Issue 353: refactored payload/blob so that contentMetadata is a type.

atmos/src/main/java/org/jclouds/atmosonline/saas/blobstore/functions/BlobToContentMetadata.java

@@ -22,7 +22,10 @@ package org.jclouds.atmosonline.saas.blobstore.functions;
 import javax.inject.Singleton;
 
 import org.jclouds.atmosonline.saas.domain.MutableContentMetadata;
+import org.jclouds.atmosonline.saas.domain.internal.DelegatingMutableContentMetadata;
 import org.jclouds.blobstore.domain.BlobMetadata;
+import org.jclouds.blobstore.domain.internal.MutableBlobMetadataImpl;
+import org.jclouds.http.HttpUtils;
 
 import com.google.common.base.Function;
 
@@ -32,13 +35,9 @@ import com.google.common.base.Function;
 @Singleton
 public class BlobToContentMetadata implements Function<BlobMetadata, MutableContentMetadata> {
    public MutableContentMetadata apply(BlobMetadata base) {
-      MutableContentMetadata to = new MutableContentMetadata();
-      to.setContentType(base.getContentType());
-      to.setContentMD5(base.getContentMD5());
-      to.setName(base.getName());
-      if (base.getSize() != null)
-         to.setContentLength(base.getSize());
-      return to;
+      MutableBlobMetadataImpl to = new MutableBlobMetadataImpl();
+      HttpUtils.copy(base.getContentMetadata(), to.getContentMetadata());
+      return new DelegatingMutableContentMetadata(base.getName(), to.getContentMetadata());
    }
 
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/blobstore/functions/BlobToSystemMetadata.java

@@ -33,9 +33,9 @@ import com.google.common.base.Function;
 @Singleton
 public class BlobToSystemMetadata implements Function<BlobMetadata, SystemMetadata> {
    public SystemMetadata apply(BlobMetadata base) {
-      return new SystemMetadata(base.getContentMD5(), null, base.getLastModified(), null, null,
-               null, 1, null, base.getName(), null, (base.getSize() != null) ? base.getSize() : 0,
-               FileType.REGULAR, "root");
+      return new SystemMetadata(base.getContentMetadata().getContentMD5(), null, base.getLastModified(), null, null,
+               null, 1, null, base.getName(), null, (base.getContentMetadata().getContentLength() != null) ? base
+                        .getContentMetadata().getContentLength() : 0, FileType.REGULAR, "root");
    }
 
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/blobstore/functions/DirectoryEntryListToResourceMetadataList.java

@@ -32,6 +32,7 @@ import org.jclouds.blobstore.domain.internal.BlobMetadataImpl;
 import org.jclouds.blobstore.domain.internal.PageSetImpl;
 import org.jclouds.blobstore.domain.internal.StorageMetadataImpl;
 import org.jclouds.domain.Location;
+import org.jclouds.io.payloads.BaseMutableContentMetadata;
 
 import com.google.common.base.Function;
 import com.google.common.base.Supplier;
@@ -59,11 +60,11 @@ public class DirectoryEntryListToResourceMetadataList implements
                   public StorageMetadata apply(DirectoryEntry from) {
                      StorageType type = from.getType() == FileType.DIRECTORY ? StorageType.FOLDER : StorageType.BLOB;
                      if (type == StorageType.FOLDER)
-                        return new StorageMetadataImpl(type, from.getObjectID(), from.getObjectName(), defaultLocation.get(),
-                                 null, null, null, null, Maps.<String, String> newHashMap());
+                        return new StorageMetadataImpl(type, from.getObjectID(), from.getObjectName(), defaultLocation
+                                 .get(), null, null, null, Maps.<String, String> newHashMap());
                      else
-                        return new BlobMetadataImpl(from.getObjectID(), from.getObjectName(), defaultLocation.get(), null,
-                                 null, null, null, Maps.<String, String> newHashMap(), null, null, null, null, null);
+                        return new BlobMetadataImpl(from.getObjectID(), from.getObjectName(), defaultLocation.get(),
+                                 null, null, null, Maps.<String, String> newHashMap(), new BaseMutableContentMetadata());
                   }
 
                }), from.getToken());

atmos/src/main/java/org/jclouds/atmosonline/saas/blobstore/functions/ObjectToBlob.java

@@ -27,6 +27,7 @@ import javax.inject.Singleton;
 import org.jclouds.atmosonline.saas.domain.AtmosObject;
 import org.jclouds.blobstore.domain.Blob;
 import org.jclouds.blobstore.domain.Blob.Factory;
+import org.jclouds.http.HttpUtils;
 
 import com.google.common.base.Function;
 
@@ -49,9 +50,7 @@ public class ObjectToBlob implements Function<AtmosObject, Blob> {
          return null;
       Blob blob = blobFactory.create(object2BlobMd.apply(from));
       blob.setPayload(checkNotNull(from.getPayload(), "payload: " + from));
-      if (from.getContentMetadata().getContentLength() != null)
-         blob.getMetadata().setSize(from.getContentMetadata().getContentLength());
-      blob.getMetadata().setContentMD5(from.getSystemMetadata().getContentMD5());
+      HttpUtils.copy(from.getContentMetadata(), blob.getPayload().getContentMetadata());
       blob.setAllHeaders(from.getAllHeaders());
       return blob;
    }

atmos/src/main/java/org/jclouds/atmosonline/saas/blobstore/functions/ObjectToBlobMetadata.java

@@ -32,6 +32,7 @@ import org.jclouds.atmosonline.saas.functions.AtmosObjectName;
 import org.jclouds.blobstore.domain.MutableBlobMetadata;
 import org.jclouds.blobstore.domain.StorageType;
 import org.jclouds.blobstore.domain.internal.MutableBlobMetadataImpl;
+import org.jclouds.http.HttpUtils;
 
 import com.google.common.base.Function;
 import com.google.common.collect.ImmutableSet;
@@ -58,11 +59,8 @@ public class ObjectToBlobMetadata implements Function<AtmosObject, MutableBlobMe
       MutableBlobMetadata to = new MutableBlobMetadataImpl();
       to.setId(from.getSystemMetadata().getObjectID());
       to.setLastModified(from.getSystemMetadata().getLastUserDataModification());
-      to.setContentMD5(from.getSystemMetadata().getContentMD5());
-      if (from.getContentMetadata().getContentType() != null)
-         to.setContentType(from.getContentMetadata().getContentType());
+      HttpUtils.copy(from.getContentMetadata(), to.getContentMetadata());
       to.setName(objectName.apply(from));
-      to.setSize(from.getSystemMetadata().getSize());
       if (from.getSystemMetadata().getType() == FileType.DIRECTORY) {
          to.setType(StorageType.FOLDER);
       } else {

atmos/src/main/java/org/jclouds/atmosonline/saas/domain/MutableContentMetadata.java

@@ -19,83 +19,20 @@
 
 package org.jclouds.atmosonline.saas.domain;
 
-import javax.ws.rs.core.MediaType;
+import org.jclouds.atmosonline.saas.domain.internal.DelegatingMutableContentMetadata;
+
+import com.google.inject.ImplementedBy;
 
 /**
  * metadata of the object
  * 
  * @author Adrian Cole
  */
-public class MutableContentMetadata {
+@ImplementedBy(DelegatingMutableContentMetadata.class)
+public interface MutableContentMetadata extends org.jclouds.io.MutableContentMetadata {
 
-   private String name;
-   private Long contentLength;
-   private String contentType = MediaType.APPLICATION_OCTET_STREAM;
-   private byte[] contentMD5;
+   public String getName();
 
-   public String getName() {
-      return name;
-   }
-
-   public void setName(String name) {
-      this.name = name;
-   }
-
-   /**
-    * Returns the total size of the downloaded object, or the chunk that's available.
-    * <p/>
-    * Chunking is only used when org.jclouds.http.GetOptions is called with options like tail,
-    * range, or startAt.
-    * 
-    * @return the length in bytes that can be be obtained from {@link #getInput()}
-    * @see org.jclouds.http.HttpHeaders#CONTENT_LENGTH
-    * @see GetObjectOptions
-    */
-   public Long getContentLength() {
-      return contentLength;
-   }
-
-   /**
-    * @see #getContentLength
-    */
-   public void setContentLength(Long contentLength) {
-      this.contentLength = contentLength;
-   }
-
-   /**
-    * 
-    * A standard MIME type describing the format of the contents. If none is provided, the default
-    * is binary/octet-stream.
-    * 
-    * @see <a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.17"/>
-    */
-   public String getContentType() {
-      return contentType;
-   }
-
-   /**
-    * @see #getContentType
-    */
-   public void setContentType(String contentType) {
-      this.contentType = contentType;
-   }
-
-   /**
-    * The 128-bit MD5 digest of the message (without the headers) according to RFC 1864. This header
-    * can be used as a message integrity check to verify that the data is the same data that was
-    * originally sent. Although it is optional, we recommend using the Content-MD5 mechanism as an
-    * end-to-end integrity check.
-    * 
-    */
-   public byte[] getContentMD5() {
-      return contentMD5;
-   }
-
-   /**
-    * @see #getContentMD5
-    */
-   public void setContentMD5(byte[] contentMD5) {
-      this.contentMD5 = contentMD5;
-   }
+   public void setName(String name);
 
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/domain/internal/AtmosObjectImpl.java

@@ -29,8 +29,6 @@ import org.jclouds.atmosonline.saas.domain.SystemMetadata;
 import org.jclouds.atmosonline.saas.domain.UserMetadata;
 import org.jclouds.http.internal.PayloadEnclosingImpl;
 import org.jclouds.io.Payload;
-import org.jclouds.io.PayloadEnclosing;
-import org.jclouds.io.payloads.DelegatingPayload;
 
 import com.google.common.collect.LinkedHashMultimap;
 import com.google.common.collect.Multimap;
@@ -40,8 +38,7 @@ import com.google.common.collect.Multimap;
  * 
  * @author Adrian Cole
  */
-public class AtmosObjectImpl extends PayloadEnclosingImpl implements AtmosObject,
-         Comparable<AtmosObject> {
+public class AtmosObjectImpl extends PayloadEnclosingImpl implements AtmosObject, Comparable<AtmosObject> {
    private final UserMetadata userMetadata;
    private final SystemMetadata systemMetadata;
 
@@ -53,15 +50,13 @@ public class AtmosObjectImpl extends PayloadEnclosingImpl implements AtmosObject
       return userMetadata;
    }
 
-   private final MutableContentMetadata _contentMetadata;
-   private final SetPayloadPropertiesMutableContentMetadata contentMetadata;
+   private  MutableContentMetadata contentMetadata;
    private Multimap<String, String> allHeaders = LinkedHashMultimap.create();
 
    public AtmosObjectImpl(MutableContentMetadata contentMetadata, SystemMetadata systemMetadata,
             UserMetadata userMetadata) {
       super();
-      this.contentMetadata = linkMetadataToThis(contentMetadata);
-      this._contentMetadata = this.contentMetadata.getDelegate();
+      this.contentMetadata = contentMetadata;
       this.systemMetadata = systemMetadata;
       this.userMetadata = userMetadata;
    }
@@ -102,15 +97,16 @@ public class AtmosObjectImpl extends PayloadEnclosingImpl implements AtmosObject
    public int compareTo(AtmosObject o) {
       if (getContentMetadata().getName() == null)
          return -1;
-      return (this == o) ? 0 : getContentMetadata().getName().compareTo(
-               o.getContentMetadata().getName());
+      return (this == o) ? 0 : getContentMetadata().getName().compareTo(o.getContentMetadata().getName());
    }
 
    @Override
    public int hashCode() {
       final int prime = 31;
       int result = super.hashCode();
-      result = prime * result + ((_contentMetadata == null) ? 0 : _contentMetadata.hashCode());
+      result = prime * result + ((contentMetadata == null) ? 0 : contentMetadata.hashCode());
+      result = prime * result + ((systemMetadata == null) ? 0 : systemMetadata.hashCode());
+      result = prime * result + ((userMetadata == null) ? 0 : userMetadata.hashCode());
       return result;
    }
 
@@ -123,85 +119,32 @@ public class AtmosObjectImpl extends PayloadEnclosingImpl implements AtmosObject
       if (getClass() != obj.getClass())
          return false;
       AtmosObjectImpl other = (AtmosObjectImpl) obj;
-      if (_contentMetadata == null) {
-         if (other._contentMetadata != null)
+      if (contentMetadata == null) {
+         if (other.contentMetadata != null)
             return false;
-      } else if (!_contentMetadata.equals(other._contentMetadata))
+      } else if (!contentMetadata.equals(other.contentMetadata))
+         return false;
+      if (systemMetadata == null) {
+         if (other.systemMetadata != null)
+            return false;
+      } else if (!systemMetadata.equals(other.systemMetadata))
+         return false;
+      if (userMetadata == null) {
+         if (other.userMetadata != null)
+            return false;
+      } else if (!userMetadata.equals(other.userMetadata))
          return false;
       return true;
    }
 
    @Override
    public String toString() {
-      return "[contentMetadata=" + _contentMetadata + "]";
+      return "[contentMetadata=" + contentMetadata + "]";
    }
 
    @Override
    public void setPayload(Payload data) {
-      linkPayloadToMetadata(data);
-   }
-
-   /**
-    * link the new payload to the contentMetadata object so that when content-related
-    * contentMetadata is updated on the payload, it is also copied the contentMetadata object.
-    */
-   void linkPayloadToMetadata(Payload data) {
-      if (data instanceof DelegatingPayload)
-         super.setPayload(new SetMetadataPropertiesPayload(DelegatingPayload.class.cast(data)
-                  .getDelegate(), _contentMetadata));
-      else
-         super.setPayload(new SetMetadataPropertiesPayload(data, _contentMetadata));
-   }
-
-   static class SetMetadataPropertiesPayload extends DelegatingPayload {
-
-      private transient final MutableContentMetadata contentMetadata;
-
-      public SetMetadataPropertiesPayload(Payload delegate, MutableContentMetadata contentMetadata) {
-         super(delegate);
-         this.contentMetadata = contentMetadata;
-         setContentType(contentMetadata.getContentType());
-      }
-
-      @Override
-      public void setContentType(String md5) {
-         super.setContentType(md5);
-         contentMetadata.setContentType(md5);
-      }
-
-   }
-
-   /**
-    * link the contentMetadata object to this so that when content-related contentMetadata is
-    * updated, it is also copied the currentpayload object.
-    */
-   SetPayloadPropertiesMutableContentMetadata linkMetadataToThis(
-            MutableContentMetadata contentMetadata) {
-      return contentMetadata instanceof DelegatingMutableContentMetadata ? new SetPayloadPropertiesMutableContentMetadata(
-               DelegatingMutableContentMetadata.class.cast(contentMetadata).getDelegate(), this)
-               : new SetPayloadPropertiesMutableContentMetadata(contentMetadata, this);
-   }
-
-   static class SetPayloadPropertiesMutableContentMetadata extends DelegatingMutableContentMetadata {
-      /** The serialVersionUID */
-      private static final long serialVersionUID = -5072270546219814521L;
-      private transient final PayloadEnclosing object;
-
-      public SetPayloadPropertiesMutableContentMetadata(MutableContentMetadata delegate,
-               PayloadEnclosing object) {
-         super(delegate);
-         this.object = object;
-      }
-
-      @Override
-      public void setContentType(String type) {
-         super.setContentType(type);
-         if (canSetPayload())
-            object.getPayload().setContentType(type);
-      }
-
-      private boolean canSetPayload() {
-         return object != null && object.getPayload() != null;
-      }
+      this.payload = data;
+      this.contentMetadata = new DelegatingMutableContentMetadata(contentMetadata.getName(), payload.getContentMetadata());
    }
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/domain/internal/DelegatingMutableContentMetadata.java

@@ -20,15 +20,22 @@
 package org.jclouds.atmosonline.saas.domain.internal;
 
 import org.jclouds.atmosonline.saas.domain.MutableContentMetadata;
+import org.jclouds.io.payloads.BaseMutableContentMetadata;
 
 /**
  * 
  * @author Adrian Cole
  */
-public class DelegatingMutableContentMetadata extends MutableContentMetadata {
-   private final MutableContentMetadata delegate;
+public class DelegatingMutableContentMetadata implements MutableContentMetadata {
+   private String name;
+   private final org.jclouds.io.MutableContentMetadata delegate;
 
-   public DelegatingMutableContentMetadata(MutableContentMetadata delegate) {
+   public DelegatingMutableContentMetadata() {
+      this(null, new BaseMutableContentMetadata());
+   }
+
+   public DelegatingMutableContentMetadata(String name, org.jclouds.io.MutableContentMetadata delegate) {
+      this.name = name;
       this.delegate = delegate;
    }
 
@@ -49,7 +56,7 @@ public class DelegatingMutableContentMetadata extends MutableContentMetadata {
 
    @Override
    public String getName() {
-      return delegate.getName();
+      return name;
    }
 
    @Override
@@ -69,26 +76,78 @@ public class DelegatingMutableContentMetadata extends MutableContentMetadata {
 
    @Override
    public void setName(String name) {
-      delegate.setName(name);
+      this.name = name;
    }
 
    @Override
    public boolean equals(Object obj) {
-      return delegate.equals(obj);
+      if (this == obj)
+         return true;
+      if (obj == null)
+         return false;
+      if (getClass() != obj.getClass())
+         return false;
+      DelegatingMutableContentMetadata other = (DelegatingMutableContentMetadata) obj;
+      if (delegate == null) {
+         if (other.delegate != null)
+            return false;
+      } else if (!delegate.equals(other.delegate))
+         return false;
+      if (name == null) {
+         if (other.name != null)
+            return false;
+      } else if (!name.equals(other.name))
+         return false;
+      return true;
    }
 
    @Override
    public int hashCode() {
-      return delegate.hashCode();
+      final int prime = 31;
+      int result = 1;
+      result = prime * result + ((delegate == null) ? 0 : delegate.hashCode());
+      result = prime * result + ((name == null) ? 0 : name.hashCode());
+      return result;
    }
 
    @Override
    public String toString() {
-      return delegate.toString();
+      return "[name=" + name + ", delegate=" + delegate + "]";
    }
 
-   public MutableContentMetadata getDelegate() {
+   public org.jclouds.io.MutableContentMetadata getDelegate() {
       return delegate;
    }
 
+   @Override
+   public void setContentDisposition(String contentDisposition) {
+      delegate.setContentDisposition(contentDisposition);
+
+   }
+
+   @Override
+   public void setContentEncoding(String contentEncoding) {
+      delegate.setContentEncoding(contentEncoding);
+   }
+
+   @Override
+   public void setContentLanguage(String contentLanguage) {
+      delegate.setContentLanguage(contentLanguage);
+   }
+
+   @Override
+   public String getContentDisposition() {
+      return delegate.getContentDisposition();
+   }
+
+   @Override
+   public String getContentEncoding() {
+      return delegate.getContentEncoding();
+   }
+
+   @Override
+   public String getContentLanguage() {
+      return delegate.getContentLanguage();
+   }
+
 }

atmos/src/main/java/org/jclouds/atmosonline/saas/filters/SignRequest.java

@@ -171,7 +171,7 @@ public class SignRequest implements HttpRequestFilter {
    }
 
    private void appendPayloadMetadata(HttpRequest request, StringBuilder buffer) {
-      buffer.append(utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentType()))
+      buffer.append(utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentMetadata().getContentType()))
                .append("\n");
    }
 

atmos/src/main/java/org/jclouds/atmosonline/saas/util/AtmosStorageUtils.java

@@ -32,7 +32,6 @@ import org.jclouds.atmosonline.saas.filters.SignRequest;
 import org.jclouds.atmosonline.saas.xml.ErrorHandler;
 import org.jclouds.blobstore.domain.Blob;
 import org.jclouds.crypto.Crypto;
-import org.jclouds.crypto.CryptoStreams;
 import org.jclouds.http.HttpCommand;
 import org.jclouds.http.HttpException;
 import org.jclouds.http.HttpResponse;
@@ -72,8 +71,6 @@ public class AtmosStorageUtils {
             String container, Blob blob) {
       final String path = container + "/" + blob.getMetadata().getName();
       deleteAndEnsureGone(sync, path);
-      if (blob.getMetadata().getContentMD5() != null)
-         blob.getMetadata().getUserMetadata().put("content-md5", CryptoStreams.hex(blob.getMetadata().getContentMD5()));
       sync.createFile(container, blob2Object.apply(blob));
       return path;
    }

atmos/src/test/java/org/jclouds/atmosonline/saas/blobstore/AtmosBlobRequestSignerTest.java

@@ -33,7 +33,6 @@ import org.jclouds.blobstore.domain.Blob.Factory;
 import org.jclouds.date.TimeStamp;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.RequiresHttp;
-import org.jclouds.io.payloads.PhantomPayload;
 import org.jclouds.rest.ConfiguresRestClient;
 import org.jclouds.rest.RestClientTest;
 import org.jclouds.rest.RestContextFactory;
@@ -83,9 +82,11 @@ public class AtmosBlobRequestSignerTest extends RestClientTest<AtmosStorageAsync
             NoSuchMethodException, IOException {
       Blob blob = blobFactory.create(null);
       blob.getMetadata().setName("name");
-      blob.setPayload(new PhantomPayload(2l, new byte[] { 0, 2, 4, 8 }));
-      blob.getPayload().setContentType("text/plain");
-
+      blob.setPayload("");
+      blob.getPayload().getContentMetadata().setContentLength(2l);
+      blob.getPayload().getContentMetadata().setContentMD5(new byte[] { 0, 2, 4, 8 });
+      blob.getPayload().getContentMetadata().setContentType("text/plain");
+      
       HttpRequest request = signer.signPutBlob("container", blob);
 
       assertRequestLineEquals(request,

atmos/src/test/java/org/jclouds/atmosonline/saas/filters/SignRequestTest.java

@@ -110,8 +110,8 @@ public class SignRequestTest {
    public HttpRequest newRequest() {
       HttpRequest request = new HttpRequest("POST", URI.create("http://localhost/rest/objects"));
       request.setPayload("");
-      request.getPayload().setContentLength(4286l);
-      request.getPayload().setContentType(MediaType.APPLICATION_OCTET_STREAM);
+      request.getPayload().getContentMetadata().setContentLength(4286l);
+      request.getPayload().getContentMetadata().setContentType(MediaType.APPLICATION_OCTET_STREAM);
 
       request.getHeaders().put(AtmosStorageHeaders.LISTABLE_META, "part4/part7/part8=quick");
       request.getHeaders().put(AtmosStorageHeaders.META, "part1=buy");

atmos/src/test/java/org/jclouds/atmosonline/saas/internal/StubAtmosStorageAsyncClient.java

@@ -103,7 +103,7 @@ public class StubAtmosStorageAsyncClient implements AtmosStorageAsyncClient {
          public URI apply(Boolean from) {
             if (path != null) {
                Blob blob = blobStore.newBlob(path + "/");
-               blob.getMetadata().setContentType("application/directory");
+               blob.getMetadata().getContentMetadata().setContentType("application/directory");
                blob.setPayload("");
                blobStore.putBlob(container, blob);
             }

aws/core/src/main/java/org/jclouds/aws/filters/FormSigner.java

@@ -134,7 +134,7 @@ public class FormSigner implements HttpRequestFilter, RequestSigner {
             return o1.getKey().compareTo(o2.getKey());
          }
       }));
-      request.getPayload().setContentType("application/x-www-form-urlencoded");
+      request.getPayload().getContentMetadata().setContentType("application/x-www-form-urlencoded");
    }
 
    @VisibleForTesting

aws/core/src/main/java/org/jclouds/aws/handlers/ParseAWSErrorFromXmlContent.java

@@ -71,9 +71,9 @@ public class ParseAWSErrorFromXmlContent implements HttpErrorHandler {
          AWSError error = null;
          String message = null;
          if (response.getPayload() != null) {
-            if (response.getPayload().getContentType() != null
-                     && (response.getPayload().getContentType().indexOf("xml") != -1 || response.getPayload()
-                              .getContentType().indexOf("unknown") != -1)) {
+            String contentType = response.getPayload().getContentMetadata().getContentType();
+            if (contentType != null
+                     && (contentType.indexOf("xml") != -1 || contentType.indexOf("unknown") != -1)) {
                error = utils.parseAWSErrorFromContent(request, response);
                if (error != null) {
                   message = error.getMessage();

aws/core/src/main/java/org/jclouds/aws/s3/binders/BindACLToXMLPayload.java

@@ -52,7 +52,7 @@ public class BindACLToXMLPayload implements Binder {
       try {
          String stringPayload = generateBuilder(from).asString(outputProperties);
          request.setPayload(stringPayload);
-         request.getPayload().setContentType(MediaType.TEXT_XML);
+         request.getPayload().getContentMetadata().setContentType(MediaType.TEXT_XML);
       } catch (Exception e) {
          Throwables.propagateIfPossible(e);
          throw new RuntimeException("error transforming acl: " + from, e);

aws/core/src/main/java/org/jclouds/aws/s3/binders/BindBucketLoggingToXmlPayload.java

@@ -52,7 +52,7 @@ public class BindBucketLoggingToXmlPayload implements Binder {
       try {
          String stringPayload = generateBuilder(from).asString(outputProperties);
          request.setPayload(stringPayload);
-         request.getPayload().setContentType(MediaType.TEXT_XML);
+         request.getPayload().getContentMetadata().setContentType(MediaType.TEXT_XML);
       } catch (Exception e) {
          Throwables.propagateIfPossible(e);
          throw new RuntimeException("error transforming bucketLogging: " + from, e);

aws/core/src/main/java/org/jclouds/aws/s3/binders/BindPayerToXmlPayload.java

@@ -45,6 +45,6 @@ public class BindPayerToXmlPayload implements Binder {
                         "<RequestPaymentConfiguration xmlns=\"http://s3.amazonaws.com/doc/2006-03-01/\"><Payer>%s</Payer></RequestPaymentConfiguration>",
                         ((Payer) toBind).value());
       request.setPayload(text);
-      request.getPayload().setContentType(MediaType.TEXT_XML);
+      request.getPayload().getContentMetadata().setContentType(MediaType.TEXT_XML);
    }
 }

aws/core/src/main/java/org/jclouds/aws/s3/binders/BindS3ObjectToPayload.java

@@ -20,7 +20,6 @@
 package org.jclouds.aws.s3.binders;
 
 import static com.google.common.base.Preconditions.checkArgument;
-import static com.google.common.base.Preconditions.checkNotNull;
 
 import javax.inject.Inject;
 import javax.inject.Singleton;
@@ -42,32 +41,21 @@ public class BindS3ObjectToPayload implements Binder {
    private final ObjectToBlob object2Blob;
 
    @Inject
-   public BindS3ObjectToPayload(ObjectToBlob object2Blob,
-            BindUserMetadataToHeadersWithPrefix blobBinder) {
+   public BindS3ObjectToPayload(ObjectToBlob object2Blob, BindUserMetadataToHeadersWithPrefix blobBinder) {
       this.blobBinder = blobBinder;
       this.object2Blob = object2Blob;
    }
 
    public void bindToRequest(HttpRequest request, Object payload) {
       S3Object s3Object = (S3Object) payload;
-      checkNotNull(s3Object.getPayload().getContentLength(), "contentLength");
-      checkArgument(s3Object.getPayload().getContentLength() <= 5l * 1024 * 1024 * 1024,
+      checkArgument(s3Object.getPayload().getContentMetadata().getContentLength() != null,
+               "contentLength must be set, streaming not supported");
+      checkArgument(s3Object.getPayload().getContentMetadata().getContentLength() <= 5l * 1024 * 1024 * 1024,
                "maximum size for put object is 5GB");
       blobBinder.bindToRequest(request, object2Blob.apply(s3Object));
 
       if (s3Object.getMetadata().getCacheControl() != null) {
-         request.getHeaders().put(HttpHeaders.CACHE_CONTROL,
-                  s3Object.getMetadata().getCacheControl());
-      }
-
-      if (s3Object.getMetadata().getContentDisposition() != null) {
-         request.getHeaders().put("Content-Disposition",
-                  s3Object.getMetadata().getContentDisposition());
-      }
-
-      if (s3Object.getMetadata().getContentEncoding() != null) {
-         request.getHeaders().put(HttpHeaders.CONTENT_ENCODING,
-                  s3Object.getMetadata().getContentEncoding());
+         request.getHeaders().put(HttpHeaders.CACHE_CONTROL, s3Object.getMetadata().getCacheControl());
       }
 
    }

aws/core/src/main/java/org/jclouds/aws/s3/blobstore/functions/BlobToObjectMetadata.java

@@ -26,6 +26,7 @@ import javax.inject.Singleton;
 import org.jclouds.aws.s3.domain.MutableObjectMetadata;
 import org.jclouds.aws.s3.domain.internal.MutableObjectMetadataImpl;
 import org.jclouds.blobstore.domain.BlobMetadata;
+import org.jclouds.http.HttpUtils;
 
 import com.google.common.base.Function;
 
@@ -38,18 +39,14 @@ public class BlobToObjectMetadata implements Function<BlobMetadata, MutableObjec
       if (from == null)
          return null;
       MutableObjectMetadata to = new MutableObjectMetadataImpl();
-      to.setContentType(from.getContentType());
+      HttpUtils.copy(from.getContentMetadata(), to.getContentMetadata());
       to.setETag(from.getETag());
-      to.setContentMD5(from.getContentMD5());
       to.setKey(from.getName());
       to.setLastModified(from.getLastModified());
-      if (from.getSize() != null)
-         to.setSize(from.getSize());
       if (from.getUserMetadata() != null) {
          for (Entry<String, String> entry : from.getUserMetadata().entrySet())
             to.getUserMetadata().put(entry.getKey().toLowerCase(), entry.getValue());
       }
       return to;
    }
-
 }

aws/core/src/main/java/org/jclouds/aws/s3/blobstore/functions/ObjectToBlobMetadata.java

@@ -27,6 +27,7 @@ import org.jclouds.blobstore.domain.MutableBlobMetadata;
 import org.jclouds.blobstore.domain.StorageType;
 import org.jclouds.blobstore.domain.internal.MutableBlobMetadataImpl;
 import org.jclouds.blobstore.strategy.IfDirectoryReturnNameStrategy;
+import org.jclouds.http.HttpUtils;
 
 import com.google.common.base.Function;
 
@@ -46,13 +47,9 @@ public class ObjectToBlobMetadata implements Function<ObjectMetadata, MutableBlo
       if (from == null)
          return null;
       MutableBlobMetadata to = new MutableBlobMetadataImpl();
-      if (from.getContentMD5() != null)
-         to.setContentMD5(from.getContentMD5());
-      if (from.getContentType() != null)
-         to.setContentType(from.getContentType());
+      HttpUtils.copy(from.getContentMetadata(), to.getContentMetadata());
       to.setETag(from.getETag());
       to.setName(from.getKey());
-      to.setSize(from.getSize());
       to.setLastModified(from.getLastModified());
       to.setUserMetadata(from.getUserMetadata());
       String directoryName = ifDirectoryReturnName.execute(to);

aws/core/src/main/java/org/jclouds/aws/s3/domain/MutableObjectMetadata.java

@@ -23,6 +23,7 @@ import java.util.Date;
 import java.util.Map;
 
 import org.jclouds.aws.s3.domain.internal.MutableObjectMetadataImpl;
+import org.jclouds.io.MutableContentMetadata;
 
 import com.google.inject.ImplementedBy;
 
@@ -68,47 +69,14 @@ public interface MutableObjectMetadata extends ObjectMetadata {
     */
    void setCacheControl(String cacheControl);
 
-   /**
-    * Specifies presentational information for the object.
-    * 
-    * @see <a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec19.html?sec19.5.1."/>
-    */
-   void setContentDisposition(String contentDisposition);
+   MutableContentMetadata getContentMetadata();
 
-   /**
-    * Specifies what content encodings have been applied to the object and thus what decoding
-    * mechanisms must be applied in order to obtain the media-type referenced by the Content-Type
-    * header field.
-    * 
-    * @see <a href= "http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html?sec14.11" />
-    */
-   void setContentEncoding(String encoding);
-
-   /**
-    * 
-    * A standard MIME type describing the format of the contents. If none is provided, the default
-    * is binary/octet-stream.
-    * 
-    * @see <a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.17"/>
-    */
-   void setContentType(String type);
-
-   /**
-    * The base64 decoded 128-bit MD5 digest of the message (without the headers) according to RFC
-    * 1864. This header can be used as a message integrity check to verify that the data is the same
-    * data that was originally sent. Although it is optional, we recommend using the Content-MD5
-    * mechanism as an end-to-end integrity check.
-    * 
-    * @see <a href="http://docs.amazonwebservices.com/AmazonS3/latest/RESTAuthentication.html"/>
-    */
-   void setContentMD5(byte[] md5);
+   void setContentMetadata(MutableContentMetadata md);
 
    void setLastModified(Date lastModified);
 
    void setETag(String eTag);
 
-   void setSize(Long size);
-
    void setUserMetadata(Map<String, String> userMetadata);
 
 }

aws/core/src/main/java/org/jclouds/aws/s3/domain/ObjectMetadata.java

@@ -22,6 +22,8 @@ package org.jclouds.aws.s3.domain;
 import java.util.Date;
 import java.util.Map;
 
+import org.jclouds.io.ContentMetadata;
+
 /**
  * /** Amazon S3 is designed to store objects. Objects are stored in {@link S3BucketListing buckets}
  * and consist of a {@link org.jclouds.aws.s3.domain.S3Object#getData() value}, a
@@ -67,47 +69,12 @@ public interface ObjectMetadata extends Comparable<ObjectMetadata> {
     */
    String getCacheControl();
 
-   /**
-    * Specifies presentational information for the object.
-    * 
-    * @see <a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec19.html?sec19.5.1."/>
-    */
-   String getContentDisposition();
-
-   /**
-    * Specifies what content encodings have been applied to the object and thus what decoding
-    * mechanisms must be applied in order to obtain the media-type referenced by the Content-Type
-    * header field.
-    * 
-    * @see <a href= "http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html?sec14.11" />
-    */
-   String getContentEncoding();
-
-   /**
-    * 
-    * A standard MIME type describing the format of the contents. If none is provided, the default
-    * is binary/octet-stream.
-    * 
-    * @see <a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.17"/>
-    */
-   String getContentType();
-
-   /**
-    * The base64 decoded 128-bit MD5 digest of the message (without the headers) according to RFC
-    * 1864. This header can be used as a message integrity check to verify that the data is the same
-    * data that was originally sent. Although it is optional, we recommend using the Content-MD5
-    * mechanism as an end-to-end integrity check.
-    * 
-    * @see <a href="http://docs.amazonwebservices.com/AmazonS3/latest/RESTAuthentication.html"/>
-    */
-   byte[] getContentMD5();
-
    Date getLastModified();
 
    String getETag();
 
-   Long getSize();
-
    Map<String, String> getUserMetadata();
 
+   ContentMetadata getContentMetadata();
+
 }

aws/core/src/main/java/org/jclouds/aws/s3/domain/internal/BucketListObjectMetadata.java

@@ -20,12 +20,13 @@
 package org.jclouds.aws.s3.domain.internal;
 
 import java.io.Serializable;
-import java.util.Arrays;
 import java.util.Date;
 import java.util.Map;
 
 import org.jclouds.aws.s3.domain.CanonicalUser;
 import org.jclouds.aws.s3.domain.ObjectMetadata;
+import org.jclouds.io.ContentMetadata;
+import org.jclouds.io.payloads.BaseImmutableContentMetadata;
 
 import com.google.common.collect.Maps;
 
@@ -42,29 +43,21 @@ public class BucketListObjectMetadata implements Serializable, ObjectMetadata {
    private final String key;
    private final Date lastModified;
    private final String eTag;
-   private final long size;
    private final CanonicalUser owner;
    private final StorageClass storageClass;
-   private final String contentType;
-   private final byte[] contentMD5;
    private final String cacheControl;
-   private final String contentDisposition;
-   private final String contentEncoding;
    private final Map<String, String> userMetadata;
+   private final ContentMetadata contentMetadata;
 
-   public BucketListObjectMetadata(String key, Date lastModified, String eTag, byte[] md5,
-            long size, CanonicalUser owner, StorageClass storageClass) {
+   public BucketListObjectMetadata(String key, Date lastModified, String eTag, byte[] md5, long contentLength,
+            CanonicalUser owner, StorageClass storageClass) {
       this.key = key;
       this.lastModified = lastModified;
       this.eTag = eTag;
-      this.size = size;
       this.owner = owner;
-      this.contentMD5 = md5;
+      this.contentMetadata = new BaseImmutableContentMetadata(null, contentLength, md5, null, null, null);
       this.storageClass = storageClass;
-      this.contentType = null;
       this.cacheControl = null;
-      this.contentDisposition = null;
-      this.contentEncoding = null;
       this.userMetadata = Maps.newHashMap();
    }
 
@@ -96,27 +89,6 @@ public class BucketListObjectMetadata implements Serializable, ObjectMetadata {
       return cacheControl;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public String getContentDisposition() {
-      return contentDisposition;
-   }
-
-   /**
-    *{@inheritDoc}
-    */
-   public String getContentEncoding() {
-      return contentEncoding;
-   }
-
-   /**
-    *{@inheritDoc}
-    */
-   public String getContentType() {
-      return contentType;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -131,13 +103,6 @@ public class BucketListObjectMetadata implements Serializable, ObjectMetadata {
       return eTag;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public Long getSize() {
-      return size;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -155,8 +120,9 @@ public class BucketListObjectMetadata implements Serializable, ObjectMetadata {
    /**
     *{@inheritDoc}
     */
-   public byte[] getContentMD5() {
-      return contentMD5;
+   @Override
+   public ContentMetadata getContentMetadata() {
+      return contentMetadata;
    }
 
    @Override
@@ -164,15 +130,11 @@ public class BucketListObjectMetadata implements Serializable, ObjectMetadata {
       final int prime = 31;
       int result = 1;
       result = prime * result + ((cacheControl == null) ? 0 : cacheControl.hashCode());
-      result = prime * result + ((contentDisposition == null) ? 0 : contentDisposition.hashCode());
-      result = prime * result + ((contentEncoding == null) ? 0 : contentEncoding.hashCode());
-      result = prime * result + Arrays.hashCode(contentMD5);
-      result = prime * result + ((contentType == null) ? 0 : contentType.hashCode());
+      result = prime * result + ((contentMetadata == null) ? 0 : contentMetadata.hashCode());
       result = prime * result + ((eTag == null) ? 0 : eTag.hashCode());
       result = prime * result + ((key == null) ? 0 : key.hashCode());
       result = prime * result + ((lastModified == null) ? 0 : lastModified.hashCode());
       result = prime * result + ((owner == null) ? 0 : owner.hashCode());
-      result = prime * result + (int) (size ^ (size >>> 32));
       result = prime * result + ((storageClass == null) ? 0 : storageClass.hashCode());
       result = prime * result + ((userMetadata == null) ? 0 : userMetadata.hashCode());
       return result;
@@ -192,22 +154,10 @@ public class BucketListObjectMetadata implements Serializable, ObjectMetadata {
             return false;
       } else if (!cacheControl.equals(other.cacheControl))
          return false;
-      if (contentDisposition == null) {
-         if (other.contentDisposition != null)
+      if (contentMetadata == null) {
+         if (other.contentMetadata != null)
             return false;
-      } else if (!contentDisposition.equals(other.contentDisposition))
-         return false;
-      if (contentEncoding == null) {
-         if (other.contentEncoding != null)
-            return false;
-      } else if (!contentEncoding.equals(other.contentEncoding))
-         return false;
-      if (!Arrays.equals(contentMD5, other.contentMD5))
-         return false;
-      if (contentType == null) {
-         if (other.contentType != null)
-            return false;
-      } else if (!contentType.equals(other.contentType))
+      } else if (!contentMetadata.equals(other.contentMetadata))
          return false;
       if (eTag == null) {
          if (other.eTag != null)
@@ -229,8 +179,6 @@ public class BucketListObjectMetadata implements Serializable, ObjectMetadata {
             return false;
       } else if (!owner.equals(other.owner))
          return false;
-      if (size != other.size)
-         return false;
       if (storageClass == null) {
          if (other.storageClass != null)
             return false;

aws/core/src/main/java/org/jclouds/aws/s3/domain/internal/CopyObjectResult.java

@@ -20,12 +20,13 @@
 package org.jclouds.aws.s3.domain.internal;
 
 import java.io.Serializable;
-import java.util.Arrays;
 import java.util.Date;
 import java.util.Map;
 
 import org.jclouds.aws.s3.domain.CanonicalUser;
 import org.jclouds.aws.s3.domain.ObjectMetadata;
+import org.jclouds.io.ContentMetadata;
+import org.jclouds.io.payloads.BaseImmutableContentMetadata;
 
 /**
  * Returns the metadata parsable from a bucket listing
@@ -40,28 +41,20 @@ public class CopyObjectResult implements Serializable, ObjectMetadata {
    private final String key;
    private final Date lastModified;
    private final String eTag;
-   private final Long size;
    private final CanonicalUser owner;
    private final StorageClass storageClass;
-   private final String contentType;
-   private final byte[] contentMD5;
    private final String cacheControl;
-   private final String contentDisposition;
-   private final String contentEncoding;
    private final Map<String, String> userMetadata;
+   private final BaseImmutableContentMetadata contentMetadata;
 
    public CopyObjectResult(Date lastModified, String eTag) {
       this.key = null;
       this.lastModified = lastModified;
       this.eTag = eTag;
-      this.size = null;
       this.owner = null;
       this.storageClass = StorageClass.STANDARD;
-      this.contentType = null;
-      this.contentMD5 = null;
+      this.contentMetadata = new BaseImmutableContentMetadata(null, null, null, null, null, null);
       this.cacheControl = null;
-      this.contentDisposition = null;
-      this.contentEncoding = null;
       this.userMetadata = null;
    }
 
@@ -93,27 +86,6 @@ public class CopyObjectResult implements Serializable, ObjectMetadata {
       return cacheControl;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public String getContentDisposition() {
-      return contentDisposition;
-   }
-
-   /**
-    *{@inheritDoc}
-    */
-   public String getContentEncoding() {
-      return contentEncoding;
-   }
-
-   /**
-    *{@inheritDoc}
-    */
-   public String getContentType() {
-      return contentType;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -128,13 +100,6 @@ public class CopyObjectResult implements Serializable, ObjectMetadata {
       return eTag;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public Long getSize() {
-      return size;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -152,8 +117,9 @@ public class CopyObjectResult implements Serializable, ObjectMetadata {
    /**
     *{@inheritDoc}
     */
-   public byte[] getContentMD5() {
-      return contentMD5;
+   @Override
+   public ContentMetadata getContentMetadata() {
+      return contentMetadata;
    }
 
    @Override
@@ -161,15 +127,11 @@ public class CopyObjectResult implements Serializable, ObjectMetadata {
       final int prime = 31;
       int result = 1;
       result = prime * result + ((cacheControl == null) ? 0 : cacheControl.hashCode());
-      result = prime * result + ((contentDisposition == null) ? 0 : contentDisposition.hashCode());
-      result = prime * result + ((contentEncoding == null) ? 0 : contentEncoding.hashCode());
-      result = prime * result + Arrays.hashCode(contentMD5);
-      result = prime * result + ((contentType == null) ? 0 : contentType.hashCode());
+      result = prime * result + ((contentMetadata == null) ? 0 : contentMetadata.hashCode());
       result = prime * result + ((eTag == null) ? 0 : eTag.hashCode());
       result = prime * result + ((key == null) ? 0 : key.hashCode());
       result = prime * result + ((lastModified == null) ? 0 : lastModified.hashCode());
       result = prime * result + ((owner == null) ? 0 : owner.hashCode());
-      result = prime * result + ((size == null) ? 0 : size.hashCode());
       result = prime * result + ((storageClass == null) ? 0 : storageClass.hashCode());
       result = prime * result + ((userMetadata == null) ? 0 : userMetadata.hashCode());
       return result;
@@ -189,22 +151,10 @@ public class CopyObjectResult implements Serializable, ObjectMetadata {
             return false;
       } else if (!cacheControl.equals(other.cacheControl))
          return false;
-      if (contentDisposition == null) {
-         if (other.contentDisposition != null)
+      if (contentMetadata == null) {
+         if (other.contentMetadata != null)
             return false;
-      } else if (!contentDisposition.equals(other.contentDisposition))
-         return false;
-      if (contentEncoding == null) {
-         if (other.contentEncoding != null)
-            return false;
-      } else if (!contentEncoding.equals(other.contentEncoding))
-         return false;
-      if (!Arrays.equals(contentMD5, other.contentMD5))
-         return false;
-      if (contentType == null) {
-         if (other.contentType != null)
-            return false;
-      } else if (!contentType.equals(other.contentType))
+      } else if (!contentMetadata.equals(other.contentMetadata))
          return false;
       if (eTag == null) {
          if (other.eTag != null)
@@ -226,11 +176,6 @@ public class CopyObjectResult implements Serializable, ObjectMetadata {
             return false;
       } else if (!owner.equals(other.owner))
          return false;
-      if (size == null) {
-         if (other.size != null)
-            return false;
-      } else if (!size.equals(other.size))
-         return false;
       if (storageClass == null) {
          if (other.storageClass != null)
             return false;

aws/core/src/main/java/org/jclouds/aws/s3/domain/internal/DelegatingMutableObjectMetadata.java

@@ -1,184 +0,0 @@
-/**
- *
- * Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
- *
- * ====================================================================
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- * ====================================================================
- */
-
-package org.jclouds.aws.s3.domain.internal;
-
-import java.util.Date;
-import java.util.Map;
-
-import org.jclouds.aws.s3.domain.CanonicalUser;
-import org.jclouds.aws.s3.domain.MutableObjectMetadata;
-import org.jclouds.aws.s3.domain.ObjectMetadata;
-
-/**
- * 
- * @author Adrian Cole
- */
-public class DelegatingMutableObjectMetadata implements MutableObjectMetadata {
-   private final MutableObjectMetadata delegate;
-
-   public DelegatingMutableObjectMetadata(MutableObjectMetadata delegate) {
-      this.delegate = delegate;
-   }
-
-   @Override
-   public int compareTo(ObjectMetadata o) {
-      return delegate.compareTo(o);
-   }
-
-   @Override
-   public boolean equals(Object obj) {
-      return delegate.equals(obj);
-   }
-
-   @Override
-   public String getCacheControl() {
-      return delegate.getCacheControl();
-   }
-
-   @Override
-   public String getContentDisposition() {
-      return delegate.getContentDisposition();
-   }
-
-   @Override
-   public String getContentEncoding() {
-      return delegate.getContentEncoding();
-   }
-
-   @Override
-   public byte[] getContentMD5() {
-      return delegate.getContentMD5();
-   }
-
-   @Override
-   public String getContentType() {
-      return delegate.getContentType();
-   }
-
-   @Override
-   public String getETag() {
-      return delegate.getETag();
-   }
-
-   @Override
-   public String getKey() {
-      return delegate.getKey();
-   }
-
-   @Override
-   public Date getLastModified() {
-      return delegate.getLastModified();
-   }
-
-   @Override
-   public CanonicalUser getOwner() {
-      return delegate.getOwner();
-   }
-
-   @Override
-   public Long getSize() {
-      return delegate.getSize();
-   }
-
-   @Override
-   public StorageClass getStorageClass() {
-      return delegate.getStorageClass();
-   }
-
-   @Override
-   public Map<String, String> getUserMetadata() {
-      return delegate.getUserMetadata();
-   }
-
-   @Override
-   public int hashCode() {
-      return delegate.hashCode();
-   }
-
-   @Override
-   public void setCacheControl(String cacheControl) {
-      delegate.setCacheControl(cacheControl);
-   }
-
-   @Override
-   public void setContentDisposition(String contentDisposition) {
-      delegate.setContentDisposition(contentDisposition);
-   }
-
-   @Override
-   public void setContentEncoding(String encoding) {
-      delegate.setContentEncoding(encoding);
-   }
-
-   @Override
-   public void setContentMD5(byte[] md5) {
-      delegate.setContentMD5(md5);
-   }
-
-   @Override
-   public void setContentType(String contentType) {
-      delegate.setContentType(contentType);
-   }
-
-   @Override
-   public void setETag(String eTag) {
-      delegate.setETag(eTag);
-   }
-
-   @Override
-   public void setKey(String key) {
-      delegate.setKey(key);
-   }
-
-   @Override
-   public void setLastModified(Date lastModified) {
-      delegate.setLastModified(lastModified);
-   }
-
-   @Override
-   public void setOwner(CanonicalUser owner) {
-      delegate.setOwner(owner);
-   }
-
-   @Override
-   public void setSize(Long size) {
-      delegate.setSize(size);
-   }
-
-   @Override
-   public void setStorageClass(StorageClass storageClass) {
-      delegate.setStorageClass(storageClass);
-   }
-
-   @Override
-   public void setUserMetadata(Map<String, String> userMetadata) {
-      delegate.setUserMetadata(userMetadata);
-   }
-
-   @Override
-   public String toString() {
-      return delegate.toString();
-   }
-
-   public MutableObjectMetadata getDelegate() {
-      return delegate;
-   }
-
-}

aws/core/src/main/java/org/jclouds/aws/s3/domain/internal/MutableObjectMetadataImpl.java

@@ -20,13 +20,15 @@
 package org.jclouds.aws.s3.domain.internal;
 
 import java.io.Serializable;
-import java.util.Arrays;
 import java.util.Date;
 import java.util.Map;
 
 import org.jclouds.aws.s3.domain.CanonicalUser;
 import org.jclouds.aws.s3.domain.MutableObjectMetadata;
 import org.jclouds.aws.s3.domain.ObjectMetadata;
+import org.jclouds.http.HttpUtils;
+import org.jclouds.io.MutableContentMetadata;
+import org.jclouds.io.payloads.BaseMutableContentMetadata;
 
 import com.google.common.collect.Maps;
 
@@ -43,18 +45,21 @@ public class MutableObjectMetadataImpl implements Serializable, MutableObjectMet
    private String key;
    private Date lastModified;
    private String eTag;
-   private Long size;
    private CanonicalUser owner;
    private StorageClass storageClass;
-   private String contentType;
-   private byte[] contentMD5;
    private String cacheControl;
-   private String contentDisposition;
-   private String contentEncoding;
    private Map<String, String> userMetadata = Maps.newHashMap();
+   private MutableContentMetadata contentMetadata;
 
    public MutableObjectMetadataImpl() {
       this.storageClass = StorageClass.STANDARD;
+      this.contentMetadata = new BaseMutableContentMetadata();
+   }
+
+   public MutableObjectMetadataImpl(ObjectMetadata from) {
+      this.storageClass = StorageClass.STANDARD;
+      this.contentMetadata = new BaseMutableContentMetadata();
+      HttpUtils.copy(from.getContentMetadata(), this.contentMetadata);
    }
 
    /**
@@ -85,27 +90,6 @@ public class MutableObjectMetadataImpl implements Serializable, MutableObjectMet
       return cacheControl;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public String getContentDisposition() {
-      return contentDisposition;
-   }
-
-   /**
-    *{@inheritDoc}
-    */
-   public String getContentEncoding() {
-      return contentEncoding;
-   }
-
-   /**
-    *{@inheritDoc}
-    */
-   public String getContentType() {
-      return contentType;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -120,13 +104,6 @@ public class MutableObjectMetadataImpl implements Serializable, MutableObjectMet
       return eTag;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public Long getSize() {
-      return size;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -141,19 +118,6 @@ public class MutableObjectMetadataImpl implements Serializable, MutableObjectMet
       return userMetadata;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public byte[] getContentMD5() {
-      if (contentMD5 != null) {
-         byte[] retval = new byte[contentMD5.length];
-         System.arraycopy(this.contentMD5, 0, retval, 0, contentMD5.length);
-         return retval;
-      } else {
-         return null;
-      }
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -161,38 +125,6 @@ public class MutableObjectMetadataImpl implements Serializable, MutableObjectMet
       this.cacheControl = cacheControl;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public void setContentDisposition(String contentDisposition) {
-      this.contentDisposition = contentDisposition;
-   }
-
-   /**
-    *{@inheritDoc}
-    */
-   public void setContentEncoding(String encoding) {
-      this.contentEncoding = encoding;
-   }
-
-   /**
-    *{@inheritDoc}
-    */
-   public void setContentMD5(byte[] md5) {
-      if (md5 != null) {
-         byte[] retval = new byte[md5.length];
-         System.arraycopy(md5, 0, retval, 0, md5.length);
-         this.contentMD5 = md5;
-      }
-   }
-
-   /**
-    *{@inheritDoc}
-    */
-   public void setContentType(String contentType) {
-      this.contentType = contentType;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -221,13 +153,6 @@ public class MutableObjectMetadataImpl implements Serializable, MutableObjectMet
       this.owner = owner;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public void setSize(Long size) {
-      this.size = size;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -242,20 +167,32 @@ public class MutableObjectMetadataImpl implements Serializable, MutableObjectMet
       this.userMetadata = userMetadata;
    }
 
+   /**
+    * {@inheritDoc}
+    */
+   @Override
+   public MutableContentMetadata getContentMetadata() {
+      return contentMetadata;
+   }
+
+   /**
+    * {@inheritDoc}
+    */
+   @Override
+   public void setContentMetadata(MutableContentMetadata contentMetadata) {
+      this.contentMetadata = contentMetadata;
+   }
+
    @Override
    public int hashCode() {
       final int prime = 31;
       int result = 1;
       result = prime * result + ((cacheControl == null) ? 0 : cacheControl.hashCode());
-      result = prime * result + ((contentDisposition == null) ? 0 : contentDisposition.hashCode());
-      result = prime * result + ((contentEncoding == null) ? 0 : contentEncoding.hashCode());
-      result = prime * result + Arrays.hashCode(contentMD5);
-      result = prime * result + ((contentType == null) ? 0 : contentType.hashCode());
+      result = prime * result + ((contentMetadata == null) ? 0 : contentMetadata.hashCode());
       result = prime * result + ((eTag == null) ? 0 : eTag.hashCode());
       result = prime * result + ((key == null) ? 0 : key.hashCode());
       result = prime * result + ((lastModified == null) ? 0 : lastModified.hashCode());
       result = prime * result + ((owner == null) ? 0 : owner.hashCode());
-      result = prime * result + ((size == null) ? 0 : size.hashCode());
       result = prime * result + ((storageClass == null) ? 0 : storageClass.hashCode());
       result = prime * result + ((userMetadata == null) ? 0 : userMetadata.hashCode());
       return result;
@@ -275,22 +212,10 @@ public class MutableObjectMetadataImpl implements Serializable, MutableObjectMet
             return false;
       } else if (!cacheControl.equals(other.cacheControl))
          return false;
-      if (contentDisposition == null) {
-         if (other.contentDisposition != null)
+      if (contentMetadata == null) {
+         if (other.contentMetadata != null)
             return false;
-      } else if (!contentDisposition.equals(other.contentDisposition))
-         return false;
-      if (contentEncoding == null) {
-         if (other.contentEncoding != null)
-            return false;
-      } else if (!contentEncoding.equals(other.contentEncoding))
-         return false;
-      if (!Arrays.equals(contentMD5, other.contentMD5))
-         return false;
-      if (contentType == null) {
-         if (other.contentType != null)
-            return false;
-      } else if (!contentType.equals(other.contentType))
+      } else if (!contentMetadata.equals(other.contentMetadata))
          return false;
       if (eTag == null) {
          if (other.eTag != null)
@@ -312,11 +237,6 @@ public class MutableObjectMetadataImpl implements Serializable, MutableObjectMet
             return false;
       } else if (!owner.equals(other.owner))
          return false;
-      if (size == null) {
-         if (other.size != null)
-            return false;
-      } else if (!size.equals(other.size))
-         return false;
       if (storageClass == null) {
          if (other.storageClass != null)
             return false;
@@ -332,12 +252,9 @@ public class MutableObjectMetadataImpl implements Serializable, MutableObjectMet
 
    @Override
    public String toString() {
-      return "MutableObjectMetadataImpl [key=" + key + ", cacheControl=" + cacheControl
-               + ", contentDisposition=" + contentDisposition + ", contentEncoding="
-               + contentEncoding + ", contentMD5=" + Arrays.toString(contentMD5) + ", contentType="
-               + contentType + ", eTag=" + eTag + ", lastModified=" + lastModified + ", owner="
-               + owner + ", size=" + size + ", storageClass=" + storageClass + ", userMetadata="
-               + userMetadata + "]";
+      return "[key=" + key + ", cacheControl=" + cacheControl + ", contentMetadata=" + contentMetadata + ", eTag="
+               + eTag + ", lastModified=" + lastModified + ", owner=" + owner + ", storageClass=" + storageClass
+               + ", userMetadata=" + userMetadata + "]";
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/s3/domain/internal/S3ObjectImpl.java

@@ -28,8 +28,6 @@ import org.jclouds.aws.s3.domain.MutableObjectMetadata;
 import org.jclouds.aws.s3.domain.S3Object;
 import org.jclouds.http.internal.PayloadEnclosingImpl;
 import org.jclouds.io.Payload;
-import org.jclouds.io.PayloadEnclosing;
-import org.jclouds.io.payloads.DelegatingPayload;
 
 import com.google.common.collect.LinkedHashMultimap;
 import com.google.common.collect.Multimap;
@@ -59,15 +57,13 @@ public class S3ObjectImpl extends PayloadEnclosingImpl implements S3Object, Comp
       return this.accessControlList;
    }
 
-   private final MutableObjectMetadata _metadata;
-   private final SetPayloadPropertiesMutableObjectMetadata metadata;
+   private final MutableObjectMetadata metadata;
    private Multimap<String, String> allHeaders = LinkedHashMultimap.create();
 
    @Inject
    public S3ObjectImpl(MutableObjectMetadata metadata) {
       super();
-      this.metadata = linkMetadataToThis(metadata);
-      this._metadata = this.metadata.getDelegate();
+      this.metadata = metadata;
    }
 
    /**
@@ -108,7 +104,7 @@ public class S3ObjectImpl extends PayloadEnclosingImpl implements S3Object, Comp
    public int hashCode() {
       final int prime = 31;
       int result = super.hashCode();
-      result = prime * result + ((_metadata == null) ? 0 : _metadata.hashCode());
+      result = prime * result + ((metadata == null) ? 0 : metadata.hashCode());
       return result;
    }
 
@@ -121,85 +117,23 @@ public class S3ObjectImpl extends PayloadEnclosingImpl implements S3Object, Comp
       if (getClass() != obj.getClass())
          return false;
       S3ObjectImpl other = (S3ObjectImpl) obj;
-      if (_metadata == null) {
-         if (other._metadata != null)
+      if (metadata == null) {
+         if (other.metadata != null)
             return false;
-      } else if (!_metadata.equals(other._metadata))
+      } else if (!metadata.equals(other.metadata))
          return false;
       return true;
    }
 
    @Override
    public String toString() {
-      return "[metadata=" + _metadata + "]";
+      return "[metadata=" + metadata + "]";
    }
 
    @Override
    public void setPayload(Payload data) {
-      linkPayloadToMetadata(data);
-   }
-
-   /**
-    * metadata link the new payload to the metadata object so that when content-related metadata is
-    * updated on the payload, it is also copied the metadata object.
-    */
-   void linkPayloadToMetadata(Payload data) {
-      if (data instanceof DelegatingPayload)
-         super.setPayload(new SetMetadataPropertiesPayload(DelegatingPayload.class.cast(data)
-                  .getDelegate(), _metadata));
-      else
-         super.setPayload(new SetMetadataPropertiesPayload(data, _metadata));
-   }
-
-   static class SetMetadataPropertiesPayload extends DelegatingPayload {
-
-      private transient final MutableObjectMetadata metadata;
-
-      public SetMetadataPropertiesPayload(Payload delegate, MutableObjectMetadata metadata) {
-         super(delegate);
-         this.metadata = checkNotNull(metadata, "metadata");
-         setContentType(metadata.getContentType());
-      }
-
-      @Override
-      public void setContentType(String md5) {
-         super.setContentType(md5);
-         metadata.setContentType(md5);
-      }
-
-   }
-
-   /**
-    * link the metadata object to this so that when content-related metadata is updated, it is also
-    * copied the currentpayload object.
-    */
-   SetPayloadPropertiesMutableObjectMetadata linkMetadataToThis(MutableObjectMetadata metadata) {
-      return metadata instanceof DelegatingMutableObjectMetadata ? new SetPayloadPropertiesMutableObjectMetadata(
-               DelegatingMutableObjectMetadata.class.cast(metadata).getDelegate(), this)
-               : new SetPayloadPropertiesMutableObjectMetadata(metadata, this);
-   }
-
-   static class SetPayloadPropertiesMutableObjectMetadata extends DelegatingMutableObjectMetadata {
-      /** The serialVersionUID */
-      private static final long serialVersionUID = -5072270546219814521L;
-      private transient final PayloadEnclosing object;
-
-      public SetPayloadPropertiesMutableObjectMetadata(MutableObjectMetadata delegate,
-               PayloadEnclosing object) {
-         super(delegate);
-         this.object = object;
-      }
-
-      @Override
-      public void setContentType(String type) {
-         super.setContentType(type);
-         if (canSetPayload())
-            object.getPayload().setContentType(type);
-      }
-
-      private boolean canSetPayload() {
-         return object != null && object.getPayload() != null;
-      }
+      super.setPayload(data);
+      metadata.setContentMetadata(data.getContentMetadata());
    }
 
 }

aws/core/src/main/java/org/jclouds/aws/s3/filters/RequestAuthorizeSignature.java

@@ -175,10 +175,12 @@ public class RequestAuthorizeSignature implements HttpRequestFilter, RequestSign
    }
 
    void appendPayloadMetadata(HttpRequest request, StringBuilder buffer) {
-      buffer.append(utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentMD5()))
-               .append("\n");
-      buffer.append(utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentType()))
-               .append("\n");
+      buffer.append(
+               utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentMetadata()
+                        .getContentMD5())).append("\n");
+      buffer.append(
+               utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentMetadata()
+                        .getContentType())).append("\n");
    }
 
    void appendHttpHeaders(HttpRequest request, StringBuilder toSign) {

aws/core/src/main/java/org/jclouds/aws/s3/functions/BindRegionToXmlPayload.java

@@ -74,6 +74,6 @@ public class BindRegionToXmlPayload extends BindToStringPayload {
                         "<CreateBucketConfiguration><LocationConstraint>%s</LocationConstraint></CreateBucketConfiguration>",
                         value);
       super.bindToRequest(request, payload);
-      request.getPayload().setContentType(MediaType.TEXT_XML);
+      request.getPayload().getContentMetadata().setContentType(MediaType.TEXT_XML);
    }
 }

aws/core/src/main/java/org/jclouds/aws/s3/functions/ParseObjectFromHeadersAndHttpContent.java

@@ -50,8 +50,6 @@ public class ParseObjectFromHeadersAndHttpContent implements Function<HttpRespon
 
    public S3Object apply(HttpResponse from) {
       MutableObjectMetadata metadata = metadataParser.apply(from);
-      if (metadata.getContentMD5() != null)
-         from.getPayload().setContentMD5(metadata.getContentMD5());
       S3Object object = objectProvider.create(metadata);
       object.getAllHeaders().putAll(from.getHeaders());
       object.setPayload(from.getPayload());

aws/core/src/main/java/org/jclouds/aws/s3/functions/ParseObjectMetadataFromHeaders.java

@@ -20,7 +20,6 @@
 package org.jclouds.aws.s3.functions;
 
 import static org.jclouds.blobstore.reference.BlobStoreConstants.PROPERTY_USER_METADATA_PREFIX;
-import static org.jclouds.http.HttpUtils.attemptToParseSizeAndRangeFromHeaders;
 
 import javax.inject.Inject;
 import javax.inject.Named;
@@ -30,11 +29,9 @@ import org.jclouds.aws.s3.blobstore.functions.BlobToObjectMetadata;
 import org.jclouds.aws.s3.domain.MutableObjectMetadata;
 import org.jclouds.blobstore.domain.BlobMetadata;
 import org.jclouds.blobstore.functions.ParseSystemAndUserMetadataFromHeaders;
-import org.jclouds.crypto.CryptoStreams;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.HttpResponse;
 import org.jclouds.rest.InvocationContext;
-import org.jclouds.util.Utils;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Function;
@@ -67,11 +64,7 @@ public class ParseObjectMetadataFromHeaders implements Function<HttpResponse, Mu
       BlobMetadata base = blobMetadataParser.apply(from);
       MutableObjectMetadata to = blobToObjectMetadata.apply(base);
       addETagTo(from, to);
-      to.setSize(attemptToParseSizeAndRangeFromHeaders(from));
-      to.setContentMD5(CryptoStreams.hex(Utils.replaceAll(to.getETag(), '"', "")));
       to.setCacheControl(from.getFirstHeaderOrNull(HttpHeaders.CACHE_CONTROL));
-      to.setContentDisposition(from.getFirstHeaderOrNull("Content-Disposition"));
-      to.setContentEncoding(from.getFirstHeaderOrNull(HttpHeaders.CONTENT_ENCODING));
       return to;
    }
 

aws/core/src/main/java/org/jclouds/aws/util/AWSUtils.java

@@ -67,8 +67,8 @@ public class AWSUtils {
       if (response.getPayload() == null)
          return null;
       // Eucalyptus and Walrus occasionally return text/plain
-      if (response.getPayload().getContentType() != null
-               && response.getPayload().getContentType().indexOf("text/plain") != -1)
+      if (response.getPayload().getContentMetadata().getContentType() != null
+               && response.getPayload().getContentMetadata().getContentType().indexOf("text/plain") != -1)
          return null;
       try {
          AWSError error = (AWSError) factory.create(errorHandlerProvider.get()).setContext(request)

aws/core/src/test/java/org/jclouds/aws/ec2/compute/BlobStoreAndComputeServiceLiveTest.java

@@ -90,7 +90,7 @@ public class BlobStoreAndComputeServiceLiveTest {
    protected void uploadBlob(String container, String name, String script) {
       Blob blob = blobContext.getBlobStore().newBlob(name);
       blob.setPayload(script);
-      blob.getPayload().setContentType("text/plain");
+      blob.getPayload().getContentMetadata().setContentType("text/plain");
       blobContext.getBlobStore().putBlob(container, blob);
    }
 

aws/core/src/test/java/org/jclouds/aws/handlers/ParseAWSErrorFromXmlContentTest.java

@@ -121,7 +121,7 @@ public class ParseAWSErrorFromXmlContentTest {
       HttpRequest request = new HttpRequest(method, uri);
       HttpResponse response = new HttpResponse(statusCode, message, Payloads.newInputStreamPayload(Utils
                .toInputStream(content)));
-      response.getPayload().setContentType(contentType);
+      response.getPayload().getContentMetadata().setContentType(contentType);
 
       expect(command.getRequest()).andReturn(request).atLeastOnce();
       command.setException(classEq(expected));

aws/core/src/test/java/org/jclouds/aws/s3/S3ClientLiveTest.java

@@ -270,7 +270,7 @@ public class S3ClientLiveTest extends BaseBlobStoreIntegrationTest {
    protected String addBlobToContainer(String sourceContainer, String key) {
       S3Object sourceObject = getApi().newS3Object();
       sourceObject.getMetadata().setKey(key);
-      sourceObject.getMetadata().setContentType("text/xml");
+      sourceObject.getMetadata().getContentMetadata().setContentType("text/xml");
       sourceObject.setPayload(TEST_STRING);
       return getApi().putObject(sourceContainer, sourceObject);
    }
@@ -291,7 +291,7 @@ public class S3ClientLiveTest extends BaseBlobStoreIntegrationTest {
       object.getMetadata().setKey(key);
       object.setPayload(TEST_STRING);
       object.getMetadata().setCacheControl("no-cache");
-      object.getMetadata().setContentDisposition("attachment; filename=hello.txt");
+      object.getMetadata().getContentMetadata().setContentDisposition("attachment; filename=hello.txt");
       String containerName = getContainerName();
       try {
          getApi().putObject(containerName, object);
@@ -299,7 +299,7 @@ public class S3ClientLiveTest extends BaseBlobStoreIntegrationTest {
          S3Object newObject = validateObject(containerName, key);
 
          assertEquals(newObject.getMetadata().getCacheControl(), "no-cache");
-         assertEquals(newObject.getMetadata().getContentDisposition(),
+         assertEquals(newObject.getMetadata().getContentMetadata().getContentDisposition(),
                   "attachment; filename=hello.txt");
       } finally {
          returnContainer(containerName);
@@ -313,13 +313,13 @@ public class S3ClientLiveTest extends BaseBlobStoreIntegrationTest {
       S3Object object = getApi().newS3Object();
       object.getMetadata().setKey(key);
       object.setPayload(TEST_STRING);
-      object.getMetadata().setContentEncoding("x-compress");
+      object.getMetadata().getContentMetadata().setContentEncoding("x-compress");
       String containerName = getContainerName();
       try {
          getApi().putObject(containerName, object);
          S3Object newObject = validateObject(containerName, key);
 
-         assertEquals(newObject.getMetadata().getContentEncoding(), "x-compress");
+         assertEquals(newObject.getMetadata().getContentMetadata().getContentEncoding(), "x-compress");
       } finally {
          returnContainer(containerName);
       }

aws/core/src/test/java/org/jclouds/aws/s3/binders/BindBucketLoggingToXmlPayloadTest.java

@@ -57,7 +57,7 @@ public class BindBucketLoggingToXmlPayloadTest  extends BaseHandlerTest {
                .getInstance(BindBucketLoggingToXmlPayload.class);
 
       binder.bindToRequest(request, bucketLogging);
-      assertEquals(request.getPayload().getContentType(), "text/xml");
+      assertEquals(request.getPayload().getContentMetadata().getContentType(), "text/xml");
       assertEquals(request.getPayload().getRawContent(), expected);
 
    }

aws/core/src/test/java/org/jclouds/aws/s3/binders/BindS3ObjectToPayloadTest.java

@@ -30,6 +30,7 @@ import org.jclouds.aws.s3.domain.S3Object;
 import org.jclouds.blobstore.binders.BindUserMetadataToHeadersWithPrefix;
 import org.jclouds.blobstore.domain.Blob;
 import org.jclouds.http.HttpRequest;
+import org.jclouds.io.MutableContentMetadata;
 import org.jclouds.io.Payload;
 import org.testng.annotations.Test;
 
@@ -52,17 +53,19 @@ public class BindS3ObjectToPayloadTest {
       Payload payload = createMock(Payload.class);
       Blob blob = createMock(Blob.class);
       MutableObjectMetadata md = createMock(MutableObjectMetadata.class);
+      MutableContentMetadata content = createMock(MutableContentMetadata.class);
 
       expect(object.getPayload()).andReturn(payload).atLeastOnce();
-      expect(payload.getContentLength()).andReturn(5368709120l).atLeastOnce();
+      expect(payload.getContentMetadata()).andReturn(content).atLeastOnce();
+
+      expect(content.getContentLength()).andReturn(5368709120l).atLeastOnce();
       expect(object2Blob.apply(object)).andReturn(blob);
       mdBinder.bindToRequest(request, blob);
       expect(object.getMetadata()).andReturn(md).atLeastOnce();
       expect(md.getCacheControl()).andReturn(null).atLeastOnce();
-      expect(md.getContentDisposition()).andReturn(null).atLeastOnce();
-      expect(md.getContentEncoding()).andReturn(null).atLeastOnce();
 
       replay(payload);
+      replay(content);
       replay(mdBinder);
       replay(object2Blob);
       replay(request);
@@ -75,6 +78,7 @@ public class BindS3ObjectToPayloadTest {
       binder.bindToRequest(request, object);
 
       verify(payload);
+      verify(content);
       verify(mdBinder);
       verify(object2Blob);
       verify(request);
@@ -96,9 +100,11 @@ public class BindS3ObjectToPayloadTest {
       Blob blob = createMock(Blob.class);
       MutableObjectMetadata md = createMock(MutableObjectMetadata.class);
       Multimap<String, String> headers = createMock(Multimap.class);
+      MutableContentMetadata content = createMock(MutableContentMetadata.class);
 
       expect(object.getPayload()).andReturn(payload).atLeastOnce();
-      expect(payload.getContentLength()).andReturn(5368709120l).atLeastOnce();
+      expect(payload.getContentMetadata()).andReturn(content).atLeastOnce();
+      expect(content.getContentLength()).andReturn(5368709120l).atLeastOnce();
       expect(object2Blob.apply(object)).andReturn(blob);
       mdBinder.bindToRequest(request, blob);
       expect(object.getMetadata()).andReturn(md).atLeastOnce();
@@ -106,15 +112,9 @@ public class BindS3ObjectToPayloadTest {
       expect(md.getCacheControl()).andReturn("no-cache").atLeastOnce();
       expect(headers.put("Cache-Control", "no-cache")).andReturn(true);
 
-      expect(md.getContentDisposition()).andReturn("attachment; filename=\"fname.ext\"")
-               .atLeastOnce();
-      expect(headers.put("Content-Disposition", "attachment; filename=\"fname.ext\"")).andReturn(true);
-
-      expect(md.getContentEncoding()).andReturn("gzip").atLeastOnce();
-      expect(headers.put("Content-Encoding", "gzip")).andReturn(true);
-
       replay(headers);
       replay(payload);
+      replay(content);
       replay(mdBinder);
       replay(object2Blob);
       replay(request);
@@ -127,6 +127,7 @@ public class BindS3ObjectToPayloadTest {
       binder.bindToRequest(request, object);
 
       verify(headers);
+      verify(content);
       verify(payload);
       verify(mdBinder);
       verify(object2Blob);
@@ -147,17 +148,20 @@ public class BindS3ObjectToPayloadTest {
       Payload payload = createMock(Payload.class);
       Blob blob = createMock(Blob.class);
       MutableObjectMetadata md = createMock(MutableObjectMetadata.class);
+      MutableContentMetadata content = createMock(MutableContentMetadata.class);
 
       expect(object.getPayload()).andReturn(payload).atLeastOnce();
-      expect(payload.getContentLength()).andReturn(5368709121l).atLeastOnce();
+      expect(payload.getContentMetadata()).andReturn(content).atLeastOnce();
+      expect(content.getContentLength()).andReturn(5368709121l).atLeastOnce();
       expect(object2Blob.apply(object)).andReturn(blob);
       mdBinder.bindToRequest(request, blob);
       expect(object.getMetadata()).andReturn(md).atLeastOnce();
       expect(md.getCacheControl()).andReturn(null).atLeastOnce();
-      expect(md.getContentDisposition()).andReturn(null).atLeastOnce();
-      expect(md.getContentEncoding()).andReturn(null).atLeastOnce();
+      expect(content.getContentDisposition()).andReturn(null).atLeastOnce();
+      expect(content.getContentEncoding()).andReturn(null).atLeastOnce();
 
       replay(payload);
+      replay(content);
       replay(mdBinder);
       replay(object2Blob);
       replay(request);
@@ -170,6 +174,7 @@ public class BindS3ObjectToPayloadTest {
       bindS3ObjectToPayload.bindToRequest(request, object);
 
       verify(payload);
+      verify(content);
       verify(mdBinder);
       verify(object2Blob);
       verify(request);

aws/core/src/test/java/org/jclouds/aws/s3/blobstore/S3BlobRequestSignerTest.java

@@ -81,8 +81,10 @@ public class S3BlobRequestSignerTest extends RestClientTest<S3AsyncClient> {
             NoSuchMethodException, IOException {
       Blob blob = blobFactory.create(null);
       blob.getMetadata().setName("name");
-      blob.setPayload(new PhantomPayload(2l, new byte[] { 0, 2, 4, 8 }));
-      blob.getPayload().setContentType("text/plain");
+      blob.setPayload(new PhantomPayload());
+      blob.getPayload().getContentMetadata().setContentLength(2l);
+      blob.getPayload().getContentMetadata().setContentMD5(new byte[] { 0, 2, 4, 8 });
+      blob.getPayload().getContentMetadata().setContentType("text/plain");
 
       HttpRequest request = signer.signPutBlob("container", blob);
 

aws/core/src/test/java/org/jclouds/aws/s3/functions/ParseObjectMetadataFromHeadersTest.java

@@ -53,11 +53,11 @@ public class ParseObjectMetadataFromHeadersTest {
    @Test
    void testNormal() throws Exception {
       HttpResponse http = new HttpResponse(400, "boa", Payloads.newStringPayload(""));
-      http.getPayload().setContentLength(1025l);
+      http.getPayload().getContentMetadata().setContentLength(1025l);
 
       http.getHeaders().put(HttpHeaders.CACHE_CONTROL, "cacheControl");
-      http.getHeaders().put("Content-Disposition", "contentDisposition");
-      http.getHeaders().put(HttpHeaders.CONTENT_ENCODING, "encoding");
+      http.getPayload().getContentMetadata().setContentDisposition("contentDisposition");
+      http.getPayload().getContentMetadata().setContentEncoding("encoding");
       ParseObjectMetadataFromHeaders parser = new ParseObjectMetadataFromHeaders(blobParser(http, "\"abcd\""),
                blobToObjectMetadata, "x-amz-meta-");
       MutableObjectMetadata response = parser.apply(http);
@@ -68,11 +68,10 @@ public class ParseObjectMetadataFromHeadersTest {
    void testAmzEtag() throws Exception {
 
       HttpResponse http = new HttpResponse(400, "boa", Payloads.newStringPayload(""));
-      http.getPayload().setContentLength(1025l);
-
+      http.getPayload().getContentMetadata().setContentLength(1025l);
+      http.getPayload().getContentMetadata().setContentDisposition("contentDisposition");
+      http.getPayload().getContentMetadata().setContentEncoding("encoding");
       http.getHeaders().put(HttpHeaders.CACHE_CONTROL, "cacheControl");
-      http.getHeaders().put("Content-Disposition", "contentDisposition");
-      http.getHeaders().put(HttpHeaders.CONTENT_ENCODING, "encoding");
       http.getHeaders().put("x-amz-meta-object-eTag", "\"abcd\"");
       ParseObjectMetadataFromHeaders parser = new ParseObjectMetadataFromHeaders(blobParser(http, null),
                blobToObjectMetadata, "x-amz-meta-");
@@ -88,11 +87,14 @@ public class ParseObjectMetadataFromHeadersTest {
    private ParseSystemAndUserMetadataFromHeaders blobParser(HttpResponse response, String etag) {
       ParseSystemAndUserMetadataFromHeaders parser = createMock(ParseSystemAndUserMetadataFromHeaders.class);
       MutableBlobMetadata md = new MutableBlobMetadataImpl();
-      md.setContentType("type");
+      md.getContentMetadata().setContentType("type");
       md.setETag(etag);
       md.setName("key");
       md.setLastModified(now);
-      md.setSize(1025l);
+      md.getContentMetadata().setContentLength(1025l);
+      md.getContentMetadata().setContentDisposition("contentDisposition");
+      md.getContentMetadata().setContentEncoding("encoding");
+      md.getContentMetadata().setContentMD5(CryptoStreams.hex("abcd"));
       md.setUserMetadata(userMetadata);
       expect(parser.apply(response)).andReturn(md);
       replay(parser);
@@ -104,15 +106,15 @@ public class ParseObjectMetadataFromHeadersTest {
       blobToObjectMetadata = new BlobToObjectMetadata();
       expects = new MutableObjectMetadataImpl();
       expects.setCacheControl("cacheControl");
-      expects.setContentDisposition("contentDisposition");
-      expects.setContentEncoding("encoding");
-      expects.setContentMD5(CryptoStreams.hex("abcd"));
-      expects.setContentType("type");
+      expects.getContentMetadata().setContentDisposition("contentDisposition");
+      expects.getContentMetadata().setContentEncoding("encoding");
+      expects.getContentMetadata().setContentMD5(CryptoStreams.hex("abcd"));
+      expects.getContentMetadata().setContentType("type");
+      expects.getContentMetadata().setContentLength(1025l);
       expects.setETag("\"abcd\"");
       expects.setKey("key");
       expects.setLastModified(now);
       expects.setOwner(null);
-      expects.setSize(1025l);
       expects.setStorageClass(StorageClass.STANDARD);
       expects.setUserMetadata(userMetadata);
    }

aws/core/src/test/java/org/jclouds/aws/s3/xml/S3ParserTest.java

@@ -131,7 +131,7 @@ public class S3ParserTest extends PerformanceTest {
       assert object.getLastModified().equals(expected) : String.format("expected %1$s, but got %1$s", expected, object
                .getLastModified());
       assertEquals(object.getETag(), "\"9d7bb64e8e18ee34eec06dd2cf37b766\"");
-      assert object.getSize() == 136;
+      assert object.getContentMetadata().getContentLength() == 136;
       CanonicalUser owner = new CanonicalUser("e1a5f66a480ca99a4fdfe8e318c3020446c9989d7004e7778029fbcc5d990fa0");
       owner.setDisplayName("ferncam");
       assert object.getOwner().equals(owner);

aws/core/src/test/java/org/jclouds/aws/util/AWSUtilsTest.java

@@ -73,7 +73,7 @@ public class AWSUtilsTest {
 
    HttpResponse response(InputStream content) {
       HttpResponse response = new HttpResponse(400, "boa", Payloads.newInputStreamPayload(content));
-      response.getPayload().setContentType("text/xml");
+      response.getPayload().getContentMetadata().setContentType("text/xml");
       response.getHeaders().put("x-amz-request-id", "requestid");
       response.getHeaders().put("x-amz-id-2", "requesttoken");
       return response;

azure/src/main/java/org/jclouds/azure/storage/blob/binders/BindAzureBlobToPayload.java

@@ -39,40 +39,27 @@ public class BindAzureBlobToPayload implements Binder {
    private final BindUserMetadataToHeadersWithPrefix blobBinder;
 
    @Inject
-   public BindAzureBlobToPayload(AzureBlobToBlob azureBlob2Blob,
-            BindUserMetadataToHeadersWithPrefix blobBinder) {
+   public BindAzureBlobToPayload(AzureBlobToBlob azureBlob2Blob, BindUserMetadataToHeadersWithPrefix blobBinder) {
       this.azureBlob2Blob = azureBlob2Blob;
       this.blobBinder = blobBinder;
    }
 
    public void bindToRequest(HttpRequest request, Object payload) {
       AzureBlob blob = (AzureBlob) payload;
-      checkArgument(blob.getPayload().getContentLength() >= 0, "size must be set");
+      checkArgument(blob.getPayload().getContentMetadata().getContentLength() >= 0, "size must be set");
       request.getHeaders().put("x-ms-blob-type", blob.getProperties().getType().toString());
 
       switch (blob.getProperties().getType()) {
          case PAGE_BLOB:
             request.getHeaders().put(HttpHeaders.CONTENT_LENGTH, "0");
             request.getHeaders().put("x-ms-blob-content-length",
-                     blob.getPayload().getContentLength().toString());
+                     blob.getPayload().getContentMetadata().getContentLength().toString());
             break;
          case BLOCK_BLOB:
-            checkArgument(checkNotNull(blob.getPayload().getContentLength(),
-                     "blob.getContentLength()") <= 64l * 1024 * 1024,
-                     "maximum size for put Blob is 64MB");
+            checkArgument(checkNotNull(blob.getPayload().getContentMetadata().getContentLength(),
+                     "blob.getContentLength()") <= 64l * 1024 * 1024, "maximum size for put Blob is 64MB");
             break;
       }
       blobBinder.bindToRequest(request, azureBlob2Blob.apply(blob));
-
-      if (blob.getProperties().getContentLanguage() != null) {
-         request.getHeaders().put(HttpHeaders.CONTENT_LANGUAGE,
-                  blob.getProperties().getContentLanguage());
-      }
-
-      if (blob.getProperties().getContentEncoding() != null) {
-         request.getHeaders().put(HttpHeaders.CONTENT_ENCODING,
-                  blob.getProperties().getContentEncoding());
-      }
-
    }
 }

azure/src/main/java/org/jclouds/azure/storage/blob/blobstore/functions/BlobMetadataToBlobProperties.java

@@ -26,6 +26,7 @@ import javax.inject.Singleton;
 import org.jclouds.azure.storage.blob.domain.MutableBlobProperties;
 import org.jclouds.azure.storage.blob.domain.internal.MutableBlobPropertiesImpl;
 import org.jclouds.blobstore.domain.BlobMetadata;
+import org.jclouds.http.HttpUtils;
 
 import com.google.common.base.Function;
 
@@ -38,13 +39,10 @@ public class BlobMetadataToBlobProperties implements Function<BlobMetadata, Muta
       if (from == null)
          return null;
       MutableBlobProperties to = new MutableBlobPropertiesImpl();
-      to.setContentType(from.getContentType());
+      HttpUtils.copy(from.getContentMetadata(), to.getContentMetadata());
       to.setETag(from.getETag());
-      to.setContentMD5(from.getContentMD5());
       to.setName(from.getName());
       to.setLastModified(from.getLastModified());
-      if (from.getSize() != null)
-         to.setContentLength(from.getSize());
       if (from.getUserMetadata() != null) {
          for (Entry<String, String> entry : from.getUserMetadata().entrySet())
             to.getMetadata().put(entry.getKey().toLowerCase(), entry.getValue());

azure/src/main/java/org/jclouds/azure/storage/blob/blobstore/functions/BlobPropertiesToBlobMetadata.java

@@ -27,6 +27,7 @@ import org.jclouds.blobstore.domain.MutableBlobMetadata;
 import org.jclouds.blobstore.domain.StorageType;
 import org.jclouds.blobstore.domain.internal.MutableBlobMetadataImpl;
 import org.jclouds.blobstore.strategy.IfDirectoryReturnNameStrategy;
+import org.jclouds.http.HttpUtils;
 
 import com.google.common.base.Function;
 
@@ -46,15 +47,11 @@ public class BlobPropertiesToBlobMetadata implements Function<BlobProperties, Mu
       if (from == null)
          return null;
       MutableBlobMetadata to = new MutableBlobMetadataImpl();
-      if (from.getContentMD5() != null)
-         to.setContentMD5(from.getContentMD5());
-      if (from.getContentType() != null)
-         to.setContentType(from.getContentType());
+      HttpUtils.copy(from.getContentMetadata(), to.getContentMetadata());
       to.setUserMetadata(from.getMetadata());
       to.setETag(from.getETag());
       to.setLastModified(from.getLastModified());
       to.setName(from.getName());
-      to.setSize(from.getContentLength());
       String directoryName = ifDirectoryReturnName.execute(to);
       if (directoryName != null) {
          to.setName(directoryName);

azure/src/main/java/org/jclouds/azure/storage/blob/blobstore/strategy/FindMD5InBlobProperties.java

@@ -60,7 +60,7 @@ public class FindMD5InBlobProperties implements ContainsValueInListStrategy {
          byte[] toSearch = objectMD5.apply(value);
          for (BlobMetadata metadata : getAllBlobMetadata.execute(containerName, options)) {
             BlobProperties properties = client.getBlobProperties(containerName, metadata.getName());
-            if (Arrays.equals(toSearch, properties.getContentMD5()))
+            if (Arrays.equals(toSearch, properties.getContentMetadata().getContentMD5()))
                return true;
          }
          return false;

azure/src/main/java/org/jclouds/azure/storage/blob/domain/BlobProperties.java

@@ -23,6 +23,8 @@ import java.net.URI;
 import java.util.Date;
 import java.util.Map;
 
+import org.jclouds.io.ContentMetadata;
+
 /**
  * 
  * @author Adrian Cole
@@ -47,31 +49,6 @@ public interface BlobProperties extends Comparable<BlobProperties> {
 
    String getETag();
 
-   Long getContentLength();
+   ContentMetadata getContentMetadata();
 
-   /**
-    * This value present in system metadata requests on blobs which were created specifying the
-    * Content-MD5 header.
-    */
-   byte[] getContentMD5();
-
-   /**
-    * 
-    * A standard MIME type describing the format of the contents. If none is provided, the default
-    * is binary/octet-stream.
-    * 
-    * @see <a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.17"/>
-    */
-   String getContentType();
-
-   /**
-    * Specifies what content encodings have been applied to the object and thus what decoding
-    * mechanisms must be applied in order to obtain the media-type referenced by the Content-Type
-    * header field.
-    * 
-    * @see <a href= "http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html?sec14.11" />
-    */
-   public String getContentEncoding();
-
-   public String getContentLanguage();
 }

azure/src/main/java/org/jclouds/azure/storage/blob/domain/MutableBlobProperties.java

@@ -24,6 +24,7 @@ import java.util.Date;
 import java.util.Map;
 
 import org.jclouds.azure.storage.blob.domain.internal.MutableBlobPropertiesImpl;
+import org.jclouds.io.MutableContentMetadata;
 
 import com.google.inject.ImplementedBy;
 
@@ -54,30 +55,9 @@ public interface MutableBlobProperties extends BlobProperties {
     */
    void setETag(String eTag);
 
-   /**
-    * @see ListableContainerProperties#getContentLength
-    */
-   void setContentLength(Long size);
+   MutableContentMetadata getContentMetadata();
 
-   /**
-    * @see ListableContainerProperties#getContentMD5
-    */
-   void setContentMD5(byte[] md5);
-
-   /**
-    * @see ListableContainerProperties#getContentType
-    */
-   void setContentType(String contentType);
-
-   /**
-    * @see ListableContainerProperties#getContentEncoding
-    */
-   void setContentEncoding(String contentEncoding);
-
-   /**
-    * @see ListableContainerProperties#getContentLanguage
-    */
-   void setContentLanguage(String contentLanguage);
+   void setContentMetadata(MutableContentMetadata md);
 
    /**
     * @see ListableContainerProperties#getMetadata

azure/src/main/java/org/jclouds/azure/storage/blob/domain/internal/AzureBlobImpl.java

@@ -27,8 +27,6 @@ import org.jclouds.azure.storage.blob.domain.AzureBlob;
 import org.jclouds.azure.storage.blob.domain.MutableBlobProperties;
 import org.jclouds.http.internal.PayloadEnclosingImpl;
 import org.jclouds.io.Payload;
-import org.jclouds.io.PayloadEnclosing;
-import org.jclouds.io.payloads.DelegatingPayload;
 
 import com.google.common.collect.LinkedHashMultimap;
 import com.google.common.collect.Multimap;
@@ -40,15 +38,13 @@ import com.google.common.collect.Multimap;
  */
 public class AzureBlobImpl extends PayloadEnclosingImpl implements AzureBlob, Comparable<AzureBlob> {
 
-   private final MutableBlobProperties _properties;
-   private final SetPayloadPropertiesMutableBlobProperties properties;
+   private final MutableBlobProperties properties;
    private Multimap<String, String> allHeaders = LinkedHashMultimap.create();
 
    @Inject
    public AzureBlobImpl(MutableBlobProperties properties) {
       super();
-      this.properties = linkMetadataToThis(properties);
-      this._properties = this.properties.getDelegate();
+      this.properties = properties;
    }
 
    /**
@@ -89,7 +85,7 @@ public class AzureBlobImpl extends PayloadEnclosingImpl implements AzureBlob, Co
    public int hashCode() {
       final int prime = 31;
       int result = super.hashCode();
-      result = prime * result + ((_properties == null) ? 0 : _properties.hashCode());
+      result = prime * result + ((properties == null) ? 0 : properties.hashCode());
       return result;
    }
 
@@ -102,83 +98,23 @@ public class AzureBlobImpl extends PayloadEnclosingImpl implements AzureBlob, Co
       if (getClass() != obj.getClass())
          return false;
       AzureBlobImpl other = (AzureBlobImpl) obj;
-      if (_properties == null) {
-         if (other._properties != null)
+      if (properties == null) {
+         if (other.properties != null)
             return false;
-      } else if (!_properties.equals(other._properties))
+      } else if (!properties.equals(other.properties))
          return false;
       return true;
    }
 
    @Override
    public String toString() {
-      return "[properties=" + _properties + "]";
+      return "[properties=" + properties + "]";
    }
 
    @Override
    public void setPayload(Payload data) {
-      linkPayloadToMetadata(data);
+      super.setPayload(data);
+      properties.setContentMetadata(data.getContentMetadata());
    }
 
-   /**
-    * link the new payload to the properties object so that when content-related properties is
-    * updated on the payload, it is also copied the properties object.
-    */
-   void linkPayloadToMetadata(Payload data) {
-      if (data instanceof DelegatingPayload)
-         super.setPayload(new SetMetadataPropertiesPayload(DelegatingPayload.class.cast(data)
-                  .getDelegate(), _properties));
-      else
-         super.setPayload(new SetMetadataPropertiesPayload(data, _properties));
-   }
-
-   static class SetMetadataPropertiesPayload extends DelegatingPayload {
-
-      private transient final MutableBlobProperties properties;
-
-      public SetMetadataPropertiesPayload(Payload delegate, MutableBlobProperties properties) {
-         super(delegate);
-         this.properties = properties;
-      }
-
-      @Override
-      public void setContentType(String md5) {
-         super.setContentType(md5);
-         properties.setContentType(md5);
-      }
-
-   }
-
-   /**
-    * link the properties object to this so that when content-related properties is updated, it is
-    * also copied the currentpayload object.
-    */
-   SetPayloadPropertiesMutableBlobProperties linkMetadataToThis(MutableBlobProperties properties) {
-      return properties instanceof DelegatingMutableBlobProperties ? new SetPayloadPropertiesMutableBlobProperties(
-               DelegatingMutableBlobProperties.class.cast(properties).getDelegate(), this)
-               : new SetPayloadPropertiesMutableBlobProperties(properties, this);
-   }
-
-   static class SetPayloadPropertiesMutableBlobProperties extends DelegatingMutableBlobProperties {
-      /** The serialVersionUID */
-      private static final long serialVersionUID = -5072270546219814521L;
-      private transient final PayloadEnclosing blob;
-
-      public SetPayloadPropertiesMutableBlobProperties(MutableBlobProperties delegate,
-               PayloadEnclosing blob) {
-         super(delegate);
-         this.blob = blob;
-      }
-
-      @Override
-      public void setContentType(String type) {
-         super.setContentType(type);
-         if (canSetPayload())
-            blob.getPayload().setContentType(type);
-      }
-
-      private boolean canSetPayload() {
-         return blob != null && blob.getPayload() != null;
-      }
-   }
 }

azure/src/main/java/org/jclouds/azure/storage/blob/domain/internal/BlobPropertiesImpl.java

@@ -23,13 +23,14 @@ import static com.google.common.base.Preconditions.checkNotNull;
 
 import java.io.Serializable;
 import java.net.URI;
-import java.util.Arrays;
 import java.util.Date;
 import java.util.Map;
 
 import org.jclouds.azure.storage.blob.domain.BlobProperties;
 import org.jclouds.azure.storage.blob.domain.BlobType;
 import org.jclouds.azure.storage.blob.domain.LeaseStatus;
+import org.jclouds.io.ContentMetadata;
+import org.jclouds.io.payloads.BaseImmutableContentMetadata;
 
 import com.google.common.collect.Maps;
 import com.google.inject.internal.Nullable;
@@ -48,40 +49,24 @@ public class BlobPropertiesImpl implements Serializable, BlobProperties {
    private final URI url;
    private final Date lastModified;
    private final String eTag;
-   private final long size;
-   private final String contentType;
-   private final byte[] contentMD5;
-   private final String contentEncoding;
-   private final String contentLanguage;
    private final Map<String, String> metadata = Maps.newLinkedHashMap();
    private final LeaseStatus leaseStatus;
+   private final BaseImmutableContentMetadata contentMetadata;
 
-   public BlobPropertiesImpl(BlobType type, String name, URI url, Date lastModified, String eTag,
-            long size, String contentType, @Nullable byte[] contentMD5,
-            @Nullable String contentEncoding, @Nullable String contentLanguage,
-            LeaseStatus leaseStatus, Map<String, String> metadata) {
+   public BlobPropertiesImpl(BlobType type, String name, URI url, Date lastModified, String eTag, long size,
+            String contentType, @Nullable byte[] contentMD5, @Nullable String contentMetadata,
+            @Nullable String contentLanguage, LeaseStatus leaseStatus, Map<String, String> metadata) {
       this.type = checkNotNull(type, "type");
       this.leaseStatus = checkNotNull(leaseStatus, "leaseStatus");
       this.name = checkNotNull(name, "name");
       this.url = checkNotNull(url, "url");
       this.lastModified = checkNotNull(lastModified, "lastModified");
       this.eTag = checkNotNull(eTag, "eTag");
-      this.size = size;
-      this.contentType = checkNotNull(contentType, "contentType");
-      this.contentMD5 = contentMD5;
-      this.contentEncoding = contentEncoding;
-      this.contentLanguage = contentLanguage;
+      this.contentMetadata = new BaseImmutableContentMetadata(contentType, size, contentMD5, null, contentLanguage,
+               contentMetadata);
       this.metadata.putAll(checkNotNull(metadata, "metadata"));
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   @Override
-   public byte[] getContentMD5() {
-      return contentMD5;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -98,22 +83,6 @@ public class BlobPropertiesImpl implements Serializable, BlobProperties {
       return name;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   @Override
-   public String getContentEncoding() {
-      return contentEncoding;
-   }
-
-   /**
-    *{@inheritDoc}
-    */
-   @Override
-   public String getContentType() {
-      return contentType;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -130,14 +99,6 @@ public class BlobPropertiesImpl implements Serializable, BlobProperties {
       return eTag;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   @Override
-   public Long getContentLength() {
-      return size;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -154,14 +115,6 @@ public class BlobPropertiesImpl implements Serializable, BlobProperties {
       return metadata;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   @Override
-   public String getContentLanguage() {
-      return contentLanguage;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -178,20 +131,24 @@ public class BlobPropertiesImpl implements Serializable, BlobProperties {
       return leaseStatus;
    }
 
+   /**
+    *{@inheritDoc}
+    */
+   @Override
+   public ContentMetadata getContentMetadata() {
+      return contentMetadata;
+   }
+
    @Override
    public int hashCode() {
       final int prime = 31;
       int result = 1;
-      result = prime * result + ((contentEncoding == null) ? 0 : contentEncoding.hashCode());
-      result = prime * result + ((contentLanguage == null) ? 0 : contentLanguage.hashCode());
-      result = prime * result + Arrays.hashCode(contentMD5);
-      result = prime * result + ((contentType == null) ? 0 : contentType.hashCode());
+      result = prime * result + ((contentMetadata == null) ? 0 : contentMetadata.hashCode());
       result = prime * result + ((eTag == null) ? 0 : eTag.hashCode());
       result = prime * result + ((lastModified == null) ? 0 : lastModified.hashCode());
       result = prime * result + ((leaseStatus == null) ? 0 : leaseStatus.hashCode());
       result = prime * result + ((metadata == null) ? 0 : metadata.hashCode());
       result = prime * result + ((name == null) ? 0 : name.hashCode());
-      result = prime * result + (int) (size ^ (size >>> 32));
       result = prime * result + ((type == null) ? 0 : type.hashCode());
       result = prime * result + ((url == null) ? 0 : url.hashCode());
       return result;
@@ -206,22 +163,10 @@ public class BlobPropertiesImpl implements Serializable, BlobProperties {
       if (getClass() != obj.getClass())
          return false;
       BlobPropertiesImpl other = (BlobPropertiesImpl) obj;
-      if (contentEncoding == null) {
-         if (other.contentEncoding != null)
+      if (contentMetadata == null) {
+         if (other.contentMetadata != null)
             return false;
-      } else if (!contentEncoding.equals(other.contentEncoding))
-         return false;
-      if (contentLanguage == null) {
-         if (other.contentLanguage != null)
-            return false;
-      } else if (!contentLanguage.equals(other.contentLanguage))
-         return false;
-      if (!Arrays.equals(contentMD5, other.contentMD5))
-         return false;
-      if (contentType == null) {
-         if (other.contentType != null)
-            return false;
-      } else if (!contentType.equals(other.contentType))
+      } else if (!contentMetadata.equals(other.contentMetadata))
          return false;
       if (eTag == null) {
          if (other.eTag != null)
@@ -248,8 +193,6 @@ public class BlobPropertiesImpl implements Serializable, BlobProperties {
             return false;
       } else if (!name.equals(other.name))
          return false;
-      if (size != other.size)
-         return false;
       if (type == null) {
          if (other.type != null)
             return false;
@@ -265,8 +208,8 @@ public class BlobPropertiesImpl implements Serializable, BlobProperties {
 
    @Override
    public String toString() {
-      return "[name=" + name + ", type=" + type + ", contentType=" + contentType
-               + ", eTag=" + eTag + ", lastModified=" + lastModified + ", size=" + size + "]";
+      return "[name=" + name + ", type=" + type + ", contentMetadata=" + contentMetadata + ", eTag=" + eTag
+               + ", lastModified=" + lastModified + "]";
    }
 
 }

azure/src/main/java/org/jclouds/azure/storage/blob/domain/internal/DelegatingMutableBlobProperties.java

@@ -1,186 +0,0 @@
-/**
- *
- * Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
- *
- * ====================================================================
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- * ====================================================================
- */
-
-package org.jclouds.azure.storage.blob.domain.internal;
-
-import java.io.Serializable;
-import java.net.URI;
-import java.util.Date;
-import java.util.Map;
-
-import org.jclouds.azure.storage.blob.domain.BlobProperties;
-import org.jclouds.azure.storage.blob.domain.BlobType;
-import org.jclouds.azure.storage.blob.domain.LeaseStatus;
-import org.jclouds.azure.storage.blob.domain.MutableBlobProperties;
-
-/**
- * Allows you to manipulate metadata.
- * 
- * @author Adrian Cole
- */
-public class DelegatingMutableBlobProperties implements Serializable, MutableBlobProperties {
-
-   /** The serialVersionUID */
-   private static final long serialVersionUID = 9136392820647068818L;
-
-   private final MutableBlobProperties delegate;
-
-   public DelegatingMutableBlobProperties(MutableBlobProperties delegate) {
-      this.delegate = delegate;
-   }
-
-   @Override
-   public int compareTo(BlobProperties o) {
-      return delegate.compareTo(o);
-   }
-
-   @Override
-   public boolean equals(Object obj) {
-      return delegate.equals(obj);
-   }
-
-   @Override
-   public String getContentEncoding() {
-      return delegate.getContentEncoding();
-   }
-
-   @Override
-   public String getContentLanguage() {
-      return delegate.getContentLanguage();
-   }
-
-   @Override
-   public Long getContentLength() {
-      return delegate.getContentLength();
-   }
-
-   @Override
-   public byte[] getContentMD5() {
-      return delegate.getContentMD5();
-   }
-
-   @Override
-   public String getContentType() {
-      return delegate.getContentType();
-   }
-
-   @Override
-   public String getETag() {
-      return delegate.getETag();
-   }
-
-   @Override
-   public Date getLastModified() {
-      return delegate.getLastModified();
-   }
-
-   @Override
-   public LeaseStatus getLeaseStatus() {
-      return delegate.getLeaseStatus();
-   }
-
-   @Override
-   public Map<String, String> getMetadata() {
-      return delegate.getMetadata();
-   }
-
-   @Override
-   public String getName() {
-      return delegate.getName();
-   }
-
-   @Override
-   public BlobType getType() {
-      return delegate.getType();
-   }
-
-   @Override
-   public URI getUrl() {
-      return delegate.getUrl();
-   }
-
-   @Override
-   public int hashCode() {
-      return delegate.hashCode();
-   }
-
-   @Override
-   public void setContentEncoding(String encoding) {
-      delegate.setContentEncoding(encoding);
-   }
-
-   @Override
-   public void setContentLanguage(String contentLanguage) {
-      delegate.setContentLanguage(contentLanguage);
-   }
-
-   @Override
-   public void setContentLength(Long size) {
-      delegate.setContentLength(size);
-   }
-
-   @Override
-   public void setContentMD5(byte[] md5) {
-      delegate.setContentMD5(md5);
-   }
-
-   @Override
-   public void setContentType(String contentType) {
-      delegate.setContentType(contentType);
-   }
-
-   @Override
-   public void setETag(String eTag) {
-      delegate.setETag(eTag);
-   }
-
-   @Override
-   public void setLastModified(Date lastModified) {
-      delegate.setLastModified(lastModified);
-   }
-
-   @Override
-   public void setMetadata(Map<String, String> metadata) {
-      delegate.setMetadata(metadata);
-   }
-
-   @Override
-   public void setName(String name) {
-      delegate.setName(name);
-   }
-
-   @Override
-   public void setUrl(URI url) {
-      delegate.setUrl(url);
-   }
-
-   @Override
-   public String toString() {
-      return delegate.toString();
-   }
-
-   public static long getSerialversionuid() {
-      return serialVersionUID;
-   }
-
-   public MutableBlobProperties getDelegate() {
-      return delegate;
-   }
-
-}

azure/src/main/java/org/jclouds/azure/storage/blob/domain/internal/MutableBlobPropertiesImpl.java

@@ -21,7 +21,6 @@ package org.jclouds.azure.storage.blob.domain.internal;
 
 import java.io.Serializable;
 import java.net.URI;
-import java.util.Arrays;
 import java.util.Date;
 import java.util.Map;
 
@@ -29,6 +28,9 @@ import org.jclouds.azure.storage.blob.domain.BlobProperties;
 import org.jclouds.azure.storage.blob.domain.BlobType;
 import org.jclouds.azure.storage.blob.domain.LeaseStatus;
 import org.jclouds.azure.storage.blob.domain.MutableBlobProperties;
+import org.jclouds.http.HttpUtils;
+import org.jclouds.io.MutableContentMetadata;
+import org.jclouds.io.payloads.BaseMutableContentMetadata;
 
 import com.google.common.collect.Maps;
 
@@ -49,14 +51,17 @@ public class MutableBlobPropertiesImpl implements Serializable, MutableBlobPrope
    private URI url;
    private Date lastModified;
    private String eTag;
-   private Long size;
-   private String contentType;
-   private byte[] contentMD5;
-   private String contentEncoding;
-   private String contentLanguage;
+   private MutableContentMetadata contentMetadata;
    private Map<String, String> metadata = Maps.newHashMap();
 
    public MutableBlobPropertiesImpl() {
+      super();
+      this.contentMetadata = new BaseMutableContentMetadata();
+   }
+
+   public MutableBlobPropertiesImpl(BlobProperties from) {
+      this.contentMetadata = new BaseMutableContentMetadata();
+      HttpUtils.copy(from.getContentMetadata(), this.contentMetadata);
    }
 
    /**
@@ -80,20 +85,6 @@ public class MutableBlobPropertiesImpl implements Serializable, MutableBlobPrope
       return name;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public String getContentEncoding() {
-      return contentEncoding;
-   }
-
-   /**
-    *{@inheritDoc}
-    */
-   public String getContentType() {
-      return contentType;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -108,13 +99,6 @@ public class MutableBlobPropertiesImpl implements Serializable, MutableBlobPrope
       return eTag;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public Long getContentLength() {
-      return size;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -129,37 +113,6 @@ public class MutableBlobPropertiesImpl implements Serializable, MutableBlobPrope
       return metadata;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public byte[] getContentMD5() {
-      if (contentMD5 != null) {
-         byte[] retval = new byte[contentMD5.length];
-         System.arraycopy(this.contentMD5, 0, retval, 0, contentMD5.length);
-         return retval;
-      } else {
-         return null;
-      }
-   }
-
-   /**
-    *{@inheritDoc}
-    */
-   public void setContentEncoding(String encoding) {
-      this.contentEncoding = encoding;
-   }
-
-   /**
-    *{@inheritDoc}
-    */
-   public void setContentMD5(byte[] md5) {
-      if (md5 != null) {
-         byte[] retval = new byte[md5.length];
-         System.arraycopy(md5, 0, retval, 0, md5.length);
-         this.contentMD5 = md5;
-      }
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -168,13 +121,6 @@ public class MutableBlobPropertiesImpl implements Serializable, MutableBlobPrope
       return leaseStatus;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public void setContentType(String contentType) {
-      this.contentType = contentType;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -196,13 +142,6 @@ public class MutableBlobPropertiesImpl implements Serializable, MutableBlobPrope
       this.lastModified = lastModified;
    }
 
-   /**
-    *{@inheritDoc}
-    */
-   public void setContentLength(Long size) {
-      this.size = size;
-   }
-
    /**
     *{@inheritDoc}
     */
@@ -210,18 +149,10 @@ public class MutableBlobPropertiesImpl implements Serializable, MutableBlobPrope
       this.metadata = metadata;
    }
 
-   public void setContentLanguage(String contentLanguage) {
-      this.contentLanguage = contentLanguage;
-   }
-
    public void setUrl(URI url) {
       this.url = url;
    }
 
-   public String getContentLanguage() {
-      return contentLanguage;
-   }
-
    public URI getUrl() {
       return url;
    }
@@ -230,15 +161,11 @@ public class MutableBlobPropertiesImpl implements Serializable, MutableBlobPrope
    public int hashCode() {
       final int prime = 31;
       int result = 1;
-      result = prime * result + ((contentEncoding == null) ? 0 : contentEncoding.hashCode());
-      result = prime * result + ((contentLanguage == null) ? 0 : contentLanguage.hashCode());
-      result = prime * result + Arrays.hashCode(contentMD5);
-      result = prime * result + ((contentType == null) ? 0 : contentType.hashCode());
+      result = prime * result + ((contentMetadata == null) ? 0 : contentMetadata.hashCode());
       result = prime * result + ((eTag == null) ? 0 : eTag.hashCode());
       result = prime * result + ((lastModified == null) ? 0 : lastModified.hashCode());
       result = prime * result + ((metadata == null) ? 0 : metadata.hashCode());
       result = prime * result + ((name == null) ? 0 : name.hashCode());
-      result = prime * result + (int) (size ^ (size >>> 32));
       result = prime * result + ((type == null) ? 0 : type.hashCode());
       result = prime * result + ((url == null) ? 0 : url.hashCode());
       return result;
@@ -253,22 +180,10 @@ public class MutableBlobPropertiesImpl implements Serializable, MutableBlobPrope
       if (getClass() != obj.getClass())
          return false;
       MutableBlobPropertiesImpl other = (MutableBlobPropertiesImpl) obj;
-      if (contentEncoding == null) {
-         if (other.contentEncoding != null)
+      if (contentMetadata == null) {
+         if (other.contentMetadata != null)
             return false;
-      } else if (!contentEncoding.equals(other.contentEncoding))
-         return false;
-      if (contentLanguage == null) {
-         if (other.contentLanguage != null)
-            return false;
-      } else if (!contentLanguage.equals(other.contentLanguage))
-         return false;
-      if (!Arrays.equals(contentMD5, other.contentMD5))
-         return false;
-      if (contentType == null) {
-         if (other.contentType != null)
-            return false;
-      } else if (!contentType.equals(other.contentType))
+      } else if (!contentMetadata.equals(other.contentMetadata))
          return false;
       if (eTag == null) {
          if (other.eTag != null)
@@ -290,8 +205,6 @@ public class MutableBlobPropertiesImpl implements Serializable, MutableBlobPrope
             return false;
       } else if (!name.equals(other.name))
          return false;
-      if (size != other.size)
-         return false;
       if (type == null) {
          if (other.type != null)
             return false;
@@ -310,4 +223,21 @@ public class MutableBlobPropertiesImpl implements Serializable, MutableBlobPrope
       return "[name=" + name + ", type=" + type + ", lastModified=" + lastModified + "]";
    }
 
+   /**
+    * {@inheritDoc}
+    */
+   @Override
+   public MutableContentMetadata getContentMetadata() {
+      return contentMetadata;
+   }
+
+   /**
+    * {@inheritDoc}
+    */
+   @Override
+   public void setContentMetadata(MutableContentMetadata contentMetadata) {
+      this.contentMetadata = contentMetadata;
+   }
+
+
 }

azure/src/main/java/org/jclouds/azure/storage/blob/functions/ParseBlobPropertiesFromHeaders.java

@@ -19,10 +19,7 @@
 
 package org.jclouds.azure.storage.blob.functions;
 
-import static org.jclouds.http.HttpUtils.attemptToParseSizeAndRangeFromHeaders;
-
 import javax.inject.Inject;
-import javax.ws.rs.core.HttpHeaders;
 
 import org.jclouds.azure.storage.blob.blobstore.functions.BlobMetadataToBlobProperties;
 import org.jclouds.azure.storage.blob.domain.MutableBlobProperties;
@@ -41,8 +38,7 @@ import com.google.common.base.Function;
  * 
  * @author Adrian Cole
  */
-public class ParseBlobPropertiesFromHeaders implements
-         Function<HttpResponse, MutableBlobProperties>, InvocationContext {
+public class ParseBlobPropertiesFromHeaders implements Function<HttpResponse, MutableBlobProperties>, InvocationContext {
    private final ParseSystemAndUserMetadataFromHeaders blobMetadataParser;
    private final BlobMetadataToBlobProperties blobToBlobProperties;
 
@@ -59,9 +55,6 @@ public class ParseBlobPropertiesFromHeaders implements
    public MutableBlobProperties apply(HttpResponse from) {
       BlobMetadata base = blobMetadataParser.apply(from);
       MutableBlobProperties to = blobToBlobProperties.apply(base);
-      to.setContentLength(attemptToParseSizeAndRangeFromHeaders(from));
-      to.setContentLanguage(from.getFirstHeaderOrNull(HttpHeaders.CONTENT_LANGUAGE));
-      to.setContentEncoding(from.getFirstHeaderOrNull(HttpHeaders.CONTENT_ENCODING));
       return to;
    }
 

azure/src/main/java/org/jclouds/azure/storage/filters/SharedKeyLiteAuthentication.java

@@ -103,9 +103,9 @@ public class SharedKeyLiteAuthentication implements HttpRequestFilter {
    }
 
    private void appendPayloadMetadata(HttpRequest request, StringBuilder buffer) {
-      buffer.append(utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentMD5()))
+      buffer.append(utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentMetadata().getContentMD5()))
                .append("\n");
-      buffer.append(utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentType()))
+      buffer.append(utils.valueOrEmpty(request.getPayload() == null ? null : request.getPayload().getContentMetadata().getContentType()))
                .append("\n");
    }
 

azure/src/test/java/org/jclouds/azure/storage/blob/AzureBlobClientLiveTest.java

@@ -229,11 +229,12 @@ public class AzureBlobClientLiveTest {
       object.getProperties().setName("object");
       object.setPayload(data);
       Payloads.calculateMD5(object);
-      object.getProperties().setContentType("text/plain");
+      object.getProperties().getContentMetadata().setContentType("text/plain");
       object.getProperties().getMetadata().put("mykey", "metadata-value");
-      byte[] md5 = object.getProperties().getContentMD5();
+      byte[] md5 = object.getProperties().getContentMetadata().getContentMD5();
       String newEtag = client.putBlob(privateContainer, object);
-      assertEquals(CryptoStreams.hex(md5), CryptoStreams.hex(object.getProperties().getContentMD5()));
+      assertEquals(CryptoStreams.hex(md5), CryptoStreams.hex(object.getProperties().getContentMetadata()
+               .getContentMD5()));
 
       // Test HEAD of missing object
       assert client.getBlobProperties(privateContainer, "non-existent-object") == null;
@@ -247,9 +248,10 @@ public class AzureBlobClientLiveTest {
       // inexpensive fashion
       // http://code.google.com/p/jclouds/issues/detail?id=92
       // assertEquals(metadata.getSize(), data.length());
-      assertEquals(metadata.getContentType(), "text/plain");
+      assertEquals(metadata.getContentMetadata().getContentType(), "text/plain");
       // Azure doesn't return the Content-MD5 on head request..
-      assertEquals(CryptoStreams.hex(md5), CryptoStreams.hex(object.getProperties().getContentMD5()));
+      assertEquals(CryptoStreams.hex(md5), CryptoStreams.hex(object.getProperties().getContentMetadata()
+               .getContentMD5()));
       assertEquals(metadata.getETag(), newEtag);
       assertEquals(metadata.getMetadata().entrySet().size(), 1);
       assertEquals(metadata.getMetadata().get("mykey"), "metadata-value");
@@ -268,9 +270,10 @@ public class AzureBlobClientLiveTest {
       AzureBlob getBlob = client.getBlob(privateContainer, object.getProperties().getName());
       assertEquals(Utils.toStringAndClose(getBlob.getPayload().getInput()), data);
       // TODO assertEquals(getBlob.getName(), object.getProperties().getName());
-      assertEquals(getBlob.getPayload().getContentLength(), new Long(data.length()));
-      assertEquals(getBlob.getProperties().getContentType(), "text/plain");
-      assertEquals(CryptoStreams.hex(md5), CryptoStreams.hex(getBlob.getProperties().getContentMD5()));
+      assertEquals(getBlob.getPayload().getContentMetadata().getContentLength(), new Long(data.length()));
+      assertEquals(getBlob.getProperties().getContentMetadata().getContentType(), "text/plain");
+      assertEquals(CryptoStreams.hex(md5), CryptoStreams.hex(getBlob.getProperties().getContentMetadata()
+               .getContentMD5()));
       assertEquals(newEtag, getBlob.getProperties().getETag());
       // wait until we can update metadata
       // assertEquals(getBlob.getProperties().getMetadata().entries().size(), 2);
@@ -306,9 +309,10 @@ public class AzureBlobClientLiveTest {
       object = client.newBlob();
       object.getProperties().setName("chunked-object");
       object.setPayload(bais);
-      object.getPayload().setContentLength(new Long(data.getBytes().length));
+      object.getPayload().getContentMetadata().setContentLength(new Long(data.getBytes().length));
       newEtag = client.putBlob(privateContainer, object);
-      assertEquals(CryptoStreams.hex(md5), CryptoStreams.hex(getBlob.getProperties().getContentMD5()));
+      assertEquals(CryptoStreams.hex(md5), CryptoStreams.hex(getBlob.getProperties().getContentMetadata()
+               .getContentMD5()));
 
       // Test GET with options
       // Non-matching ETag

azure/src/test/java/org/jclouds/azure/storage/blob/binders/BindAzureBlobToPayloadTest.java

@@ -31,6 +31,7 @@ import org.jclouds.azure.storage.blob.domain.MutableBlobProperties;
 import org.jclouds.blobstore.binders.BindUserMetadataToHeadersWithPrefix;
 import org.jclouds.blobstore.domain.Blob;
 import org.jclouds.http.HttpRequest;
+import org.jclouds.io.MutableContentMetadata;
 import org.jclouds.io.Payload;
 import org.testng.annotations.Test;
 
@@ -55,9 +56,11 @@ public class BindAzureBlobToPayloadTest {
       Blob blob = createMock(Blob.class);
       MutableBlobProperties md = createMock(MutableBlobProperties.class);
       Multimap<String, String> headers = createMock(Multimap.class);
+      MutableContentMetadata content = createMock(MutableContentMetadata.class);
 
       expect(object.getPayload()).andReturn(payload).atLeastOnce();
-      expect(payload.getContentLength()).andReturn(1024l).atLeastOnce();
+      expect(payload.getContentMetadata()).andReturn(content).atLeastOnce();
+      expect(content.getContentLength()).andReturn(1024l).atLeastOnce();
       expect(object2Blob.apply(object)).andReturn(blob);
       mdBinder.bindToRequest(request, blob);
       expect(object.getProperties()).andReturn(md).atLeastOnce();
@@ -65,10 +68,8 @@ public class BindAzureBlobToPayloadTest {
       expect(request.getHeaders()).andReturn(headers).atLeastOnce();
       expect(headers.put("x-ms-blob-type", "BlockBlob")).andReturn(true);
 
-      expect(md.getContentLanguage()).andReturn(null).atLeastOnce();
-      expect(md.getContentEncoding()).andReturn(null).atLeastOnce();
-
       replay(headers);
+      replay(content);
       replay(payload);
       replay(mdBinder);
       replay(object2Blob);
@@ -82,6 +83,7 @@ public class BindAzureBlobToPayloadTest {
       binder.bindToRequest(request, object);
 
       verify(headers);
+      verify(content);
       verify(payload);
       verify(mdBinder);
       verify(object2Blob);
@@ -104,9 +106,11 @@ public class BindAzureBlobToPayloadTest {
       Blob blob = createMock(Blob.class);
       MutableBlobProperties md = createMock(MutableBlobProperties.class);
       Multimap<String, String> headers = createMock(Multimap.class);
+      MutableContentMetadata content = createMock(MutableContentMetadata.class);
 
       expect(object.getPayload()).andReturn(payload).atLeastOnce();
-      expect(payload.getContentLength()).andReturn(1024l).atLeastOnce();
+      expect(payload.getContentMetadata()).andReturn(content).atLeastOnce();
+      expect(content.getContentLength()).andReturn(1024l).atLeastOnce();
       expect(object2Blob.apply(object)).andReturn(blob);
       mdBinder.bindToRequest(request, blob);
       expect(object.getProperties()).andReturn(md).atLeastOnce();
@@ -114,14 +118,9 @@ public class BindAzureBlobToPayloadTest {
       expect(request.getHeaders()).andReturn(headers).atLeastOnce();
       expect(headers.put("x-ms-blob-type", "BlockBlob")).andReturn(true);
 
-      expect(md.getContentLanguage()).andReturn("en").atLeastOnce();
-      expect(headers.put("Content-Language", "en")).andReturn(true);
-
-      expect(md.getContentEncoding()).andReturn("gzip").atLeastOnce();
-      expect(headers.put("Content-Encoding", "gzip")).andReturn(true);
-
       replay(headers);
       replay(payload);
+      replay(content);
       replay(mdBinder);
       replay(object2Blob);
       replay(request);
@@ -135,6 +134,7 @@ public class BindAzureBlobToPayloadTest {
 
       verify(headers);
       verify(payload);
+      verify(content);
       verify(mdBinder);
       verify(object2Blob);
       verify(request);
@@ -156,9 +156,11 @@ public class BindAzureBlobToPayloadTest {
       Blob blob = createMock(Blob.class);
       MutableBlobProperties md = createMock(MutableBlobProperties.class);
       Multimap<String, String> headers = createMock(Multimap.class);
+      MutableContentMetadata content = createMock(MutableContentMetadata.class);
 
       expect(object.getPayload()).andReturn(payload).atLeastOnce();
-      expect(payload.getContentLength()).andReturn(5368709121l).atLeastOnce();
+      expect(payload.getContentMetadata()).andReturn(content).atLeastOnce();
+      expect(content.getContentLength()).andReturn(5368709121l).atLeastOnce();
       expect(object2Blob.apply(object)).andReturn(blob);
       mdBinder.bindToRequest(request, blob);
       expect(object.getProperties()).andReturn(md).atLeastOnce();
@@ -166,11 +168,13 @@ public class BindAzureBlobToPayloadTest {
       expect(request.getHeaders()).andReturn(headers).atLeastOnce();
       expect(headers.put("x-ms-blob-type", "BlockBlob")).andReturn(true);
 
-      expect(md.getContentLanguage()).andReturn(null).atLeastOnce();
-      expect(md.getContentEncoding()).andReturn(null).atLeastOnce();
+      expect(content.getContentLanguage()).andReturn(null).atLeastOnce();
+      expect(content.getContentEncoding()).andReturn(null).atLeastOnce();
 
       replay(headers);
       replay(payload);
+      replay(content);
+
       replay(mdBinder);
       replay(object2Blob);
       replay(request);
@@ -178,12 +182,12 @@ public class BindAzureBlobToPayloadTest {
       replay(blob);
       replay(md);
 
-      BindAzureBlobToPayload bindAzureBlobToPayload = new BindAzureBlobToPayload(object2Blob,
-               mdBinder);
+      BindAzureBlobToPayload bindAzureBlobToPayload = new BindAzureBlobToPayload(object2Blob, mdBinder);
 
       bindAzureBlobToPayload.bindToRequest(request, object);
 
       verify(headers);
+      verify(content);
       verify(payload);
       verify(mdBinder);
       verify(object2Blob);

azure/src/test/java/org/jclouds/azure/storage/blob/blobstore/AzureBlobRequestSignerTest.java

@@ -32,7 +32,6 @@ import org.jclouds.blobstore.domain.Blob.Factory;
 import org.jclouds.date.TimeStamp;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.RequiresHttp;
-import org.jclouds.io.payloads.PhantomPayload;
 import org.jclouds.rest.ConfiguresRestClient;
 import org.jclouds.rest.RestClientTest;
 import org.jclouds.rest.RestContextFactory;
@@ -46,7 +45,7 @@ import com.google.inject.Module;
 import com.google.inject.TypeLiteral;
 
 @Test(groups = "unit", testName = "s3.AzureBlobBlobRequestSignerTest")
-public class AzureBlobBlobRequestSignerTest extends RestClientTest<AzureBlobAsyncClient> {
+public class AzureBlobRequestSignerTest extends RestClientTest<AzureBlobAsyncClient> {
 
    private BlobRequestSigner signer;
    private Factory blobFactory;
@@ -81,8 +80,10 @@ public class AzureBlobBlobRequestSignerTest extends RestClientTest<AzureBlobAsyn
             NoSuchMethodException, IOException {
       Blob blob = blobFactory.create(null);
       blob.getMetadata().setName("name");
-      blob.setPayload(new PhantomPayload(2l, new byte[] { 0, 2, 4, 8 }));
-      blob.getPayload().setContentType("text/plain");
+      blob.setPayload("");
+      blob.getPayload().getContentMetadata().setContentLength(2l);
+      blob.getPayload().getContentMetadata().setContentMD5(new byte[] { 0, 2, 4, 8 });
+      blob.getPayload().getContentMetadata().setContentType("text/plain");
 
       HttpRequest request = signer.signPutBlob("container", blob);
 

blobstore/src/main/clojure/org/jclouds/blobstore.clj

@@ -239,35 +239,6 @@ Options can also be specified for extension modules
   ([container-name path #^BlobStore blobstore]
      (.getBlob blobstore container-name path)))
 
-(defn sign-get-blob-request
-  "Get a signed http request for a blob, so that you can retrieve it
-in another application.  ex. curl"
-  ([container-name path]
-     (sign-get-blob-request container-name path *blobstore*))
-  ([container-name path #^BlobStore blobstore]
-     (.signGetBlob (.. blobstore getContext getSigner) container-name path)))
-
-(defn sign-remove-blob-request
-  "Get a signed http request for deleting a blob in another application.
-  ex. curl"
-  ([container-name path]
-     (sign-remove-blob-request container-name path *blobstore*))
-  ([container-name path #^BlobStore blobstore]
-     (.signRemoveBlob (.. blobstore getContext getSigner) container-name path)))
-
-(defn sign-put-blob-request
-  "Get a signed http request for uploading a blob in another application.
-  ex. curl"
-  ([container-name path content-type size]
-     (sign-put-blob-request container-name path content-type  size *blobstore*))
-  ([container-name path content-type size #^BlobStore blobstore]
-     (.signPutBlob (.. blobstore getContext getSigner) container-name
-       (doto (.newBlob blobstore path)
-             (.setPayload (doto
-                            ;; until we pass content md5
-                            (PhantomPayload. (long size) nil)
-                            (.setContentType content-type)))))))
-
 (defn sign-blob-request
   "Get a signed http request for manipulating a blob in another application.
    ex. curl"
@@ -278,14 +249,18 @@ in another application.  ex. curl"
     {:keys [method content-type content-length content-md5]} blobstore]
      {:pre [(or content-length (#{:delete :get} method))]}
      (case method
-       :delete (sign-remove-blob-request container-name path blobstore)
-       :get (sign-get-blob-request container-name path blobstore)
+       :delete (.signRemoveBlob (.. blobstore getContext getSigner) container-name path)
+       :get (.signGetBlob (.. blobstore getContext getSigner) container-name path)
        :put (.signPutBlob
              (.. blobstore getContext getSigner) container-name
              (doto (.newBlob blobstore path)
                (.setPayload
-                (doto (PhantomPayload. (long content-length) content-md5)
-                  (.setContentType content-type))))))))
+                (doto 
+                   (PhantomPayload. )
+                   ;; TODO look into use of ContentMetadata constructor
+                            (.getContentMetadata (.setContentLength (long content-length)))
+                            (.getContentMetadata (.setContentType content-type))
+                            (.getContentMetadata (.setContentMD5 content-md5)))))))))
 
 (defn get-blob-stream
   "Get an inputstream from the blob at a given path"
@@ -371,7 +346,7 @@ container, name, string -> etag"
                        target (.md5(.crypto (.utils (blobstore-context blobstore)))))]
     (.writeTo (.getPayload blob) digest-stream)
     (let [digest (.digest (.getMessageDigest digest-stream))
-          metadata-digest (.getContentMD5 (.getPayload blob))]
+          metadata-digest (.getContentMD5 (.getContentMetadata (.getPayload blob)))]
       (when-not (Arrays/equals digest metadata-digest)
         (if (<= (or retries 0) *max-retries*)
           (recur container-name name target blobstore [(inc (or retries 1))])

blobstore/src/main/java/org/jclouds/blobstore/TransientAsyncBlobStore.java

@@ -86,7 +86,9 @@ import org.jclouds.http.HttpCommand;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.HttpResponse;
 import org.jclouds.http.HttpResponseException;
+import org.jclouds.http.HttpUtils;
 import org.jclouds.http.options.HttpRequestOptions;
+import org.jclouds.io.MutableContentMetadata;
 import org.jclouds.io.Payload;
 import org.jclouds.io.Payloads;
 import org.jclouds.io.payloads.ByteArrayPayload;
@@ -103,8 +105,7 @@ import com.google.common.util.concurrent.ListenableFuture;
 import com.google.inject.internal.Nullable;
 
 /**
- * Implementation of {@link BaseAsyncBlobStore} which keeps all data in a local
- * Map object.
+ * Implementation of {@link BaseAsyncBlobStore} which keeps all data in a local Map object.
  * 
  * @author Adrian Cole
  * @author James Murty
@@ -121,11 +122,12 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
 
    @Inject
    protected TransientAsyncBlobStore(BlobStoreContext context, DateService dateService, Crypto crypto,
-         ConcurrentMap<String, ConcurrentMap<String, Blob>> containerToBlobs,
-         ConcurrentMap<String, Location> containerToLocation, HttpGetOptionsListToGetOptions httpGetOptionsConverter,
-         IfDirectoryReturnNameStrategy ifDirectoryReturnName, Blob.Factory blobFactory, BlobUtils blobUtils,
-         @Named(Constants.PROPERTY_USER_THREADS) ExecutorService service, Supplier<Location> defaultLocation,
-         Supplier<Set<? extends Location>> locations) {
+            ConcurrentMap<String, ConcurrentMap<String, Blob>> containerToBlobs,
+            ConcurrentMap<String, Location> containerToLocation,
+            HttpGetOptionsListToGetOptions httpGetOptionsConverter,
+            IfDirectoryReturnNameStrategy ifDirectoryReturnName, Blob.Factory blobFactory, BlobUtils blobUtils,
+            @Named(Constants.PROPERTY_USER_THREADS) ExecutorService service, Supplier<Location> defaultLocation,
+            Supplier<Set<? extends Location>> locations) {
       super(context, blobUtils, service, defaultLocation, locations);
       this.blobFactory = blobFactory;
       this.dateService = dateService;
@@ -149,21 +151,21 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
          return immediateFailedFuture(cnfe(container));
 
       SortedSet<StorageMetadata> contents = newTreeSet(transform(realContents.keySet(),
-            new Function<String, StorageMetadata>() {
-               public StorageMetadata apply(String key) {
-                  Blob oldBlob = realContents.get(key);
-                  checkState(oldBlob != null, "blob " + key + " is not present although it was in the list of "
-                        + container);
-                  checkState(oldBlob.getMetadata() != null, "blob " + container + "/" + key + " has no metadata");
-                  MutableBlobMetadata md = copy(oldBlob.getMetadata());
-                  String directoryName = ifDirectoryReturnName.execute(md);
-                  if (directoryName != null) {
-                     md.setName(directoryName);
-                     md.setType(StorageType.RELATIVE_PATH);
+               new Function<String, StorageMetadata>() {
+                  public StorageMetadata apply(String key) {
+                     Blob oldBlob = realContents.get(key);
+                     checkState(oldBlob != null, "blob " + key + " is not present although it was in the list of "
+                              + container);
+                     checkState(oldBlob.getMetadata() != null, "blob " + container + "/" + key + " has no metadata");
+                     MutableBlobMetadata md = copy(oldBlob.getMetadata());
+                     String directoryName = ifDirectoryReturnName.execute(md);
+                     if (directoryName != null) {
+                        md.setName(directoryName);
+                        md.setType(StorageType.RELATIVE_PATH);
+                     }
+                     return md;
                   }
-                  return md;
-               }
-            }));
+               }));
 
       if (options.getMarker() != null) {
          final String finalMarker = options.getMarker();
@@ -208,14 +210,14 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
          contents = newTreeSet(filter(contents, new DelimiterFilter(prefix != null ? prefix : null, delimiter)));
 
          Iterables.<StorageMetadata> addAll(contents, transform(commonPrefixes,
-               new Function<String, StorageMetadata>() {
-                  public StorageMetadata apply(String o) {
-                     MutableStorageMetadata md = new MutableStorageMetadataImpl();
-                     md.setType(StorageType.RELATIVE_PATH);
-                     md.setName(o);
-                     return md;
-                  }
-               }));
+                  new Function<String, StorageMetadata>() {
+                     public StorageMetadata apply(String o) {
+                        MutableStorageMetadata md = new MutableStorageMetadataImpl();
+                        md.setType(StorageType.RELATIVE_PATH);
+                        md.setName(o);
+                        return md;
+                     }
+                  }));
       }
 
       // trim metadata, if the response isn't supposed to be detailed.
@@ -226,13 +228,13 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
       }
 
       return Futures.<PageSet<? extends StorageMetadata>> immediateFuture(new PageSetImpl<StorageMetadata>(contents,
-            marker));
+               marker));
 
    }
 
    private ContainerNotFoundException cnfe(final String name) {
       return new ContainerNotFoundException(name, String.format("container %s not in %s", name, getContainerToBlobs()
-            .keySet()));
+               .keySet()));
    }
 
    public static MutableBlobMetadata copy(MutableBlobMetadata in) {
@@ -242,9 +244,10 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
          os = new ObjectOutputStream(bout);
          os.writeObject(in);
          ObjectInput is = new ObjectInputStream(new ByteArrayInputStream(bout.toByteArray()));
-         MutableBlobMetadata metadata = (MutableBlobMetadata) is.readObject();
-         convertUserMetadataKeysToLowercase(metadata);
-         return metadata;
+         MutableBlobMetadata out = (MutableBlobMetadata) is.readObject();
+         convertUserMetadataKeysToLowercase(out);
+         HttpUtils.copy(in.getContentMetadata(), out.getContentMetadata());
+         return out;
       } catch (Exception e) {
          propagate(e);
          assert false : "exception should have propagated: " + e;
@@ -329,15 +332,15 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
    @Override
    public ListenableFuture<PageSet<? extends StorageMetadata>> list() {
       return Futures.<PageSet<? extends StorageMetadata>> immediateFuture(new PageSetImpl<StorageMetadata>(transform(
-            getContainerToBlobs().keySet(), new Function<String, StorageMetadata>() {
-               public StorageMetadata apply(String name) {
-                  MutableStorageMetadata cmd = create();
-                  cmd.setName(name);
-                  cmd.setType(StorageType.CONTAINER);
-                  cmd.setLocation(getContainerToLocation().get(name));
-                  return cmd;
-               }
-            }), null));
+               getContainerToBlobs().keySet(), new Function<String, StorageMetadata>() {
+                  public StorageMetadata apply(String name) {
+                     MutableStorageMetadata cmd = create();
+                     cmd.setName(name);
+                     cmd.setType(StorageType.CONTAINER);
+                     cmd.setLocation(getContainerToLocation().get(name));
+                     return cmd;
+                  }
+               }), null));
    }
 
    protected MutableStorageMetadata create() {
@@ -361,7 +364,7 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
     */
    public ListenableFuture<Void> createContainerInLocationIfAbsent(final Location location, final String name) {
       ConcurrentMap<String, Blob> container = getContainerToBlobs().putIfAbsent(name,
-            new ConcurrentHashMap<String, Blob>());
+               new ConcurrentHashMap<String, Blob>());
       if (container == null) {
          getContainerToLocation().put(name, location != null ? location : defaultLocation.get());
          return immediateFuture((Void) null);
@@ -506,20 +509,20 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
 
    protected Blob createUpdatedCopyOfBlob(Blob in) {
       ByteArrayPayload payload = (in.getPayload() instanceof ByteArrayPayload) ? ByteArrayPayload.class.cast(in
-            .getPayload()) : null;
+               .getPayload()) : null;
       if (payload == null)
          payload = (in.getPayload() instanceof DelegatingPayload) ? (DelegatingPayload.class.cast(in.getPayload())
-               .getDelegate() instanceof ByteArrayPayload) ? ByteArrayPayload.class.cast(DelegatingPayload.class.cast(
-               in.getPayload()).getDelegate()) : null : null;
+                  .getDelegate() instanceof ByteArrayPayload) ? ByteArrayPayload.class.cast(DelegatingPayload.class
+                  .cast(in.getPayload()).getDelegate()) : null : null;
       try {
          if (payload == null || !(payload instanceof ByteArrayPayload)) {
-            String oldContentType = in.getPayload().getContentType();
+            MutableContentMetadata oldMd = in.getPayload().getContentMetadata();
             ByteArrayOutputStream out = new ByteArrayOutputStream();
             in.getPayload().writeTo(out);
             payload = (ByteArrayPayload) Payloads.calculateMD5(Payloads.newPayload(out.toByteArray()));
-            payload.setContentType(oldContentType);
+            HttpUtils.copy(oldMd, payload.getContentMetadata());
          } else {
-            if (payload.getContentMD5() == null)
+            if (payload.getContentMetadata().getContentMD5() == null)
                Payloads.calculateMD5(in, crypto.md5());
          }
       } catch (IOException e) {
@@ -528,18 +531,11 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
       Blob blob = blobFactory.create(copy(in.getMetadata()));
       blob.setPayload(payload);
       blob.getMetadata().setLastModified(new Date());
-      blob.getMetadata().setSize(payload.getContentLength());
-      blob.getMetadata().setContentMD5(payload.getContentMD5());
-      blob.getMetadata().setContentType(payload.getContentType());
-      blob.getMetadata().setContentDisposition(payload.getContentDisposition());
-      blob.getMetadata().setContentEncoding(payload.getContentEncoding());
-      blob.getMetadata().setContentLanguage(payload.getContentLanguage());
-
-      String eTag = CryptoStreams.hex(payload.getContentMD5());
+      String eTag = CryptoStreams.hex(payload.getContentMetadata().getContentMD5());
       blob.getMetadata().setETag(eTag);
       // Set HTTP headers to match metadata
       blob.getAllHeaders().replaceValues(HttpHeaders.LAST_MODIFIED,
-            Collections.singleton(dateService.rfc822DateFormat(blob.getMetadata().getLastModified())));
+               Collections.singleton(dateService.rfc822DateFormat(blob.getMetadata().getLastModified())));
       blob.getAllHeaders().replaceValues(HttpHeaders.ETAG, Collections.singleton(eTag));
       copyPayloadHeadersToBlob(payload, blob);
       blob.getAllHeaders().putAll(Multimaps.forMap(blob.getMetadata().getUserMetadata()));
@@ -547,23 +543,7 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
    }
 
    private void copyPayloadHeadersToBlob(Payload payload, Blob blob) {
-      if (payload.getContentType() != null)
-         blob.getAllHeaders().replaceValues(HttpHeaders.CONTENT_TYPE, Collections.singleton(payload.getContentType()));
-      if (payload.getContentDisposition() != null)
-         blob.getAllHeaders().replaceValues("Content-Disposition",
-               Collections.singleton(payload.getContentDisposition()));
-      if (payload.getContentEncoding() != null)
-         blob.getAllHeaders().replaceValues(HttpHeaders.CONTENT_ENCODING,
-               Collections.singleton(payload.getContentEncoding()));
-      if (payload.getContentEncoding() != null)
-         blob.getAllHeaders().replaceValues(HttpHeaders.CONTENT_LANGUAGE,
-               Collections.singleton(payload.getContentLanguage()));
-      if (payload.getContentLength() != null)
-         blob.getAllHeaders().replaceValues(HttpHeaders.CONTENT_LENGTH,
-               Collections.singleton(payload.getContentLength() + ""));
-      if (payload.getContentMD5() != null)
-         blob.getAllHeaders().replaceValues("Content-MD5",
-               Collections.singleton(CryptoStreams.base64(payload.getContentMD5())));
+      HttpUtils.addContentHeadersFromMetadata(payload.getContentMetadata(), blob.getAllHeaders());
    }
 
    /**
@@ -603,7 +583,7 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
          if (object.getMetadata().getLastModified().before(modifiedSince)) {
             HttpResponse response = new HttpResponse(304, null, null);
             return immediateFailedFuture(new HttpResponseException(String.format("%1$s is before %2$s", object
-                  .getMetadata().getLastModified(), modifiedSince), null, response));
+                     .getMetadata().getLastModified(), modifiedSince), null, response));
          }
 
       }
@@ -612,7 +592,7 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
          if (object.getMetadata().getLastModified().after(unmodifiedSince)) {
             HttpResponse response = new HttpResponse(412, null, null);
             return immediateFailedFuture(new HttpResponseException(String.format("%1$s is after %2$s", object
-                  .getMetadata().getLastModified(), unmodifiedSince), null, response));
+                     .getMetadata().getLastModified(), unmodifiedSince), null, response));
          }
       }
       Blob returnVal = copyBlob(object);
@@ -644,7 +624,6 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
 
          }
          returnVal.setPayload(out.toByteArray());
-         returnVal.getMetadata().setSize(new Long(data.length));
       }
       checkNotNull(returnVal.getPayload(), "payload " + returnVal);
       return immediateFuture(returnVal);

blobstore/src/main/java/org/jclouds/blobstore/TransientBlobRequestSigner.java

@@ -25,11 +25,10 @@ import java.net.URI;
 
 import javax.inject.Inject;
 import javax.inject.Singleton;
-import javax.ws.rs.core.HttpHeaders;
 
 import org.jclouds.blobstore.domain.Blob;
-import org.jclouds.crypto.CryptoStreams;
 import org.jclouds.http.HttpRequest;
+import org.jclouds.http.HttpUtils;
 import org.jclouds.http.filters.BasicAuthentication;
 
 /**
@@ -57,12 +56,7 @@ public class TransientBlobRequestSigner implements BlobRequestSigner {
    public HttpRequest signPutBlob(String container, Blob blob) {
       HttpRequest request = new HttpRequest("PUT", URI.create(String.format("http://localhost/%s/%s", container, blob
                .getMetadata().getName())));
-      if (blob.getPayload().getContentLength() != null)
-         request.getHeaders().put(HttpHeaders.CONTENT_LENGTH, blob.getPayload().getContentLength().toString());
-      if (blob.getPayload().getContentType() != null)
-         request.getHeaders().put(HttpHeaders.CONTENT_TYPE, blob.getPayload().getContentType());
-      if (blob.getPayload().getContentMD5() != null)
-         request.getHeaders().put("Content-MD5", CryptoStreams.base64(blob.getPayload().getContentMD5()));
+      HttpUtils.addContentHeadersFromMetadata(blob.getMetadata().getContentMetadata(), request.getHeaders());
       request.setPayload(blob.getPayload());
       basicAuth.filter(request);
       return request;

blobstore/src/main/java/org/jclouds/blobstore/binders/BindBlobToMultipartForm.java

@@ -39,7 +39,7 @@ public class BindBlobToMultipartForm implements Binder {
       Blob blob = (Blob) payload;
 
       Part part = Part.create(blob.getMetadata().getName(), blob.getPayload(),
-               new PartOptions().contentType(blob.getMetadata().getContentType()));
+               new PartOptions().contentType(blob.getMetadata().getContentMetadata().getContentType()));
 
       request.setPayload(new MultipartForm(part));
    }

blobstore/src/main/java/org/jclouds/blobstore/domain/BlobMetadata.java

@@ -19,9 +19,8 @@
 
 package org.jclouds.blobstore.domain;
 
-import javax.annotation.Nullable;
-
 import org.jclouds.blobstore.domain.internal.BlobMetadataImpl;
+import org.jclouds.io.ContentMetadata;
 
 import com.google.inject.ImplementedBy;
 
@@ -32,40 +31,5 @@ import com.google.inject.ImplementedBy;
  */
 @ImplementedBy(BlobMetadataImpl.class)
 public interface BlobMetadata extends StorageMetadata {
-
-   /**
-    * A standard MIME type describing the format of the contents. If none is
-    * provided, the default is binary/octet-stream.
-    * 
-    * @see <a href=
-    *      "http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html?sec14.17." />
-    */
-   String getContentType();
-
-   byte[] getContentMD5();
-
-   /**
-    * Content-Disposition to set for the blob.
-    * <p/>
-    * <b>Attention</b>: Not all provider support it!
-    * 
-    * @return
-    */
-   String getContentDisposition();
-
-   /**
-    * Get Content Encoding of the blob
-    * <p/>
-    * Not all providers may support it
-    */
-   @Nullable
-   String getContentEncoding();
-   
-   /**
-    * Get Content Language of the blob
-    * <p/>
-    * Not all providers may support it
-    */
-   @Nullable
-   String getContentLanguage();
+   ContentMetadata getContentMetadata();
 }

blobstore/src/main/java/org/jclouds/blobstore/domain/MutableBlobMetadata.java

@@ -19,9 +19,8 @@
 
 package org.jclouds.blobstore.domain;
 
-import javax.annotation.Nullable;
-
 import org.jclouds.blobstore.domain.internal.MutableBlobMetadataImpl;
+import org.jclouds.io.MutableContentMetadata;
 
 import com.google.inject.ImplementedBy;
 
@@ -32,22 +31,8 @@ import com.google.inject.ImplementedBy;
  */
 @ImplementedBy(MutableBlobMetadataImpl.class)
 public interface MutableBlobMetadata extends BlobMetadata, MutableStorageMetadata {
+   MutableContentMetadata getContentMetadata();
 
-   /**
-    * A standard MIME type describing the format of the contents. If none is
-    * provided, the default is binary/octet-stream.
-    * 
-    * @see <a href=
-    *      "http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html?sec14.17." />
-    */
-   void setContentType(@Nullable String type);
-
-   void setContentMD5(@Nullable byte[] md5);
-
-   void setContentDisposition(@Nullable String contentDisposition);
-
-   void setContentEncoding(@Nullable String contentEncoding);
-
-   void setContentLanguage(@Nullable String contentLanguage);
+   void setContentMetadata(MutableContentMetadata md);
 
 }

blobstore/src/main/java/org/jclouds/blobstore/domain/MutableStorageMetadata.java

@@ -21,8 +21,6 @@ package org.jclouds.blobstore.domain;
 
 import java.util.Date;
 
-import javax.annotation.Nullable;
-
 import org.jclouds.blobstore.domain.internal.MutableStorageMetadataImpl;
 import org.jclouds.domain.MutableResourceMetadata;
 
@@ -42,10 +40,6 @@ public interface MutableStorageMetadata extends MutableResourceMetadata<StorageT
     */
    void setETag(String eTag);
 
-   /**
-    * @see #getSize
-    */
-   void setSize(@Nullable Long size);
 
    /**
     * @see #getLastModified

blobstore/src/main/java/org/jclouds/blobstore/domain/StorageMetadata.java

@@ -83,14 +83,6 @@ public interface StorageMetadata extends ResourceMetadata<StorageType> {
     */
    String getETag();
 
-   /**
-    * Size of the resource in bytes
-    * 
-    * @see org.jclouds.blobstore.attr.ContainerCapability#CONTAINER_SIZE
-    * @see org.jclouds.blobstore.attr.ContainerCapability#BLOB_SIZE
-    */
-   Long getSize();
-
    /**
     * Last modification time of the resource
     * 

blobstore/src/main/java/org/jclouds/blobstore/domain/internal/BlobImpl.java

@@ -28,8 +28,6 @@ import org.jclouds.blobstore.domain.MutableBlobMetadata;
 import org.jclouds.blobstore.domain.StorageMetadata;
 import org.jclouds.http.internal.PayloadEnclosingImpl;
 import org.jclouds.io.Payload;
-import org.jclouds.io.PayloadEnclosing;
-import org.jclouds.io.payloads.DelegatingPayload;
 
 import com.google.common.collect.LinkedHashMultimap;
 import com.google.common.collect.Multimap;
@@ -44,15 +42,13 @@ import com.google.common.collect.Multimap;
  */
 public class BlobImpl extends PayloadEnclosingImpl implements Blob, Comparable<Blob> {
 
-   private final MutableBlobMetadata _metadata;
-   private final SetPayloadPropertiesMutableBlobMetadata metadata;
+   private final MutableBlobMetadata metadata;
    private Multimap<String, String> allHeaders = LinkedHashMultimap.create();
 
    @Inject
    public BlobImpl(MutableBlobMetadata metadata) {
       super();
-      this.metadata = linkMetadataToThis(metadata);
-      this._metadata = this.metadata.getDelegate();
+      this.metadata = metadata;
    }
 
    /**
@@ -93,7 +89,7 @@ public class BlobImpl extends PayloadEnclosingImpl implements Blob, Comparable<B
    public int hashCode() {
       final int prime = 31;
       int result = super.hashCode();
-      result = prime * result + ((_metadata == null) ? 0 : _metadata.hashCode());
+      result = prime * result + ((metadata == null) ? 0 : metadata.hashCode());
       return result;
    }
 
@@ -106,124 +102,23 @@ public class BlobImpl extends PayloadEnclosingImpl implements Blob, Comparable<B
       if (getClass() != obj.getClass())
          return false;
       BlobImpl other = (BlobImpl) obj;
-      if (_metadata == null) {
-         if (other._metadata != null)
+      if (metadata == null) {
+         if (other.metadata != null)
             return false;
-      } else if (!_metadata.equals(other._metadata))
+      } else if (!metadata.equals(other.metadata))
          return false;
       return true;
    }
 
    @Override
    public String toString() {
-      return "[metadata=" + _metadata + "]";
+      return "[metadata=" + metadata + "]";
    }
 
    @Override
    public void setPayload(Payload data) {
-      linkPayloadToMetadata(data);
+      super.setPayload(data);
+      metadata.setContentMetadata(data.getContentMetadata());
    }
 
-   /**
-    * link the new payload to the metadata object so that when content-related
-    * metadata is updated on the payload, it is also copied the metadata object.
-    */
-   void linkPayloadToMetadata(Payload data) {
-      if (data instanceof DelegatingPayload)
-         super
-               .setPayload(new SetMetadataPropertiesPayload(DelegatingPayload.class.cast(data).getDelegate(), _metadata));
-      else
-         super.setPayload(new SetMetadataPropertiesPayload(data, _metadata));
-   }
-
-   static class SetMetadataPropertiesPayload extends DelegatingPayload {
-
-      private transient final MutableBlobMetadata metadata;
-
-      public SetMetadataPropertiesPayload(Payload delegate, MutableBlobMetadata metadata) {
-         super(delegate);
-         this.metadata = metadata;
-         setContentType(metadata.getContentType());
-         setContentDisposition(metadata.getContentDisposition());
-         setContentEncoding(metadata.getContentEncoding());
-         setContentLanguage(metadata.getContentLanguage());
-      }
-
-      @Override
-      public void setContentType(String md5) {
-         super.setContentType(md5);
-         metadata.setContentType(md5);
-      }
-
-      @Override
-      public void setContentDisposition(String contentDisposition) {
-         super.setContentDisposition(contentDisposition);
-         metadata.setContentDisposition(contentDisposition);
-      }
-
-      @Override
-      public void setContentEncoding(String contentEncoding) {
-         super.setContentEncoding(contentEncoding);
-         metadata.setContentEncoding(contentEncoding);
-      }
-
-      @Override
-      public void setContentLanguage(String contentLanguage) {
-         super.setContentLanguage(contentLanguage);
-         metadata.setContentLanguage(contentLanguage);
-      }
-   }
-
-   /**
-    * link the metadata object to this so that when content-related metadata is
-    * updated, it is also copied the currentpayload object.
-    */
-   SetPayloadPropertiesMutableBlobMetadata linkMetadataToThis(MutableBlobMetadata metadata) {
-      return metadata instanceof DelegatingMutableBlobMetadata ? new SetPayloadPropertiesMutableBlobMetadata(
-            DelegatingMutableBlobMetadata.class.cast(metadata).getDelegate(), this)
-            : new SetPayloadPropertiesMutableBlobMetadata(metadata, this);
-   }
-
-   static class SetPayloadPropertiesMutableBlobMetadata extends DelegatingMutableBlobMetadata {
-      /** The serialVersionUID */
-      private static final long serialVersionUID = -5072270546219814521L;
-      private transient final PayloadEnclosing blob;
-
-      public SetPayloadPropertiesMutableBlobMetadata(MutableBlobMetadata delegate, PayloadEnclosing blob) {
-         super(delegate);
-         this.blob = blob;
-      }
-
-      @Override
-      public void setContentType(String type) {
-         super.setContentType(type);
-         if (canSetPayload())
-            blob.getPayload().setContentType(type);
-      }
-
-      @Override
-      public void setContentDisposition(String Disposition) {
-         super.setContentDisposition(Disposition);
-         if (canSetPayload())
-            blob.getPayload().setContentDisposition(Disposition);
-      }
-
-      @Override
-      public void setContentEncoding(String Encoding) {
-         super.setContentEncoding(Encoding);
-         if (canSetPayload())
-            blob.getPayload().setContentEncoding(Encoding);
-      }
-
-      @Override
-      public void setContentLanguage(String Language) {
-         super.setContentLanguage(Language);
-         if (canSetPayload())
-            blob.getPayload().setContentLanguage(Language);
-      }
-
-      private boolean canSetPayload() {
-         return blob != null && blob.getPayload() != null;
-      }
-   }
 }

blobstore/src/main/java/org/jclouds/blobstore/domain/internal/BlobMetadataImpl.java

@@ -19,6 +19,8 @@
 
 package org.jclouds.blobstore.domain.internal;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
 import java.io.Serializable;
 import java.net.URI;
 import java.util.Date;
@@ -28,6 +30,7 @@ import org.jclouds.blobstore.domain.Blob;
 import org.jclouds.blobstore.domain.BlobMetadata;
 import org.jclouds.blobstore.domain.StorageType;
 import org.jclouds.domain.Location;
+import org.jclouds.io.ContentMetadata;
 
 import com.google.inject.internal.Nullable;
 
@@ -39,68 +42,20 @@ import com.google.inject.internal.Nullable;
 public class BlobMetadataImpl extends StorageMetadataImpl implements Serializable, BlobMetadata {
    /** The serialVersionUID */
    private static final long serialVersionUID = -5932618957134612231L;
+   private final ContentMetadata contentMetadata;
 
-   private final String contentType;
-   private final String contentDisposition;
-   private final String contentEncoding;
-   private final String contentLanguage;
-   private final byte[] contentMD5;
-
-   public BlobMetadataImpl(String id, String name, @Nullable Location location, URI uri, String eTag, Long size,
-         Date lastModified, Map<String, String> userMetadata, String contentType, String contentDisposition,
-         String contentEncoding, String contentLanguage, byte[] contentMD5) {
-      super(StorageType.BLOB, id, name, location, uri, eTag, size, lastModified, userMetadata);
-      this.contentType = contentType;
-      this.contentDisposition = contentDisposition;
-      this.contentEncoding = contentEncoding;
-      this.contentLanguage = contentLanguage;
-      this.contentMD5 = contentMD5;
+   public BlobMetadataImpl(String id, String name, @Nullable Location location, URI uri, String eTag,
+            Date lastModified, Map<String, String> userMetadata, ContentMetadata contentMetadata) {
+      super(StorageType.BLOB, id, name, location, uri, eTag, lastModified, userMetadata);
+      this.contentMetadata = checkNotNull(contentMetadata, "contentMetadata");
    }
 
    /**
     * {@inheritDoc}
     */
    @Override
-   public String getContentType() {
-      return contentType;
-   }
-
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public String getContentDisposition() {
-      return contentDisposition;
-   }
-
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public String getContentEncoding() {
-      return contentEncoding;
-   }
-
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public String getContentLanguage() {
-      return contentLanguage;
-   }
-
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public byte[] getContentMD5() {
-      if (contentMD5 != null) {
-         byte[] retval = new byte[contentMD5.length];
-         System.arraycopy(this.contentMD5, 0, retval, 0, contentMD5.length);
-         return retval;
-      } else {
-         return null;
-      }
+   public ContentMetadata getContentMetadata() {
+      return contentMetadata;
    }
 
 }

blobstore/src/main/java/org/jclouds/blobstore/domain/internal/DelegatingMutableBlobMetadata.java

@@ -1,209 +0,0 @@
-/**
- *
- * Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
- *
- * ====================================================================
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- * ====================================================================
- */
-
-package org.jclouds.blobstore.domain.internal;
-
-import java.io.Serializable;
-import java.net.URI;
-import java.util.Date;
-import java.util.Map;
-
-import org.jclouds.blobstore.domain.MutableBlobMetadata;
-import org.jclouds.blobstore.domain.StorageType;
-import org.jclouds.domain.Location;
-import org.jclouds.domain.ResourceMetadata;
-
-/**
- * 
- * @author Adrian Cole
- */
-public class DelegatingMutableBlobMetadata implements MutableBlobMetadata, Serializable {
-   /** The serialVersionUID */
-   private static final long serialVersionUID = -2739517840958218727L;
-   protected final MutableBlobMetadata delegate;
-
-   public DelegatingMutableBlobMetadata(MutableBlobMetadata delegate) {
-      this.delegate = delegate;
-   }
-
-   @Override
-   public void setContentMD5(byte[] md5) {
-      delegate.setContentMD5(md5);
-   }
-
-   @Override
-   public void setContentType(String type) {
-      delegate.setContentType(type);
-   }
-
-   @Override
-   public byte[] getContentMD5() {
-      return delegate.getContentMD5();
-   }
-
-   @Override
-   public String getContentType() {
-      return delegate.getContentType();
-   }
-
-   @Override
-   public void setETag(String eTag) {
-      delegate.setETag(eTag);
-   }
-
-   @Override
-   public void setLastModified(Date lastModified) {
-      delegate.setLastModified(lastModified);
-   }
-
-   @Override
-   public void setSize(Long size) {
-      delegate.setSize(size);
-   }
-
-   @Override
-   public String getETag() {
-      return delegate.getETag();
-   }
-
-   @Override
-   public Date getLastModified() {
-      return delegate.getLastModified();
-   }
-
-   @Override
-   public String getName() {
-      return delegate.getName();
-   }
-
-   @Override
-   public String getProviderId() {
-      return delegate.getProviderId();
-   }
-
-   @Override
-   public Long getSize() {
-      return delegate.getSize();
-   }
-
-   @Override
-   public StorageType getType() {
-      return delegate.getType();
-   }
-
-   @Override
-   public URI getUri() {
-      return delegate.getUri();
-   }
-
-   @Override
-   public Map<String, String> getUserMetadata() {
-      return delegate.getUserMetadata();
-   }
-
-   @Override
-   public void setId(String id) {
-      delegate.setId(id);
-   }
-
-   @Override
-   public void setLocation(Location location) {
-      delegate.setLocation(location);
-   }
-
-   @Override
-   public void setName(String name) {
-      delegate.setName(name);
-   }
-
-   @Override
-   public void setType(StorageType type) {
-      delegate.setType(type);
-   }
-
-   @Override
-   public void setUri(URI url) {
-      delegate.setUri(url);
-   }
-
-   @Override
-   public void setUserMetadata(Map<String, String> userMetadata) {
-      delegate.setUserMetadata(userMetadata);
-   }
-
-   @Override
-   public Location getLocation() {
-      return delegate.getLocation();
-   }
-
-   @Override
-   public int compareTo(ResourceMetadata<StorageType> o) {
-      return delegate.compareTo(o);
-   }
-
-   @Override
-   public boolean equals(Object obj) {
-      return delegate.equals(obj);
-   }
-
-   @Override
-   public int hashCode() {
-      return delegate.hashCode();
-   }
-
-   @Override
-   public String toString() {
-      return delegate.toString();
-   }
-
-   public MutableBlobMetadata getDelegate() {
-      return delegate;
-   }
-
-   @Override
-   public void setContentDisposition(String contentDisposition) {
-      delegate.setContentDisposition(contentDisposition);
-   }
-
-   @Override
-   public String getContentDisposition() {
-      return delegate.getContentDisposition();
-   }
-
-   @Override
-   public String getContentEncoding() {
-      return delegate.getContentEncoding();
-   }
-
-   @Override
-   public String getContentLanguage() {
-      return delegate.getContentLanguage();
-   }
-
-   @Override
-   public void setContentEncoding(String contentEncoding) {
-      delegate.setContentEncoding(contentEncoding);
-   }
-
-   @Override
-   public void setContentLanguage(String contentLanguage) {
-      delegate.setContentLanguage(contentLanguage);
-   }
-
-}

blobstore/src/main/java/org/jclouds/blobstore/domain/internal/MutableBlobMetadataImpl.java

@@ -23,6 +23,9 @@ import org.jclouds.blobstore.domain.Blob;
 import org.jclouds.blobstore.domain.BlobMetadata;
 import org.jclouds.blobstore.domain.MutableBlobMetadata;
 import org.jclouds.blobstore.domain.StorageType;
+import org.jclouds.http.HttpUtils;
+import org.jclouds.io.MutableContentMetadata;
+import org.jclouds.io.payloads.BaseMutableContentMetadata;
 
 /**
  * System and user Metadata for the {@link Blob}.
@@ -32,115 +35,34 @@ import org.jclouds.blobstore.domain.StorageType;
 public class MutableBlobMetadataImpl extends MutableStorageMetadataImpl implements MutableBlobMetadata {
    /** The serialVersionUID */
    private static final long serialVersionUID = -5932618957134612231L;
-
-   private String contentType;
-   private String contentDisposition;
-   private String contentEncoding;
-   private String contentLanguage;
-   private byte[] contentMD5;
+   private MutableContentMetadata contentMetadata;
 
    public MutableBlobMetadataImpl() {
       super();
       this.setType(StorageType.BLOB);
+      this.contentMetadata = new BaseMutableContentMetadata();
    }
 
    public MutableBlobMetadataImpl(BlobMetadata from) {
       super(from);
-      this.contentType = from.getContentType();
-      this.contentDisposition = from.getContentDisposition();
-      this.contentEncoding = from.getContentEncoding();
-      this.contentLanguage = from.getContentLanguage();
-      this.contentMD5 = from.getContentMD5();
+      this.contentMetadata = new BaseMutableContentMetadata();
+      HttpUtils.copy(from.getContentMetadata(), this.contentMetadata);
    }
 
    /**
     * {@inheritDoc}
     */
    @Override
-   public String getContentType() {
-      return contentType;
+   public MutableContentMetadata getContentMetadata() {
+      return contentMetadata;
    }
 
    /**
     * {@inheritDoc}
     */
    @Override
-   public void setContentType(String contentType) {
-      this.contentType = contentType;
-   }
-
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public String getContentDisposition() {
-      return contentDisposition;
-   }
-
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public void setContentDisposition(String contentDisposition) {
-      this.contentDisposition = contentDisposition;
-   }
-
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public String getContentEncoding() {
-      return contentEncoding;
-   }
-
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public void setContentEncoding(String contentEncoding) {
-      this.contentEncoding = contentEncoding;
-   }
-
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public String getContentLanguage() {
-      return contentLanguage;
-   }
-
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public void setContentLanguage(String contentLanguage) {
-      this.contentLanguage = contentLanguage;
-   }
-
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public byte[] getContentMD5() {
-      if (contentMD5 != null) {
-         byte[] retval = new byte[contentMD5.length];
-         System.arraycopy(this.contentMD5, 0, retval, 0, contentMD5.length);
-         return retval;
-      } else {
-         return null;
-      }
-   }
-
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public void setContentMD5(byte[] md5) {
-      if (md5 != null) {
-         byte[] retval = new byte[md5.length];
-         System.arraycopy(md5, 0, retval, 0, md5.length);
-         this.contentMD5 = md5;
-      }
+   public void setContentMetadata(MutableContentMetadata contentMetadata) {
+      this.contentMetadata = contentMetadata;
    }
 
 }

blobstore/src/main/java/org/jclouds/blobstore/domain/internal/MutableStorageMetadataImpl.java

@@ -39,7 +39,6 @@ public class MutableStorageMetadataImpl extends MutableResourceMetadataImpl<Stor
    private static final long serialVersionUID = -280558162576368264L;
 
    private String eTag;
-   private Long size;
    private Date lastModified;
 
    public MutableStorageMetadataImpl() {
@@ -49,7 +48,6 @@ public class MutableStorageMetadataImpl extends MutableResourceMetadataImpl<Stor
    public MutableStorageMetadataImpl(StorageMetadata from) {
       super(from);
       this.eTag = from.getETag();
-      this.size = from.getSize();
       this.lastModified = from.getLastModified();
    }
 
@@ -61,14 +59,6 @@ public class MutableStorageMetadataImpl extends MutableResourceMetadataImpl<Stor
       return eTag;
    }
 
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public Long getSize() {
-      return size;
-   }
-
    /**
     * {@inheritDoc}
     */
@@ -85,14 +75,6 @@ public class MutableStorageMetadataImpl extends MutableResourceMetadataImpl<Stor
       this.lastModified = lastModified;
    }
 
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public void setSize(Long size) {
-      this.size = size;
-   }
-
    /**
     * {@inheritDoc}
     */

blobstore/src/main/java/org/jclouds/blobstore/domain/internal/StorageMetadataImpl.java

@@ -36,25 +36,22 @@ import com.google.inject.internal.Nullable;
  * 
  * @author Adrian Cole
  */
-public class StorageMetadataImpl extends ResourceMetadataImpl<StorageType> implements
-         StorageMetadata, Serializable {
+public class StorageMetadataImpl extends ResourceMetadataImpl<StorageType> implements StorageMetadata, Serializable {
 
    /** The serialVersionUID */
    private static final long serialVersionUID = -280558162576368264L;
 
    @Nullable
    private final String eTag;
-   @Nullable
-   private final Long size;
+
    @Nullable
    private final Date lastModified;
 
    public StorageMetadataImpl(StorageType type, @Nullable String id, @Nullable String name,
-            @Nullable Location location, @Nullable URI uri, @Nullable String eTag,
-            @Nullable Long size, @Nullable Date lastModified, Map<String, String> userMetadata) {
+            @Nullable Location location, @Nullable URI uri, @Nullable String eTag, @Nullable Date lastModified,
+            Map<String, String> userMetadata) {
       super(type, id, name, location, uri, userMetadata);
       this.eTag = eTag;
-      this.size = size;
       this.lastModified = lastModified;
    }
 
@@ -66,14 +63,6 @@ public class StorageMetadataImpl extends ResourceMetadataImpl<StorageType> imple
       return eTag;
    }
 
-   /**
-    * {@inheritDoc}
-    */
-   @Override
-   public Long getSize() {
-      return size;
-   }
-
    /**
     * {@inheritDoc}
     */

blobstore/src/main/java/org/jclouds/blobstore/functions/ObjectMD5.java

@@ -49,13 +49,13 @@ public class ObjectMD5 implements Function<Object, byte[]> {
          object = blobFactory.create(null);
          object.setPayload(Payloads.newPayload(from));
       }
-      if (object.getMetadata().getContentMD5() == null)
+      if (object.getMetadata().getContentMetadata().getContentMD5() == null)
          try {
             Payloads.calculateMD5(object, crypto.md5());
          } catch (IOException e) {
             Throwables.propagate(e);
          }
-      return object.getPayload().getContentMD5();
+      return object.getPayload().getContentMetadata().getContentMD5();
    }
 
 }

blobstore/src/main/java/org/jclouds/blobstore/functions/ParseSystemAndUserMetadataFromHeaders.java

@@ -23,7 +23,6 @@ import static com.google.common.base.Preconditions.checkArgument;
 import static org.jclouds.Constants.PROPERTY_API_VERSION;
 import static org.jclouds.blobstore.reference.BlobStoreConstants.PROPERTY_USER_METADATA_PREFIX;
 import static org.jclouds.blobstore.util.BlobStoreUtils.getKeyFor;
-import static org.jclouds.http.HttpUtils.attemptToParseSizeAndRangeFromHeaders;
 
 import java.util.Map.Entry;
 
@@ -37,6 +36,7 @@ import org.jclouds.date.DateService;
 import org.jclouds.http.HttpException;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.HttpResponse;
+import org.jclouds.http.HttpUtils;
 import org.jclouds.rest.InvocationContext;
 import org.jclouds.rest.internal.GeneratedHttpRequest;
 
@@ -47,7 +47,7 @@ import com.google.common.base.Function;
  * @author Adrian Cole
  */
 public class ParseSystemAndUserMetadataFromHeaders implements Function<HttpResponse, MutableBlobMetadata>,
-      InvocationContext {
+         InvocationContext {
    private final String metadataPrefix;
    private final DateService dateParser;
    private final Provider<MutableBlobMetadata> metadataFactory;
@@ -57,7 +57,7 @@ public class ParseSystemAndUserMetadataFromHeaders implements Function<HttpRespo
 
    @Inject
    public ParseSystemAndUserMetadataFromHeaders(Provider<MutableBlobMetadata> metadataFactory, DateService dateParser,
-         @Named(PROPERTY_USER_METADATA_PREFIX) String metadataPrefix, @Named(PROPERTY_API_VERSION) String apiVersion) {
+            @Named(PROPERTY_USER_METADATA_PREFIX) String metadataPrefix, @Named(PROPERTY_API_VERSION) String apiVersion) {
       this.metadataFactory = metadataFactory;
       this.dateParser = dateParser;
       this.metadataPrefix = metadataPrefix;
@@ -68,11 +68,9 @@ public class ParseSystemAndUserMetadataFromHeaders implements Function<HttpRespo
       String objectKey = getKeyFor(request, from);
       MutableBlobMetadata to = metadataFactory.get();
       to.setName(objectKey);
-      setContentTypeOrThrowException(from, to);
+      HttpUtils.copy(from.getPayload().getContentMetadata(), to.getContentMetadata());
       addETagTo(from, to);
-      addContentMD5To(from, to);
       parseLastModifiedOrThrowException(from, to);
-      setContentLength(from, to);
       addUserMetadataTo(from, to);
       return to;
    }
@@ -82,15 +80,10 @@ public class ParseSystemAndUserMetadataFromHeaders implements Function<HttpRespo
       for (Entry<String, String> header : from.getHeaders().entries()) {
          if (header.getKey() != null && header.getKey().startsWith(metadataPrefix))
             metadata.getUserMetadata().put((header.getKey().substring(metadataPrefix.length())).toLowerCase(),
-                  header.getValue());
+                     header.getValue());
       }
    }
 
-   @VisibleForTesting
-   void setContentLength(HttpResponse from, MutableBlobMetadata metadata) throws HttpException {
-      metadata.setSize(attemptToParseSizeAndRangeFromHeaders(from));
-   }
-
    @VisibleForTesting
    void parseLastModifiedOrThrowException(HttpResponse from, MutableBlobMetadata metadata) throws HttpException {
       String lastModified = from.getFirstHeaderOrNull(HttpHeaders.LAST_MODIFIED);
@@ -115,21 +108,6 @@ public class ParseSystemAndUserMetadataFromHeaders implements Function<HttpRespo
       }
    }
 
-   @VisibleForTesting
-   protected void addContentMD5To(HttpResponse from, MutableBlobMetadata metadata) {
-      if (from.getPayload() != null)
-         metadata.setContentMD5(from.getPayload().getContentMD5());
-   }
-
-   @VisibleForTesting
-   void setContentTypeOrThrowException(HttpResponse from, MutableBlobMetadata metadata) throws HttpException {
-      if (from.getPayload() != null)
-         metadata.setContentType(from.getPayload().getContentType());
-      if (from.getStatusCode() != 204 && (metadata.getContentType() == null
-            || "application/unknown".equals(metadata.getContentType())))
-         throw new HttpException(HttpHeaders.CONTENT_TYPE + " not found in headers");
-   }
-
    public ParseSystemAndUserMetadataFromHeaders setContext(HttpRequest request) {
       checkArgument(request instanceof GeneratedHttpRequest<?>, "note this handler requires a GeneratedHttpRequest");
       this.request = (GeneratedHttpRequest<?>) request;

blobstore/src/main/java/org/jclouds/blobstore/functions/ResourceMetadataToRelativePathResourceMetadata.java

@@ -29,8 +29,7 @@ import org.jclouds.blobstore.reference.BlobStoreConstants;
 import com.google.common.base.Function;
 
 @Singleton
-public class ResourceMetadataToRelativePathResourceMetadata implements
-         Function<StorageMetadata, StorageMetadata> {
+public class ResourceMetadataToRelativePathResourceMetadata implements Function<StorageMetadata, StorageMetadata> {
 
    public StorageMetadata apply(StorageMetadata md) {
       String name = md.getName();
@@ -38,9 +37,8 @@ public class ResourceMetadataToRelativePathResourceMetadata implements
          if (name.endsWith(suffix))
             name = name.substring(0, name.length() - suffix.length());
       }
-      return new StorageMetadataImpl(StorageType.RELATIVE_PATH, md.getProviderId(), name, md
-               .getLocation(), md.getUri(), md.getETag(), md.getSize(), md.getLastModified(), md
-               .getUserMetadata());
+      return new StorageMetadataImpl(StorageType.RELATIVE_PATH, md.getProviderId(), name, md.getLocation(),
+               md.getUri(), md.getETag(), md.getLastModified(), md.getUserMetadata());
    }
 
 }

blobstore/src/main/java/org/jclouds/blobstore/strategy/internal/FindMD5InList.java

@@ -54,7 +54,7 @@ public class FindMD5InList implements ContainsValueInListStrategy {
       try {
          byte[] toSearch = objectMD5.apply(value);
          for (BlobMetadata metadata : getAllBlobMetadata.execute(containerName, options)) {
-            if (Arrays.equals(toSearch, metadata.getContentMD5()))
+            if (Arrays.equals(toSearch, metadata.getContentMetadata().getContentMD5()))
                return true;
          }
          return false;

blobstore/src/main/java/org/jclouds/blobstore/strategy/internal/MarkerFileMkdirStrategy.java

@@ -54,7 +54,7 @@ public class MarkerFileMkdirStrategy implements MkdirStrategy {
    public void execute(String containerName, String directory) {
       Blob blob = connection.newBlob(directory + directorySuffix);
       blob.setPayload(Payloads.newByteArrayPayload(new byte[] {}));
-      blob.getPayload().setContentType("application/directory");
+      blob.getPayload().getContentMetadata().setContentType("application/directory");
       blob.getMetadata().setType(StorageType.RELATIVE_PATH);
       connection.putBlob(containerName, blob);
    }

blobstore/src/main/java/org/jclouds/blobstore/strategy/internal/MarkersGetDirectoryStrategy.java

@@ -65,7 +65,7 @@ public class MarkersGetDirectoryStrategy implements GetDirectoryStrategy {
 
    public StorageMetadata execute(String containerName, String directory) {
       BlobMetadata md = connection.blobMetadata(containerName, directory);
-      if (md != null && md.getContentType().equals("application/directory"))
+      if (md != null && md.getContentMetadata().getContentType().equals("application/directory"))
          return resource2Directory.apply(md);
       for (String suffix : BlobStoreConstants.DIRECTORY_SUFFIXES) {
          md = connection.blobMetadata(containerName, directory + suffix);

blobstore/src/main/java/org/jclouds/blobstore/strategy/internal/MarkersIfDirectoryReturnNameStrategy.java

@@ -48,8 +48,8 @@ public class MarkersIfDirectoryReturnNameStrategy implements IfDirectoryReturnNa
             }
             // It is important that this is last, in case there is a file with a known directory
             // suffix who also has content type set to application/directory
-            if (blobMd.getContentType() != null
-                     && blobMd.getContentType().equals("application/directory"))
+            if (blobMd.getContentMetadata().getContentType() != null
+                     && blobMd.getContentMetadata().getContentType().equals("application/directory"))
                return metadata.getName();
       }
       return null;

blobstore/src/main/java/org/jclouds/blobstore/util/BlobStoreUtils.java

@@ -40,6 +40,7 @@ import org.jclouds.functions.ExceptionToValueOrPropagate;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.HttpRequestFilter;
 import org.jclouds.http.HttpResponse;
+import org.jclouds.http.HttpUtils;
 import org.jclouds.rest.internal.GeneratedHttpRequest;
 
 import com.google.common.collect.ImmutableMultimap;
@@ -79,8 +80,7 @@ public class BlobStoreUtils {
    public static Blob newBlob(BlobStore blobStore, StorageMetadata blobMeta) {
       Blob blob = blobStore.newBlob(blobMeta.getName());
       if (blobMeta instanceof BlobMetadata) {
-         blob.getMetadata().setContentMD5(((BlobMetadata) blobMeta).getContentMD5());
-         blob.getMetadata().setContentType(((BlobMetadata) blobMeta).getContentType());
+         HttpUtils.copy(((BlobMetadata) blobMeta).getContentMetadata(), blob.getMetadata().getContentMetadata());
       }
       blob.getMetadata().setETag(blobMeta.getETag());
       blob.getMetadata().setId(blobMeta.getProviderId());

blobstore/src/test/clojure/org/jclouds/blobstore_test.clj

@@ -109,14 +109,6 @@
                         (download-blob container-name name data-file)))
            (finally (.delete data-file))))))
 
-;; this will fail until somebody fixes it!
-#_
-(deftest sing-put-blob-request-test
-  (let [request (sign-put-blob-request "container" "path" "text/plain" 10)]
-    (is (= "PUT" (.getMethod request)))
-    (is (= "10" (get "Content-Length" (.getHeaders request))))
-    (is (= "text/plain" (get "Content-Type" (.getHeaders request))))))
-
 ;; this will fail until somebody fixes it!
 #_
 (deftest sing-blob-request-test

blobstore/src/test/java/org/jclouds/blobstore/TransientBlobRequestSignerTest.java

@@ -44,7 +44,7 @@ public class TransientBlobRequestSignerTest extends RestClientTest<TransientAsyn
    private Factory blobFactory;
 
    public void testSignGetBlob() throws ArrayIndexOutOfBoundsException, SecurityException, IllegalArgumentException,
-         NoSuchMethodException, IOException {
+            NoSuchMethodException, IOException {
       HttpRequest request = signer.signGetBlob("container", "name");
 
       assertRequestLineEquals(request, "GET http://localhost/container/name HTTP/1.1");
@@ -55,7 +55,7 @@ public class TransientBlobRequestSignerTest extends RestClientTest<TransientAsyn
    }
 
    public void testSignRemoveBlob() throws ArrayIndexOutOfBoundsException, SecurityException, IllegalArgumentException,
-         NoSuchMethodException, IOException {
+            NoSuchMethodException, IOException {
       HttpRequest request = signer.signRemoveBlob("container", "name");
 
       assertRequestLineEquals(request, "DELETE http://localhost/container/name HTTP/1.1");
@@ -66,18 +66,20 @@ public class TransientBlobRequestSignerTest extends RestClientTest<TransientAsyn
    }
 
    public void testSignPutBlob() throws ArrayIndexOutOfBoundsException, SecurityException, IllegalArgumentException,
-         NoSuchMethodException, IOException {
+            NoSuchMethodException, IOException {
       Blob blob = blobFactory.create(null);
       blob.getMetadata().setName("name");
-      blob.setPayload(new PhantomPayload(2l, new byte[] { 0, 2, 4, 8 }));
-      blob.getPayload().setContentType("text/plain");
+      blob.setPayload(new PhantomPayload());
+      blob.getPayload().getContentMetadata().setContentLength(2l);
+      blob.getPayload().getContentMetadata().setContentMD5(new byte[] { 0, 2, 4, 8 });
+      blob.getPayload().getContentMetadata().setContentType("text/plain");
 
       HttpRequest request = signer.signPutBlob("container", blob);
 
       assertRequestLineEquals(request, "PUT http://localhost/container/name HTTP/1.1");
       assertNonPayloadHeadersEqual(
-            request,
-            "Authorization: Basic aWRlbnRpdHk6Y3JlZGVudGlhbA==\nContent-Length: 2\nContent-MD5: AAIECA==\nContent-Type: text/plain\n");
+               request,
+               "Authorization: Basic aWRlbnRpdHk6Y3JlZGVudGlhbA==\nContent-Length: 2\nContent-MD5: AAIECA==\nContent-Type: text/plain\n");
       assertContentHeadersEqual(request, "text/plain", null, null, null, (long) 2l, new byte[] { 0, 2, 4, 8 });
 
       assertEquals(request.getFilters().size(), 0);

blobstore/src/test/java/org/jclouds/blobstore/binders/BindBlobToMultipartFormTest.java

@@ -46,8 +46,8 @@ public class BindBlobToMultipartFormTest {
    public static final Blob TEST_BLOB;
 
    static {
-      blobProvider = new RestContextFactory().createContextBuilder("transient", "identity",
-               "credential").buildInjector().getInstance(Blob.Factory.class);
+      blobProvider = new RestContextFactory().createContextBuilder("transient", "identity", "credential")
+               .buildInjector().getInstance(Blob.Factory.class);
       StringBuilder builder = new StringBuilder("--");
       addData(BOUNDARY, "hello", builder);
       builder.append("--").append(BOUNDARY).append("--").append("\r\n");
@@ -55,7 +55,7 @@ public class BindBlobToMultipartFormTest {
       TEST_BLOB = blobProvider.create(null);
       TEST_BLOB.getMetadata().setName("hello");
       TEST_BLOB.setPayload("hello");
-      TEST_BLOB.getMetadata().setContentType(MediaType.TEXT_PLAIN);
+      TEST_BLOB.getMetadata().getContentMetadata().setContentType(MediaType.TEXT_PLAIN);
    }
 
    public void testSinglePart() throws IOException {
@@ -68,16 +68,15 @@ public class BindBlobToMultipartFormTest {
       binder.bindToRequest(request, TEST_BLOB);
 
       assertEquals(toStringAndClose(request.getPayload().getInput()), EXPECTS);
-      assertEquals(request.getPayload().getContentLength(), new Long(113));
+      assertEquals(request.getPayload().getContentMetadata().getContentLength(), new Long(113));
 
-      assertEquals(request.getPayload().getContentType(), "multipart/form-data; boundary="
+      assertEquals(request.getPayload().getContentMetadata().getContentType(), "multipart/form-data; boundary="
                + BOUNDARY);
    }
 
    private static void addData(String boundary, String data, StringBuilder builder) {
       builder.append(boundary).append("\r\n");
-      builder.append("Content-Disposition").append(": ").append("form-data; name=\"hello\"")
-               .append("\r\n");
+      builder.append("Content-Disposition").append(": ").append("form-data; name=\"hello\"").append("\r\n");
       builder.append("Content-Type").append(": ").append("text/plain").append("\r\n");
       builder.append("\r\n");
       builder.append(data).append("\r\n");

blobstore/src/test/java/org/jclouds/blobstore/functions/ParseBlobFromHeadersAndHttpContentTest.java

@@ -79,8 +79,8 @@ public class ParseBlobFromHeadersAndHttpContentTest {
                metadataParser, blobProvider);
 
       HttpResponse response = new HttpResponse(200, "ok", Payloads.newStringPayload(""));
-      response.getPayload().setContentType(MediaType.APPLICATION_JSON);
-      response.getPayload().setContentLength(10485760l);
+      response.getPayload().getContentMetadata().setContentType(MediaType.APPLICATION_JSON);
+      response.getPayload().getContentMetadata().setContentLength(10485760l);
       response.getHeaders().put("Content-Range", "0-10485759/20232760");
 
       MutableBlobMetadata meta = blobMetadataProvider.get();
@@ -88,8 +88,7 @@ public class ParseBlobFromHeadersAndHttpContentTest {
       replay(metadataParser);
 
       Blob object = callable.apply(response);
-      assertEquals(object.getPayload().getContentLength(), new Long(10485760));
-      assertEquals(object.getMetadata().getSize(), null);// TODO
+      assertEquals(object.getPayload().getContentMetadata().getContentLength(), new Long(10485760));
       assertEquals(object.getAllHeaders().get("Content-Range"), Collections
                .singletonList("0-10485759/20232760"));
 

blobstore/src/test/java/org/jclouds/blobstore/functions/ParseSystemAndUserMetadataFromHeadersTest.java

@@ -63,7 +63,7 @@ public class ParseSystemAndUserMetadataFromHeadersTest {
    void setUp() {
 
       parser = new ParseSystemAndUserMetadataFromHeaders(blobMetadataProvider, new SimpleDateFormatDateService(),
-            "prefix", "default");
+               "prefix", "default");
 
       GeneratedHttpRequest<?> request = createMock(GeneratedHttpRequest.class);
       expect(request.getEndpoint()).andReturn(URI.create("http://localhost/key")).anyTimes();
@@ -75,9 +75,9 @@ public class ParseSystemAndUserMetadataFromHeadersTest {
    @Test
    public void testApplySetsKey() {
       HttpResponse from = new HttpResponse(200, "ok", Payloads.newStringPayload(""));
-      from.getPayload().setContentType(MediaType.APPLICATION_JSON);
+      from.getPayload().getContentMetadata().setContentType(MediaType.APPLICATION_JSON);
       from.getHeaders().put(HttpHeaders.LAST_MODIFIED, "Wed, 09 Sep 2009 19:50:23 GMT");
-      from.getPayload().setContentLength(100l);
+      from.getPayload().getContentMetadata().setContentLength(100l);
       BlobMetadata metadata = parser.apply(from);
       assertEquals(metadata.getName(), "key");
    }
@@ -89,38 +89,6 @@ public class ParseSystemAndUserMetadataFromHeadersTest {
       parser.apply(from);
    }
 
-   @Test
-   public void testSetContentLength() {
-      HttpResponse from = new HttpResponse(200, "ok", Payloads.newStringPayload(""));
-      from.getPayload().setContentLength(100l);
-      MutableBlobMetadata metadata = blobMetadataProvider.get();
-      parser.setContentLength(from, metadata);
-      assertEquals(metadata.getSize(), new Long(100));
-   }
-
-   public void testSetContentLengthNoHeader() {
-      HttpResponse from = new HttpResponse(200, "ok", Payloads.newStringPayload(""));
-      MutableBlobMetadata metadata = blobMetadataProvider.get();
-      parser.setContentLength(from, metadata);
-      assertEquals(metadata.getSize(), new Long(0));
-   }
-
-   @Test
-   public void testSetContentType() {
-      HttpResponse from = new HttpResponse(200, "ok", Payloads.newStringPayload(""));
-      from.getPayload().setContentType(MediaType.APPLICATION_JSON);
-      MutableBlobMetadata metadata = blobMetadataProvider.get();
-      parser.setContentTypeOrThrowException(from, metadata);
-      assertEquals(metadata.getContentType(), MediaType.APPLICATION_JSON);
-   }
-
-   @Test(expectedExceptions = HttpException.class)
-   public void testSetContentTypeException() {
-      HttpResponse from = new HttpResponse(200, "ok", Payloads.newStringPayload(""));
-      MutableBlobMetadata metadata = blobMetadataProvider.get();
-      parser.setContentTypeOrThrowException(from, metadata);
-   }
-
    @Test
    public void testSetLastModified() {
       HttpResponse from = new HttpResponse(200, "ok", Payloads.newStringPayload(""));
@@ -128,7 +96,7 @@ public class ParseSystemAndUserMetadataFromHeadersTest {
       MutableBlobMetadata metadata = blobMetadataProvider.get();
       parser.parseLastModifiedOrThrowException(from, metadata);
       assertEquals(metadata.getLastModified(), new SimpleDateFormatDateService()
-            .rfc822DateParse("Wed, 09 Sep 2009 19:50:23 GMT"));
+               .rfc822DateParse("Wed, 09 Sep 2009 19:50:23 GMT"));
    }
 
    @Test(expectedExceptions = HttpException.class)

blobstore/src/test/java/org/jclouds/blobstore/integration/TransientContainerIntegrationTest.java

@@ -47,8 +47,7 @@ public class TransientContainerIntegrationTest extends BaseContainerIntegrationT
 
       Blob object = context.getBlobStore().newBlob(key);
       object.setPayload(TEST_STRING);
-      object.getMetadata().setContentType(MediaType.TEXT_PLAIN);
-      object.getMetadata().setSize(new Long(TEST_STRING.length()));
+      object.getMetadata().getContentMetadata().setContentType(MediaType.TEXT_PLAIN);
       // NOTE all metadata in jclouds comes out as lowercase, in an effort to normalize the
       // providers.
       object.getMetadata().getUserMetadata().put("Adrian", "powderpuff");

blobstore/src/test/java/org/jclouds/blobstore/integration/internal/BaseBlobIntegrationTest.java

@@ -97,7 +97,7 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
    @SuppressWarnings("unchecked")
    public static InputSupplier<InputStream> getTestDataSupplier() throws IOException {
       byte[] oneConstitution = ByteStreams.toByteArray(new GZIPInputStream(BaseJettyTest.class
-            .getResourceAsStream("/const.txt.gz")));
+               .getResourceAsStream("/const.txt.gz")));
       InputSupplier<ByteArrayInputStream> constitutionSupplier = ByteStreams.newInputStreamSupplier(oneConstitution);
 
       InputSupplier<InputStream> temp = ByteStreams.join(constitutionSupplier);
@@ -120,23 +120,23 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
          for (int i = 0; i < 10; i++) {
 
             responses.put(i, Futures.compose(context.getAsyncBlobStore().getBlob(containerName, key),
-                  new Function<Blob, Void>() {
+                     new Function<Blob, Void>() {
 
-                     @Override
-                     public Void apply(Blob from) {
-                        try {
-                           assertEquals(CryptoStreams.md5(from.getPayload()), oneHundredOneConstitutionsMD5);
-                           checkContentDispostion(from, expectedContentDisposition);
-                        } catch (IOException e) {
-                           Throwables.propagate(e);
+                        @Override
+                        public Void apply(Blob from) {
+                           try {
+                              assertEquals(CryptoStreams.md5(from.getPayload()), oneHundredOneConstitutionsMD5);
+                              checkContentDispostion(from, expectedContentDisposition);
+                           } catch (IOException e) {
+                              Throwables.propagate(e);
+                           }
+                           return null;
                         }
-                        return null;
-                     }
 
-                  }, this.exec));
+                     }, this.exec));
          }
          Map<Integer, Exception> exceptions = awaitCompletion(responses, exec, 30000l, Logger.CONSOLE,
-               "get constitution");
+                  "get constitution");
          assert exceptions.size() == 0 : exceptions;
 
       } finally {
@@ -147,23 +147,22 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
 
    private void uploadConstitution(String containerName, String key, String contentDisposition) throws IOException {
       Blob sourceObject = context.getBlobStore().newBlob(key);
-      sourceObject.getMetadata().setContentType("text/plain");
-      sourceObject.getMetadata().setContentMD5(oneHundredOneConstitutionsMD5);
-      sourceObject.getMetadata().setContentDisposition(contentDisposition);
       sourceObject.setPayload(oneHundredOneConstitutions.getInput());
+      sourceObject.getMetadata().getContentMetadata().setContentType("text/plain");
+      sourceObject.getMetadata().getContentMetadata().setContentMD5(oneHundredOneConstitutionsMD5);
+      sourceObject.getMetadata().getContentMetadata().setContentDisposition(contentDisposition);
       context.getBlobStore().putBlob(containerName, sourceObject);
    }
 
    /**
-    * Methods for checking Content-Disposition. In this way, in implementations
-    * that do not support the new field, it is easy to override with empty, and
-    * allow the rest of the test to work.
+    * Methods for checking Content-Disposition. In this way, in implementations that do not support
+    * the new field, it is easy to override with empty, and allow the rest of the test to work.
     * 
     * @param blob
     * @param expected
     */
    protected void checkContentDispostion(Blob blob, String expected) {
-      assertEquals(blob.getPayload().getContentDisposition(), expected);
+      assertEquals(blob.getPayload().getContentMetadata().getContentDisposition(), expected);
    }
 
    @Test(groups = { "integration", "live" })
@@ -374,8 +373,8 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
 
    @DataProvider(name = "delete")
    public Object[][] createData() {
-      return new Object[][] { { "normal" }, { "sp ace" }, { "qu?stion" }, { "unic₪de" }, { "path/foo" },
-            { "colon:" }, { "asteri*k" }, { "quote\"" }, { "{great<r}" }, { "lesst>en" }, { "p|pe" } };
+      return new Object[][] { { "normal" }, { "sp ace" }, { "qu?stion" }, { "unic₪de" }, { "path/foo" }, { "colon:" },
+               { "asteri*k" }, { "quote\"" }, { "{great<r}" }, { "lesst>en" }, { "p|pe" } };
    }
 
    @Test(groups = { "integration", "live" }, dataProvider = "delete")
@@ -392,17 +391,17 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
 
    private void assertContainerEmptyDeleting(String containerName, String key) {
       Iterable<? extends StorageMetadata> listing = Iterables.filter(context.getBlobStore().list(containerName),
-            new Predicate<StorageMetadata>() {
+               new Predicate<StorageMetadata>() {
 
-               @Override
-               public boolean apply(StorageMetadata input) {
-                  return input.getType() == StorageType.BLOB;
-               }
+                  @Override
+                  public boolean apply(StorageMetadata input) {
+                     return input.getType() == StorageType.BLOB;
+                  }
 
-            });
+               });
       assertEquals(Iterables.size(listing), 0, String.format(
-            "deleting %s, we still have %s blobs left in container %s, using encoding %s", key,
-            Iterables.size(listing), containerName, LOCAL_ENCODING));
+               "deleting %s, we still have %s blobs left in container %s, using encoding %s", key, Iterables
+                        .size(listing), containerName, LOCAL_ENCODING));
    }
 
    @Test(groups = { "integration", "live" })
@@ -422,16 +421,18 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
       String realObject = Utils.toStringAndClose(new FileInputStream("pom.xml"));
 
       return new Object[][] { { "file", "text/xml", new File("pom.xml"), realObject },
-            { "string", "text/xml", realObject, realObject },
-            { "bytes", "application/octet-stream", realObject.getBytes(), realObject } };
+               { "string", "text/xml", realObject, realObject },
+               { "bytes", "application/octet-stream", realObject.getBytes(), realObject } };
    }
 
    @Test(groups = { "integration", "live" }, dataProvider = "putTests")
    public void testPutObject(String key, String type, Object content, Object realObject) throws InterruptedException,
-         IOException {
+            IOException {
       Blob blob = context.getBlobStore().newBlob(key);
-      blob.getMetadata().setContentType(type);
       blob.setPayload(Payloads.newPayload(content));
+      blob.getMetadata().getContentMetadata().setContentType(type);
+      addContentMetadata(blob);
+
       if (content instanceof InputStream) {
          Payloads.calculateMD5(blob, context.utils().crypto().md5());
       }
@@ -439,6 +440,8 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
       try {
          assertNotNull(context.getBlobStore().putBlob(containerName, blob));
          blob = context.getBlobStore().getBlob(containerName, blob.getMetadata().getName());
+         checkContentMetadata(blob);
+
          String returnedString = getContentAsStringOrNullAndClose(blob);
          assertEquals(returnedString, realObject);
          PageSet<? extends StorageMetadata> set = context.getBlobStore().list(containerName);
@@ -457,10 +460,7 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
             outstream.write("foo".getBytes());
          }
       }));
-      blob.getMetadata().setContentType("text/csv");
-      blob.getMetadata().setContentDisposition("attachment; filename=photo.jpg");
-      blob.getMetadata().setContentEncoding("gzip");
-      blob.getMetadata().setContentLanguage("en");
+      addContentMetadata(blob);
 
       String containerName = getContainerName();
       try {
@@ -470,10 +470,7 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
          blob = context.getBlobStore().getBlob(containerName, blob.getMetadata().getName());
          String returnedString = getContentAsStringOrNullAndClose(blob);
          assertEquals(returnedString, "foo");
-         checkContentType(blob, "text/csv");
-         checkContentDisposition(blob, "attachment; filename=photo.jpg");
-         checkContentEncoding(blob, "gzip");
-         checkContentLanguage(blob, "en");
+         checkContentMetadata(blob);
          PageSet<? extends StorageMetadata> set = context.getBlobStore().list(containerName);
          assert set.size() == 1 : set;
       } finally {
@@ -481,38 +478,51 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
       }
    }
 
+   private void checkContentMetadata(Blob blob) {
+      checkContentType(blob, "text/csv");
+      checkContentDisposition(blob, "attachment; filename=photo.jpg");
+      checkContentEncoding(blob, "gzip");
+      checkContentLanguage(blob, "en");
+   }
+
+   private void addContentMetadata(Blob blob) {
+      blob.getMetadata().getContentMetadata().setContentType("text/csv");
+      blob.getMetadata().getContentMetadata().setContentDisposition("attachment; filename=photo.jpg");
+      blob.getMetadata().getContentMetadata().setContentEncoding("gzip");
+      blob.getMetadata().getContentMetadata().setContentLanguage("en");
+   }
+
    protected void checkContentType(Blob blob, String contentType) {
-      assert blob.getPayload().getContentType().startsWith(contentType) : blob.getPayload().getContentType();
-      assert blob.getMetadata().getContentType().startsWith(contentType) : blob.getMetadata().getContentType();
+      assert blob.getPayload().getContentMetadata().getContentType().startsWith(contentType) : blob.getPayload()
+               .getContentMetadata().getContentType();
+      assert blob.getMetadata().getContentMetadata().getContentType().startsWith(contentType) : blob.getMetadata()
+               .getContentMetadata().getContentType();
       assert Iterables.getOnlyElement(blob.getAllHeaders().get(HttpHeaders.CONTENT_TYPE)).startsWith(contentType) : blob
-            .getAllHeaders().get(HttpHeaders.CONTENT_TYPE);
+               .getAllHeaders().get(HttpHeaders.CONTENT_TYPE);
    }
 
    protected void checkContentDisposition(Blob blob, String contentDisposition) {
-      assert blob.getPayload().getContentDisposition().startsWith(contentDisposition) : blob.getPayload()
-            .getContentDisposition();
-      assert blob.getMetadata().getContentDisposition().startsWith(contentDisposition) : blob.getMetadata()
-            .getContentDisposition();
-      assert Iterables.getOnlyElement(blob.getAllHeaders().get("Content-Disposition")).startsWith(contentDisposition) : blob
-            .getAllHeaders().get("Content-Disposition");
+      assert blob.getPayload().getContentMetadata().getContentDisposition().startsWith(contentDisposition) : blob
+               .getPayload().getContentMetadata().getContentDisposition();
+      assert blob.getMetadata().getContentMetadata().getContentDisposition().startsWith(contentDisposition) : blob
+               .getMetadata().getContentMetadata().getContentDisposition();
+
    }
 
    protected void checkContentEncoding(Blob blob, String contentEncoding) {
-      assert blob.getPayload().getContentEncoding().startsWith(contentEncoding) : blob.getPayload()
-            .getContentEncoding();
-      assert blob.getMetadata().getContentEncoding().startsWith(contentEncoding) : blob.getMetadata()
-            .getContentEncoding();
-      assert Iterables.getOnlyElement(blob.getAllHeaders().get(HttpHeaders.CONTENT_ENCODING)).startsWith(
-            contentEncoding) : blob.getAllHeaders().get(HttpHeaders.CONTENT_ENCODING);
+      assert blob.getPayload().getContentMetadata().getContentEncoding().startsWith(contentEncoding) : blob
+               .getPayload().getContentMetadata().getContentEncoding();
+      assert blob.getMetadata().getContentMetadata().getContentEncoding().startsWith(contentEncoding) : blob
+               .getMetadata().getContentMetadata().getContentEncoding();
+
    }
 
    protected void checkContentLanguage(Blob blob, String contentLanguage) {
-      assert blob.getPayload().getContentLanguage().startsWith(contentLanguage) : blob.getPayload()
-            .getContentLanguage();
-      assert blob.getMetadata().getContentLanguage().startsWith(contentLanguage) : blob.getMetadata()
-            .getContentLanguage();
-      assert Iterables.getOnlyElement(blob.getAllHeaders().get(HttpHeaders.CONTENT_LANGUAGE)).startsWith(
-            contentLanguage) : blob.getAllHeaders().get(HttpHeaders.CONTENT_LANGUAGE);
+      assert blob.getPayload().getContentMetadata().getContentLanguage().startsWith(contentLanguage) : blob
+               .getPayload().getContentMetadata().getContentLanguage();
+      assert blob.getMetadata().getContentMetadata().getContentLanguage().startsWith(contentLanguage) : blob
+               .getMetadata().getContentMetadata().getContentLanguage();
+
    }
 
    protected volatile static Crypto crypto;
@@ -532,8 +542,7 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
 
       Blob blob = context.getBlobStore().newBlob(key);
       blob.setPayload(TEST_STRING);
-      blob.getMetadata().setContentType(MediaType.TEXT_PLAIN);
-      blob.getMetadata().setSize(new Long(TEST_STRING.length()));
+      blob.getMetadata().getContentMetadata().setContentType(MediaType.TEXT_PLAIN);
       // NOTE all metadata in jclouds comes out as lowercase, in an effort to
       // normalize the
       // providers.
@@ -565,10 +574,11 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
    }
 
    protected void validateMetadata(BlobMetadata metadata) throws IOException {
-      assert metadata.getContentType().startsWith("text/plain") : metadata.getContentType();
-      assertEquals(metadata.getSize(), new Long(TEST_STRING.length()));
+      assert metadata.getContentMetadata().getContentType().startsWith("text/plain") : metadata.getContentMetadata()
+               .getContentType();
+      assertEquals(metadata.getContentMetadata().getContentLength(), new Long(TEST_STRING.length()));
       assertEquals(metadata.getUserMetadata().get("adrian"), "powderpuff");
-      assertEquals(metadata.getContentMD5(), CryptoStreams.md5(InputSuppliers.of(TEST_STRING)));
+      assertEquals(metadata.getContentMetadata().getContentMD5(), CryptoStreams.md5(InputSuppliers.of(TEST_STRING)));
    }
 
 }

blobstore/src/test/java/org/jclouds/blobstore/integration/internal/BaseBlobLiveTest.java

@@ -63,12 +63,12 @@ public class BaseBlobLiveTest extends BaseBlobStoreIntegrationTest {
 
       Blob blob = context.getBlobStore().newBlob(name);
       blob.setPayload(input);
-      blob.getPayload().setContentLength(length);
-      blob.getPayload().setContentMD5(md5);
+      blob.getPayload().getContentMetadata().setContentLength(length);
+      blob.getPayload().getContentMetadata().setContentMD5(md5);
       String container = getContainerName();
       try {
          context.getBlobStore().putBlob(container, blob);
-         assertEquals(context.getBlobStore().blobMetadata(container, name).getContentMD5(), md5);
+         assertEquals(context.getBlobStore().blobMetadata(container, name).getContentMetadata().getContentMD5(), md5);
       } finally {
          returnContainer(container);
       }

blobstore/src/test/java/org/jclouds/blobstore/integration/internal/BaseBlobMapIntegrationTest.java

@@ -197,7 +197,7 @@ public abstract class BaseBlobMapIntegrationTest extends BaseMapIntegrationTest<
          for (String key : fiveInputs.keySet()) {
             Blob blob = context.getBlobStore().newBlob(key);
             blob.setPayload(fiveInputs.get(key));
-            blob.getPayload().setContentLength((long) fiveBytes.get(key).length);
+            blob.getPayload().getContentMetadata().setContentLength((long) fiveBytes.get(key).length);
             newMap.put(key, blob);
          }
          map.putAll(newMap);

blobstore/src/test/java/org/jclouds/blobstore/integration/internal/BaseBlobSignerLiveTest.java

@@ -43,7 +43,7 @@ public class BaseBlobSignerLiveTest extends BaseBlobStoreIntegrationTest {
 
       Blob blob = context.getBlobStore().newBlob(name);
       blob.setPayload(text);
-      blob.getPayload().setContentType("text/plain");
+      blob.getPayload().getContentMetadata().setContentType("text/plain");
       String container = getContainerName();
       try {
          context.getBlobStore().putBlob(container, blob);
@@ -63,7 +63,7 @@ public class BaseBlobSignerLiveTest extends BaseBlobStoreIntegrationTest {
 
       Blob blob = context.getBlobStore().newBlob(name);
       blob.setPayload(text);
-      blob.getPayload().setContentType("text/plain");
+      blob.getPayload().getContentMetadata().setContentType("text/plain");
       String container = getContainerName();
       try {
          context.getBlobStore().putBlob(container, blob);
@@ -82,7 +82,7 @@ public class BaseBlobSignerLiveTest extends BaseBlobStoreIntegrationTest {
 
       Blob blob = context.getBlobStore().newBlob(name);
       blob.setPayload(text);
-      blob.getPayload().setContentType("text/plain");
+      blob.getPayload().getContentMetadata().setContentType("text/plain");
       String container = getContainerName();
       try {
          HttpRequest request = context.getSigner().signPutBlob(container, blob);

blobstore/src/test/java/org/jclouds/blobstore/integration/internal/BaseBlobStoreIntegrationTest.java

@@ -240,15 +240,15 @@ public class BaseBlobStoreIntegrationTest {
    protected String addBlobToContainer(String sourceContainer, String key) {
       Blob sourceObject = context.getBlobStore().newBlob(key);
       sourceObject.setPayload(TEST_STRING);
-      sourceObject.getMetadata().setContentType("text/xml");
+      sourceObject.getMetadata().getContentMetadata().setContentType("text/xml");
       return addBlobToContainer(sourceContainer, sourceObject);
    }
 
    protected void add5BlobsUnderPathAnd5UnderRootToContainer(String sourceContainer) {
       for (Entry<String, String> entry : Iterables.concat(fiveStrings.entrySet(), fiveStringsUnderPath.entrySet())) {
          Blob sourceObject = context.getBlobStore().newBlob(entry.getKey());
-         sourceObject.getMetadata().setContentType("text/xml");
          sourceObject.setPayload(entry.getValue());
+         sourceObject.getMetadata().getContentMetadata().setContentType("text/xml");
          addBlobToContainer(sourceContainer, sourceObject);
       }
    }

blobstore/src/test/java/org/jclouds/blobstore/integration/internal/BaseContainerIntegrationTest.java

@@ -77,8 +77,7 @@ public class BaseContainerIntegrationTest extends BaseBlobStoreIntegrationTest {
 
       Blob object = context.getBlobStore().newBlob(key);
       object.setPayload(TEST_STRING);
-      object.getMetadata().setContentType(MediaType.TEXT_PLAIN);
-      object.getMetadata().setSize(new Long(TEST_STRING.length()));
+      object.getMetadata().getContentMetadata().setContentType(MediaType.TEXT_PLAIN);
       // NOTE all metadata in jclouds comes out as lowercase, in an effort to
       // normalize the
       // providers.
@@ -94,10 +93,10 @@ public class BaseContainerIntegrationTest extends BaseBlobStoreIntegrationTest {
 
          BlobMetadata metadata = BlobMetadata.class.cast(get(container, 0));
 
-         assert metadata.getContentType().startsWith("text/plain") : metadata.getContentType();
-         assertEquals(metadata.getSize(), new Long(TEST_STRING.length()));
+         assert metadata.getContentMetadata().getContentType().startsWith("text/plain") : metadata.getContentMetadata().getContentType();
+         assertEquals(metadata.getContentMetadata().getContentLength(), new Long(TEST_STRING.length()));
          assertEquals(metadata.getUserMetadata().get("adrian"), "powderpuff");
-         assertEquals(metadata.getContentMD5(), CryptoStreams.md5(InputSuppliers.of(TEST_STRING)));
+         assertEquals(metadata.getContentMetadata().getContentMD5(), CryptoStreams.md5(InputSuppliers.of(TEST_STRING)));
       } finally {
          returnContainer(containerName);
       }

compute/src/main/java/org/jclouds/compute/options/TemplateOptions.java

@@ -257,7 +257,7 @@ public class TemplateOptions {
       checkArgument(checkNotNull(privateKey, "privateKey").startsWith("-----BEGIN RSA PRIVATE KEY-----"),
                "key should start with -----BEGIN RSA PRIVATE KEY-----");
       Payload payload = newStringPayload(privateKey);
-      payload.setContentType("text/plain");
+      payload.getContentMetadata().setContentType("text/plain");
       return installPrivateKey(payload);
    }
 
@@ -300,7 +300,7 @@ public class TemplateOptions {
    public TemplateOptions authorizePublicKey(String publicKey) {
       checkArgument(checkNotNull(publicKey, "publicKey").startsWith("ssh-rsa"), "key should start with ssh-rsa");
       Payload payload = newStringPayload(publicKey);
-      payload.setContentType("text/plain");
+      payload.getContentMetadata().setContentType("text/plain");
       return authorizePublicKey(payload);
    }
 

core/src/main/java/org/jclouds/http/HttpUtils.java

@@ -32,6 +32,8 @@ import static com.google.common.collect.Sets.newTreeSet;
 import static com.google.common.io.ByteStreams.toByteArray;
 import static com.google.common.io.Closeables.closeQuietly;
 import static java.util.Collections.singletonList;
+import static javax.ws.rs.core.HttpHeaders.CONTENT_ENCODING;
+import static javax.ws.rs.core.HttpHeaders.CONTENT_LANGUAGE;
 import static javax.ws.rs.core.HttpHeaders.CONTENT_LENGTH;
 import static javax.ws.rs.core.HttpHeaders.CONTENT_TYPE;
 import static javax.ws.rs.core.HttpHeaders.HOST;
@@ -52,6 +54,7 @@ import java.net.URI;
 import java.net.URLDecoder;
 import java.net.URLEncoder;
 import java.util.Collection;
+import java.util.Collections;
 import java.util.Comparator;
 import java.util.Iterator;
 import java.util.List;
@@ -69,7 +72,9 @@ import javax.ws.rs.core.UriBuilder;
 
 import org.jclouds.Constants;
 import org.jclouds.crypto.CryptoStreams;
+import org.jclouds.io.ContentMetadata;
 import org.jclouds.io.InputSuppliers;
+import org.jclouds.io.MutableContentMetadata;
 import org.jclouds.io.Payload;
 import org.jclouds.io.PayloadEnclosing;
 import org.jclouds.io.Payloads;
@@ -200,6 +205,21 @@ public class HttpUtils {
       }
    }
 
+   public static void addContentHeadersFromMetadata(ContentMetadata md, Multimap<String, String> allHeaders) {
+      if (md.getContentType() != null)
+         allHeaders.replaceValues(HttpHeaders.CONTENT_TYPE, Collections.singleton(md.getContentType()));
+      if (md.getContentDisposition() != null)
+         allHeaders.replaceValues("Content-Disposition", Collections.singleton(md.getContentDisposition()));
+      if (md.getContentEncoding() != null)
+         allHeaders.replaceValues(HttpHeaders.CONTENT_ENCODING, Collections.singleton(md.getContentEncoding()));
+      if (md.getContentEncoding() != null)
+         allHeaders.replaceValues(HttpHeaders.CONTENT_LANGUAGE, Collections.singleton(md.getContentLanguage()));
+      if (md.getContentLength() != null)
+         allHeaders.replaceValues(HttpHeaders.CONTENT_LENGTH, Collections.singleton(md.getContentLength() + ""));
+      if (md.getContentMD5() != null)
+         allHeaders.replaceValues("Content-MD5", Collections.singleton(CryptoStreams.base64(md.getContentMD5())));
+   }
+
    /**
     * Web browsers do not always handle '+' characters well, use the well-supported '%20' instead.
     */
@@ -255,13 +275,23 @@ public class HttpUtils {
       byte[] returnVal = toByteArrayOrNull(response);
       if (returnVal != null && !response.getPayload().isRepeatable()) {
          Payload newPayload = Payloads.newByteArrayPayload(returnVal);
-         newPayload.setContentMD5(response.getPayload().getContentMD5());
-         newPayload.setContentType(response.getPayload().getContentType());
+         MutableContentMetadata fromMd = response.getPayload().getContentMetadata();
+         MutableContentMetadata toMd = newPayload.getContentMetadata();
+         copy(fromMd, toMd);
          response.setPayload(newPayload);
       }
       return returnVal;
    }
 
+   public static void copy(ContentMetadata fromMd, MutableContentMetadata toMd) {
+      toMd.setContentLength(fromMd.getContentLength());
+      toMd.setContentMD5(fromMd.getContentMD5());
+      toMd.setContentType(fromMd.getContentType());
+      toMd.setContentDisposition(fromMd.getContentDisposition());
+      toMd.setContentEncoding(fromMd.getContentEncoding());
+      toMd.setContentLanguage(fromMd.getContentLanguage());
+   }
+
    public static URI parseEndPoint(String hostHeader) {
       URI redirectURI = URI.create(hostHeader);
       String scheme = redirectURI.getScheme();
@@ -338,17 +368,27 @@ public class HttpUtils {
             logger.debug("%s %s: %s", prefix, header.getKey(), header.getValue());
       }
       if (message.getPayload() != null) {
-         if (message.getPayload().getContentType() != null)
-            logger.debug("%s %s: %s", prefix, HttpHeaders.CONTENT_TYPE, message.getPayload().getContentType());
-         if (message.getPayload().getContentLength() != null)
-            logger.debug("%s %s: %s", prefix, HttpHeaders.CONTENT_LENGTH, message.getPayload().getContentLength());
-         if (message.getPayload().getContentMD5() != null)
+         if (message.getPayload().getContentMetadata().getContentType() != null)
+            logger.debug("%s %s: %s", prefix, CONTENT_TYPE, message.getPayload().getContentMetadata().getContentType());
+         if (message.getPayload().getContentMetadata().getContentLength() != null)
+            logger.debug("%s %s: %s", prefix, CONTENT_LENGTH, message.getPayload().getContentMetadata()
+                     .getContentLength());
+         if (message.getPayload().getContentMetadata().getContentMD5() != null)
             try {
                logger.debug("%s %s: %s", prefix, "Content-MD5", CryptoStreams.base64Encode(InputSuppliers.of(message
-                        .getPayload().getContentMD5())));
+                        .getPayload().getContentMetadata().getContentMD5())));
             } catch (IOException e) {
                logger.warn(e, " error getting md5 for %s", message);
             }
+         if (message.getPayload().getContentMetadata().getContentDisposition() != null)
+            logger.debug("%s %s: %s", prefix, "Content-Disposition", message.getPayload().getContentMetadata()
+                     .getContentDisposition());
+         if (message.getPayload().getContentMetadata().getContentEncoding() != null)
+            logger.debug("%s %s: %s", prefix, CONTENT_ENCODING, message.getPayload().getContentMetadata()
+                     .getContentEncoding());
+         if (message.getPayload().getContentMetadata().getContentLanguage() != null)
+            logger.debug("%s %s: %s", prefix, CONTENT_LANGUAGE, message.getPayload().getContentMetadata()
+                     .getContentLanguage());
       }
    }
 
@@ -503,16 +543,22 @@ public class HttpUtils {
       for (Entry<String, String> header : headers.entries()) {
          if (!chunked && CONTENT_LENGTH.equalsIgnoreCase(header.getKey())) {
             if (payload != null)
-               payload.setContentLength(new Long(header.getValue()));
+               payload.getContentMetadata().setContentLength(new Long(header.getValue()));
          } else if ("Content-MD5".equalsIgnoreCase(header.getKey())) {
             if (payload != null)
-               payload.setContentMD5(CryptoStreams.base64(header.getValue()));
+               payload.getContentMetadata().setContentMD5(CryptoStreams.base64(header.getValue()));
          } else if (CONTENT_TYPE.equalsIgnoreCase(header.getKey())) {
             if (payload != null)
-               payload.setContentType(header.getValue());
+               payload.getContentMetadata().setContentType(header.getValue());
          } else if ("Content-Disposition".equalsIgnoreCase(header.getKey())) {
             if (payload != null)
-               payload.setContentDisposition(header.getValue());
+               payload.getContentMetadata().setContentDisposition(header.getValue());
+         } else if ("Content-Encoding".equalsIgnoreCase(header.getKey())) {
+            if (payload != null)
+               payload.getContentMetadata().setContentEncoding(header.getValue());
+         } else if ("Content-Language".equalsIgnoreCase(header.getKey())) {
+            if (payload != null)
+               payload.getContentMetadata().setContentLanguage(header.getValue());
          } else {
             message.getHeaders().put(header.getKey(), header.getValue());
          }
@@ -521,19 +567,34 @@ public class HttpUtils {
       if (message instanceof HttpRequest) {
          checkArgument(
                   message.getPayload() == null || message.getFirstHeaderOrNull(CONTENT_TYPE) == null,
-                  "configuration error please use request.getPayload().setContentType(value) as opposed to adding a content type   header: "
+                  "configuration error please use request.getPayload().getContentMetadata().setContentType(value) as opposed to adding a content type header: "
                            + message);
          checkArgument(
                   message.getPayload() == null || message.getFirstHeaderOrNull(CONTENT_LENGTH) == null,
-                  "configuration error please use request.getPayload().setContentLength(value) as opposed to adding a content length header: "
+                  "configuration error please use request.getPayload().getContentMetadata().setContentLength(value) as opposed to adding a content length header: "
                            + message);
-         checkArgument(message.getPayload() == null || message.getPayload().getContentLength() != null
+         checkArgument(message.getPayload() == null
+                  || message.getPayload().getContentMetadata().getContentLength() != null
                   || "chunked".equalsIgnoreCase(message.getFirstHeaderOrNull("Transfer-Encoding")),
                   "either chunked encoding must be set on the http request or contentlength set on the payload: "
                            + message);
-         checkArgument(message.getPayload() == null || message.getFirstHeaderOrNull("Content-MD5") == null,
-                  "configuration error please use request.getPayload().setContentMD5(value) as opposed to adding a content md5 header: "
+         checkArgument(
+                  message.getPayload() == null || message.getFirstHeaderOrNull("Content-MD5") == null,
+                  "configuration error please use request.getPayload().getContentMetadata().setContentMD5(value) as opposed to adding a content md5 header: "
                            + message);
+         checkArgument(
+                  message.getPayload() == null || message.getFirstHeaderOrNull("Content-Disposition") == null,
+                  "configuration error please use request.getPayload().getContentMetadata().setContentDisposition(value) as opposed to adding a content disposition header: "
+                           + message);
+         checkArgument(
+                  message.getPayload() == null || message.getFirstHeaderOrNull(CONTENT_ENCODING) == null,
+                  "configuration error please use request.getPayload().getContentMetadata().setContentEncoding(value) as opposed to adding a content encoding header: "
+                           + message);
+         checkArgument(
+                  message.getPayload() == null || message.getFirstHeaderOrNull(CONTENT_LANGUAGE) == null,
+                  "configuration error please use request.getPayload().getContentMetadata().setContentLanguage(value) as opposed to adding a content language header: "
+                           + message);
+
       }
    }
 
@@ -557,7 +618,7 @@ public class HttpUtils {
    public static Long attemptToParseSizeAndRangeFromHeaders(HttpResponse from) throws HttpException {
       String contentRange = from.getFirstHeaderOrNull("Content-Range");
       if (contentRange == null && from.getPayload() != null) {
-         return from.getPayload().getContentLength();
+         return from.getPayload().getContentMetadata().getContentLength();
       } else if (contentRange != null) {
          return Long.parseLong(contentRange.substring(contentRange.lastIndexOf('/') + 1));
       }
@@ -566,7 +627,8 @@ public class HttpUtils {
 
    public static void checkRequestHasContentLengthOrChunkedEncoding(HttpRequest request, String message) {
       boolean chunked = "chunked".equals(request.getFirstHeaderOrNull("Transfer-Encoding"));
-      checkArgument(request.getPayload() == null || chunked || request.getPayload().getContentLength() != null, message);
+      checkArgument(request.getPayload() == null || chunked
+               || request.getPayload().getContentMetadata().getContentLength() != null, message);
    }
 
    public static void wirePayloadIfEnabled(Wire wire, HttpRequest request) {

core/src/main/java/org/jclouds/http/functions/ParseContentMD5FromHeaders.java

@@ -33,8 +33,7 @@ import com.google.common.base.Function;
 /**
  * @author Adrian Cole
  */
-public class ParseContentMD5FromHeaders implements Function<HttpResponse, byte[]>,
-         InvocationContext {
+public class ParseContentMD5FromHeaders implements Function<HttpResponse, byte[]>, InvocationContext {
 
    public static class NoContentMD5Exception extends RuntimeException {
 
@@ -65,7 +64,7 @@ public class ParseContentMD5FromHeaders implements Function<HttpResponse, byte[]
    public byte[] apply(HttpResponse from) {
       releasePayload(from);
       if (from.getPayload() != null) {
-         return from.getPayload().getContentMD5();
+         return from.getPayload().getContentMetadata().getContentMD5();
       }
       throw new NoContentMD5Exception(request, from);
    }

core/src/main/java/org/jclouds/http/internal/JavaUrlHttpCommandExecutorService.java

@@ -58,6 +58,7 @@ import org.jclouds.http.HttpUtils;
 import org.jclouds.http.IOExceptionRetryHandler;
 import org.jclouds.http.handlers.DelegatingErrorHandler;
 import org.jclouds.http.handlers.DelegatingRetryHandler;
+import org.jclouds.io.MutableContentMetadata;
 import org.jclouds.io.Payload;
 import org.jclouds.io.Payloads;
 import org.jclouds.logging.Logger;
@@ -197,20 +198,21 @@ public class JavaUrlHttpCommandExecutorService extends BaseHttpCommandExecutorSe
       connection.setRequestProperty(HttpHeaders.USER_AGENT, USER_AGENT);
 
       if (request.getPayload() != null) {
-         if (request.getPayload().getContentMD5() != null)
-            connection.setRequestProperty("Content-MD5", CryptoStreams.base64(request.getPayload().getContentMD5()));
-         if (request.getPayload().getContentType() != null)
-            connection.setRequestProperty(HttpHeaders.CONTENT_TYPE, request.getPayload().getContentType());
-         if (request.getPayload().getContentDisposition() != null)
-            connection.setRequestProperty("Content-Disposition", request.getPayload().getContentDisposition());
-         if (request.getPayload().getContentEncoding() != null)
-            connection.setRequestProperty("Content-Encoding", request.getPayload().getContentEncoding());
-         if (request.getPayload().getContentLanguage() != null)
-            connection.setRequestProperty("Content-Language", request.getPayload().getContentLanguage());
+         MutableContentMetadata md = request.getPayload().getContentMetadata();
+         if (md.getContentMD5() != null)
+            connection.setRequestProperty("Content-MD5", CryptoStreams.base64(md.getContentMD5()));
+         if (md.getContentType() != null)
+            connection.setRequestProperty(HttpHeaders.CONTENT_TYPE, md.getContentType());
+         if (md.getContentDisposition() != null)
+            connection.setRequestProperty("Content-Disposition", md.getContentDisposition());
+         if (md.getContentEncoding() != null)
+            connection.setRequestProperty("Content-Encoding", md.getContentEncoding());
+         if (md.getContentLanguage() != null)
+            connection.setRequestProperty("Content-Language", md.getContentLanguage());
          if (chunked) {
             connection.setChunkedStreamingMode(8196);
          } else {
-            Long length = checkNotNull(request.getPayload().getContentLength(), "payload.getContentLength");
+            Long length = checkNotNull(md.getContentLength(), "payload.getContentLength");
             connection.setRequestProperty(HttpHeaders.CONTENT_LENGTH, length.toString());
             connection.setFixedLengthStreamingMode(length.intValue());
          }

core/src/main/java/org/jclouds/io/ContentMetadata.java

@@ -0,0 +1,81 @@
+/**
+ *
+ * Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
+ *
+ * ====================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ====================================================================
+ */
+
+package org.jclouds.io;
+
+import javax.annotation.Nullable;
+
+/**
+ * @author Adrian Cole
+ */
+public interface ContentMetadata {
+
+   /**
+    * Returns the total size of the payload, or the chunk that's available.
+    * <p/>
+    * Chunking is only used when {@link org.jclouds.http.GetOptions} is called with options like
+    * tail, range, or startAt.
+    * 
+    * @return the length in bytes that can be be obtained from {@link #getInput()}
+    * @see javax.ws.rs.core.HttpHeaders#CONTENT_LENGTH
+    * @see org.jclouds.http.options.GetOptions
+    */
+   @Nullable
+   Long getContentLength();
+
+   /**
+    * Specifies presentational information for the object.
+    * 
+    * @see <a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec19.html?sec19.5.1."/>
+    */
+   @Nullable
+   String getContentDisposition();
+
+   /**
+    * Specifies what content encodings have been applied to the object and thus what decoding
+    * mechanisms must be applied in order to obtain the media-type referenced by the Content-Type
+    * header field.
+    * 
+    * @see <a href= "http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html?sec14.11" />
+    */
+   @Nullable
+   String getContentEncoding();
+
+   /**
+    * 
+    * A standard MIME type describing the format of the contents. If none is provided, the default
+    * is binary/octet-stream.
+    * 
+    * @see <a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.17"/>
+    */
+   @Nullable
+   String getContentType();
+
+   @Nullable
+   byte[] getContentMD5();
+
+   /**
+    * Get Content Language of the payload
+    * <p/>
+    * Not all providers may support it
+    */
+   @Nullable
+   String getContentLanguage();
+
+}

core/src/main/java/org/jclouds/io/MutableContentMetadata.java

@@ -0,0 +1,62 @@
+/**
+ *
+ * Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
+ *
+ * ====================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ====================================================================
+ */
+
+package org.jclouds.io;
+
+import javax.annotation.Nullable;
+
+/**
+ * @author Adrian Cole
+ */
+public interface MutableContentMetadata extends ContentMetadata {
+
+   void setContentLength(@Nullable Long contentLength);
+
+   void setContentMD5(@Nullable byte[] md5);
+
+   void setContentType(@Nullable String md5);
+
+   /**
+    * Set Content Disposition of the payload
+    * <p/>
+    * Not all providers may support it
+    * 
+    * @param contentDisposition
+    */
+   void setContentDisposition(@Nullable String contentDisposition);
+
+   /**
+    * Set Content Language of the payload
+    * <p/>
+    * Not all providers may support it
+    * 
+    * @param contentLanguage
+    */
+   void setContentLanguage(@Nullable String contentLanguage);
+
+   /**
+    * Set Content Encoding of the payload
+    * <p/>
+    * Not all providers may support it
+    * 
+    * @param contentEncoding
+    */
+   void setContentEncoding(@Nullable String contentEncoding);
+
+}

core/src/main/java/org/jclouds/io/Payload.java

@@ -22,8 +22,6 @@ package org.jclouds.io;
 import java.io.Closeable;
 import java.io.InputStream;
 
-import javax.annotation.Nullable;
-
 import com.google.common.io.InputSupplier;
 
 /**
@@ -46,86 +44,13 @@ public interface Payload extends InputSupplier<InputStream>, WriteTo, Closeable
     */
    boolean isRepeatable();
 
-   void setContentLength(@Nullable Long contentLength);
-
    /**
-    * Returns the total size of the payload, or the chunk that's available.
-    * <p/>
-    * Chunking is only used when {@link org.jclouds.http.GetOptions} is called
-    * with options like tail, range, or startAt.
-    * 
-    * @return the length in bytes that can be be obtained from
-    *         {@link #getInput()}
-    * @see javax.ws.rs.core.HttpHeaders#CONTENT_LENGTH
-    * @see org.jclouds.http.options.GetOptions
-    */
-   @Nullable
-   Long getContentLength();
-
-   void setContentMD5(@Nullable byte[] md5);
-
-   @Nullable
-   byte[] getContentMD5();
-
-   void setContentType(@Nullable String md5);
-
-   @Nullable
-   String getContentType();
-
-   /**
-    * Set Content Disposition of the payload
-    * <p/>
-    * Not all providers may support it
-    * 
-    * @param contentDisposition
-    */
-   void setContentDisposition(@Nullable String contentDisposition);
-
-   /**
-    * Get Content Disposition of the payload
-    * <p/>
-    * Not all providers may support it
-    */
-   @Nullable
-   String getContentDisposition();
-
-   /**
-    * Set Content Language of the payload
-    * <p/>
-    * Not all providers may support it
-    * 
-    * @param contentLanguage
-    */
-   void setContentLanguage(@Nullable String contentLanguage);
-
-   /**
-    * Get Content Language of the payload
-    * <p/>
-    * Not all providers may support it
-    */
-   @Nullable
-   String getContentLanguage();
-
-   /**
-    * Set Content Encoding of the payload
-    * <p/>
-    * Not all providers may support it
-    * 
-    * @param contentEncoding
-    */
-   void setContentEncoding(@Nullable String contentEncoding);
-
-   /**
-    * Get Content Encoding of the payload
-    * <p/>
-    * Not all providers may support it
-    */
-   @Nullable
-   String getContentEncoding();
-
-   /**
-    * release resources used by this entity. This should be called when data is
-    * discarded.
+    * release resources used by this entity. This should be called when data is discarded.
     */
    void release();
+
+   MutableContentMetadata getContentMetadata();
+
+   void setContentMetadata(MutableContentMetadata in);
+
 }

core/src/main/java/org/jclouds/io/Payloads.java

@@ -109,19 +109,19 @@ public class Payloads {
    public static Payload calculateMD5(Payload payload, MessageDigest md5) throws IOException {
       checkNotNull(payload, "payload");
       if (!payload.isRepeatable()) {
-         String oldContentType = payload.getContentType();
+         String oldContentType = payload.getContentMetadata().getContentType();
          Payload oldPayload = payload;
          try {
             payload = newByteArrayPayload(toByteArray(payload));
          } finally {
             oldPayload.release();
          }
-         payload.setContentType(oldContentType);
+         payload.getContentMetadata().setContentType(oldContentType);
       }
-      payload.setContentMD5(CryptoStreams.digest(payload, md5));
+      payload.getContentMetadata().setContentMD5(CryptoStreams.digest(payload, md5));
       return payload;
    }
-   
+
    /**
     * Uses default md5 generator.
     * 

core/src/main/java/org/jclouds/io/payloads/BaseImmutableContentMetadata.java

@@ -0,0 +1,164 @@
+/**
+ *
+ * Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
+ *
+ * ====================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ====================================================================
+ */
+
+package org.jclouds.io.payloads;
+
+import java.io.Serializable;
+import java.util.Arrays;
+
+import org.jclouds.io.ContentMetadata;
+
+/**
+ * @author Adrian Cole
+ */
+public class BaseImmutableContentMetadata implements ContentMetadata, Serializable {
+
+   /** The serialVersionUID */
+   private static final long serialVersionUID = -1445533440795766130L;
+   protected String contentType;
+   protected Long contentLength;
+   protected byte[] contentMD5;
+   protected String contentDisposition;
+   protected String contentLanguage;
+   protected String contentEncoding;
+
+   public BaseImmutableContentMetadata(String contentType, Long contentLength, byte[] contentMD5,
+            String contentDisposition, String contentLanguage, String contentEncoding) {
+      this.contentType = contentType;
+      this.contentLength = contentLength;
+      this.contentMD5 = contentMD5;
+      this.contentDisposition = contentDisposition;
+      this.contentLanguage = contentLanguage;
+      this.contentEncoding = contentEncoding;
+   }
+
+   /**
+    * {@inheritDoc}
+    */
+   @Override
+   public Long getContentLength() {
+      return contentLength;
+   }
+
+   /**
+    * {@inheritDoc}
+    */
+   @Override
+   public byte[] getContentMD5() {
+      if (contentMD5 != null) {
+         byte[] retval = new byte[contentMD5.length];
+         System.arraycopy(this.contentMD5, 0, retval, 0, contentMD5.length);
+         return retval;
+      } else {
+         return null;
+      }
+   }
+
+   /**
+    * {@inheritDoc}
+    */
+   @Override
+   public String getContentType() {
+      return contentType;
+   }
+
+   /**
+    * {@inheritDoc}
+    */
+   @Override
+   public String getContentDisposition() {
+      return this.contentDisposition;
+   }
+
+   /**
+    * {@inheritDoc}
+    */
+   @Override
+   public String getContentLanguage() {
+      return this.contentLanguage;
+   }
+
+   /**
+    * {@inheritDoc}
+    */
+   @Override
+   public String getContentEncoding() {
+      return this.contentEncoding;
+   }
+
+   @Override
+   public String toString() {
+      return "[contentType=" + contentType + ", contentLength=" + contentLength + ", contentDisposition="
+               + contentDisposition + ", contentEncoding=" + contentEncoding + ", contentLanguage=" + contentLanguage
+               + ", contentMD5=" + Arrays.toString(contentMD5) + "]";
+   }
+
+   @Override
+   public int hashCode() {
+      final int prime = 31;
+      int result = 1;
+      result = prime * result + ((contentDisposition == null) ? 0 : contentDisposition.hashCode());
+      result = prime * result + ((contentEncoding == null) ? 0 : contentEncoding.hashCode());
+      result = prime * result + ((contentLanguage == null) ? 0 : contentLanguage.hashCode());
+      result = prime * result + ((contentLength == null) ? 0 : contentLength.hashCode());
+      result = prime * result + Arrays.hashCode(contentMD5);
+      result = prime * result + ((contentType == null) ? 0 : contentType.hashCode());
+      return result;
+   }
+
+   @Override
+   public boolean equals(Object obj) {
+      if (this == obj)
+         return true;
+      if (obj == null)
+         return false;
+      if (getClass() != obj.getClass())
+         return false;
+      BaseImmutableContentMetadata other = (BaseImmutableContentMetadata) obj;
+      if (contentDisposition == null) {
+         if (other.contentDisposition != null)
+            return false;
+      } else if (!contentDisposition.equals(other.contentDisposition))
+         return false;
+      if (contentEncoding == null) {
+         if (other.contentEncoding != null)
+            return false;
+      } else if (!contentEncoding.equals(other.contentEncoding))
+         return false;
+      if (contentLanguage == null) {
+         if (other.contentLanguage != null)
+            return false;
+      } else if (!contentLanguage.equals(other.contentLanguage))
+         return false;
+      if (contentLength == null) {
+         if (other.contentLength != null)
+            return false;
+      } else if (!contentLength.equals(other.contentLength))
+         return false;
+      if (!Arrays.equals(contentMD5, other.contentMD5))
+         return false;
+      if (contentType == null) {
+         if (other.contentType != null)
+            return false;
+      } else if (!contentType.equals(other.contentType))
+         return false;
+      return true;
+   }
+
+}