refactored encryption service and exposed sha256 routine

atmos/src/main/java/org/jclouds/atmosonline/saas/binders/BindAtmosObjectToPayloadAndMetadataToHeaders.java

@@ -53,7 +53,7 @@ public class BindAtmosObjectToPayloadAndMetadataToHeaders implements Binder {
 
       if (object.getContentMetadata().getContentMD5() != null) {
          request.getHeaders().put("Content-MD5",
-                  encryptionService.toBase64String(object.getContentMetadata().getContentMD5()));
+                  encryptionService.base64(object.getContentMetadata().getContentMD5()));
       }
       metaBinder.bindToRequest(request, object.getUserMetadata());
    }

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

@@ -77,7 +77,7 @@ public class SignRequest implements HttpRequestFilter {
             @TimeStamp Provider<String> timeStampProvider, EncryptionService encryptionService) {
       this.signatureWire = signatureWire;
       this.uid = uid;
-      this.key = encryptionService.fromBase64String(encodedKey);
+      this.key = encryptionService.fromBase64(encodedKey);
       this.timeStampProvider = timeStampProvider;
       this.encryptionService = encryptionService;
    }
@@ -119,7 +119,7 @@ public class SignRequest implements HttpRequestFilter {
    public String signString(String toSign) {
       String signature;
       try {
-         signature = encryptionService.hmacSha1Base64(toSign, key);
+         signature = encryptionService.base64(encryptionService.hmacSha1(toSign, key));
       } catch (Exception e) {
          throw new HttpException("error signing request", e);
       }

atmos/src/main/java/org/jclouds/atmosonline/saas/functions/ParseSystemMetadataFromHeaders.java

@@ -60,7 +60,7 @@ public class ParseSystemMetadataFromHeaders implements Function<HttpResponse, Sy
          metaMap.put(entrySplit[0], entrySplit[1]);
       }
       assert metaMap.size() >= 12 : String.format("Should be 12 entries in %s", metaMap);
-      byte[] md5 = metaMap.containsKey("content-md5") ? encryptionService.fromHexString(metaMap
+      byte[] md5 = metaMap.containsKey("content-md5") ? encryptionService.fromHex(metaMap
                .get("content-md5")) : null;
       return new SystemMetadata(md5, dateService.iso8601SecondsDateParse(checkNotNull(metaMap
                .get("atime"), "atime")), dateService.iso8601SecondsDateParse(checkNotNull(metaMap

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

@@ -73,7 +73,7 @@ public class AtmosStorageUtils {
       deleteAndEnsureGone(sync, path);
       if (blob.getMetadata().getContentMD5() != null)
          blob.getMetadata().getUserMetadata().put("content-md5",
-                  encryptionService.toHexString(blob.getMetadata().getContentMD5()));
+                  encryptionService.hex(blob.getMetadata().getContentMD5()));
       sync.createFile(container, blob2Object.apply(blob));
       return path;
    }

atmos/src/test/java/org/jclouds/atmosonline/saas/functions/ParseSystemMetadataFromHeadersTest.java

@@ -55,7 +55,7 @@ public class ParseSystemMetadataFromHeadersTest {
                                  + "gid=rootr, objectid=4980cdb2b010109b04a44f7bb83f5f04ad354c638ae5, "
                                  + "objname=e913e09366364e9ba384b8fead643d43, size=4096, nlink=1, policyname=default");
       SystemMetadata expected = new SystemMetadata(encryptionService
-               .fromHexString("1f3870be274f6c49b3e31a0c6728957f"),
+               .fromHex("1f3870be274f6c49b3e31a0c6728957f"),
 
       dateService.iso8601SecondsDateParse("2009-10-12T16:09:42Z"), dateService
                .iso8601SecondsDateParse("2009-10-19T04:37:00Z"), "rootr", dateService

aws/core/src/main/java/org/jclouds/aws/ec2/functions/ConvertUnencodedBytesToBase64EncodedString.java

@@ -47,6 +47,6 @@ public class ConvertUnencodedBytesToBase64EncodedString implements Function<Obje
       byte[] unencodedData = (byte[]) from;
       checkArgument(checkNotNull(unencodedData, "unencodedData").length <= 16 * 1024,
                "userData cannot be larger than 16kb");
-      return encryptionService.toBase64String(unencodedData);
+      return encryptionService.base64(unencodedData);
    }
 }

aws/core/src/main/java/org/jclouds/aws/ec2/xml/UnencodeStringValueHandler.java

@@ -37,7 +37,7 @@ public class UnencodeStringValueHandler extends StringValueHandler {
 
    @Override
    public String getResult() {
-      return super.getResult() == null ? null : new String(encryptionService.fromBase64String(super
+      return super.getResult() == null ? null : new String(encryptionService.fromBase64(super
                .getResult()), Charsets.UTF_8);
    }
 }

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

@@ -151,7 +151,8 @@ public class FormSigner implements HttpRequestFilter, RequestSigner {
    public String sign(String stringToSign) {
       String signature;
       try {
-         signature = encryptionService.hmacSha256Base64(stringToSign, secretKey.getBytes());
+         signature = encryptionService.base64(encryptionService.hmacSha256(stringToSign,
+                  secretKey.getBytes()));
          if (signatureWire.enabled())
             signatureWire.input(Utils.toInputStream(signature));
       } catch (Exception e) {

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

@@ -128,7 +128,8 @@ public class RequestAuthorizeSignature implements HttpRequestFilter, RequestSign
    public String sign(String toSign) {
       String signature;
       try {
-         signature = encryptionService.hmacSha1Base64(toSign, secretKey.getBytes());
+         signature = encryptionService.base64(encryptionService.hmacSha1(toSign, secretKey
+                  .getBytes()));
       } catch (Exception e) {
          throw new HttpException("error signing request", e);
       }

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

@@ -64,7 +64,7 @@ public class ParseObjectMetadataFromHeaders implements
       BlobMetadata base = blobMetadataParser.apply(from);
       MutableObjectMetadata to = blobToObjectMetadata.apply(base);
       addETagTo(from, to);
-      to.setContentMD5(encryptionService.fromHexString(Utils.replaceAll(to.getETag(), '"', "")));
+      to.setContentMD5(encryptionService.fromHex(Utils.replaceAll(to.getETag(), '"', "")));
       to.setCacheControl(from.getFirstHeaderOrNull(HttpHeaders.CACHE_CONTROL));
       to.setContentDisposition(from.getFirstHeaderOrNull("Content-Disposition"));
       to.setContentEncoding(from.getFirstHeaderOrNull(HttpHeaders.CONTENT_ENCODING));

aws/core/src/main/java/org/jclouds/aws/s3/xml/ListBucketHandler.java

@@ -72,8 +72,8 @@ public class ListBucketHandler extends ParseSax.HandlerWithResult<ListBucketResp
    }
 
    public ListBucketResponse getResult() {
-      return new ListBucketResponseImpl(bucketName, contents, prefix, marker, nextMarker, maxResults,
+      return new ListBucketResponseImpl(bucketName, contents, prefix, marker, nextMarker,
-               delimiter, isTruncated, commonPrefixes);
+               maxResults, delimiter, isTruncated, commonPrefixes);
    }
 
    private boolean inCommonPrefixes;
@@ -102,7 +102,7 @@ public class ListBucketHandler extends ParseSax.HandlerWithResult<ListBucketResp
          currentLastModified = dateParser.iso8601DateParse(currentText.toString().trim());
       } else if (qName.equals("ETag")) {
          currentETag = currentText.toString().trim();
-         currentMD5 = encryptionService.fromHexString(Utils.replaceAll(currentETag,'"', ""));
+         currentMD5 = encryptionService.fromHex(Utils.replaceAll(currentETag, '"', ""));
       } else if (qName.equals("Size")) {
          currentSize = new Long(currentText.toString().trim());
       } else if (qName.equals("Owner")) {

aws/core/src/main/java/org/jclouds/aws/sqs/xml/MD5Handler.java

@@ -48,7 +48,7 @@ public class MD5Handler extends ParseSax.HandlerWithResult<byte[]> {
    public void endElement(String uri, String name, String qName) {
       if (qName.equals("MD5OfMessageBody")) {
          String md5Hex = currentText.toString().trim();
-         this.md5 = encryptionService.fromHexString(md5Hex);
+         this.md5 = encryptionService.fromHex(md5Hex);
       }
       currentText = new StringBuilder();
    }

aws/core/src/main/java/org/jclouds/aws/sqs/xml/RegexMD5Handler.java

@@ -54,7 +54,7 @@ public class RegexMD5Handler implements Function<HttpResponse, byte[]> {
       try {
          Matcher matcher = pattern.matcher(Utils.toStringAndClose(response.getContent()));
          if (matcher.find()) {
-            value = encryptionService.fromHexString(matcher.group(1));
+            value = encryptionService.fromHex(matcher.group(1));
          }
       } catch (IOException e) {
          Throwables.propagate(e);

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

@@ -104,7 +104,7 @@ public class ParseObjectMetadataFromHeadersTest {
       expects.setCacheControl("cacheControl");
       expects.setContentDisposition("contentDisposition");
       expects.setContentEncoding("encoding");
-      expects.setContentMD5(encryptionService.fromHexString("abc"));
+      expects.setContentMD5(encryptionService.fromHex("abc"));
       expects.setContentType("type");
       expects.setETag("\"abc\"");
       expects.setKey("key");

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

@@ -65,54 +65,54 @@ public class ListBucketHandlerTest extends BaseHandlerTest {
                         (ObjectMetadata) new BucketListObjectMetadata("apps/0", dateService
                                  .iso8601DateParse("2009-05-07T18:27:08.000Z"),
                                  "\"c82e6a0025c31c5de5947fda62ac51ab\"", encryptionService
-                                          .fromHexString("c82e6a0025c31c5de5947fda62ac51ab"), 8,
+                                          .fromHex("c82e6a0025c31c5de5947fda62ac51ab"), 8, owner,
-                                 owner, StorageClass.STANDARD),
+                                 StorageClass.STANDARD),
                         (ObjectMetadata) new BucketListObjectMetadata("apps/1", dateService
                                  .iso8601DateParse("2009-05-07T18:27:09.000Z"),
                                  "\"944fab2c5a9a6bacf07db5e688310d7a\"", encryptionService
-                                          .fromHexString("944fab2c5a9a6bacf07db5e688310d7a"), 8,
+                                          .fromHex("944fab2c5a9a6bacf07db5e688310d7a"), 8, owner,
-                                 owner, StorageClass.STANDARD),
+                                 StorageClass.STANDARD),
                         (ObjectMetadata) new BucketListObjectMetadata("apps/2", dateService
                                  .iso8601DateParse("2009-05-07T18:27:09.000Z"),
                                  "\"a227b8888045c8fd159fb495214000f0\"", encryptionService
-                                          .fromHexString("a227b8888045c8fd159fb495214000f0"), 8,
+                                          .fromHex("a227b8888045c8fd159fb495214000f0"), 8, owner,
-                                 owner, StorageClass.STANDARD),
+                                 StorageClass.STANDARD),
                         (ObjectMetadata) new BucketListObjectMetadata("apps/3", dateService
                                  .iso8601DateParse("2009-05-07T18:27:09.000Z"),
                                  "\"c9caa76c3dec53e2a192608ce73eef03\"", encryptionService
-                                          .fromHexString("c9caa76c3dec53e2a192608ce73eef03"), 8,
+                                          .fromHex("c9caa76c3dec53e2a192608ce73eef03"), 8, owner,
-                                 owner, StorageClass.STANDARD),
+                                 StorageClass.STANDARD),
                         (ObjectMetadata) new BucketListObjectMetadata("apps/4", dateService
                                  .iso8601DateParse("2009-05-07T18:27:09.000Z"),
                                  "\"1ce5d0dcc6154a647ea90c7bdf82a224\"", encryptionService
-                                          .fromHexString("1ce5d0dcc6154a647ea90c7bdf82a224"), 8,
+                                          .fromHex("1ce5d0dcc6154a647ea90c7bdf82a224"), 8, owner,
-                                 owner, StorageClass.STANDARD),
+                                 StorageClass.STANDARD),
                         (ObjectMetadata) new BucketListObjectMetadata("apps/5", dateService
                                  .iso8601DateParse("2009-05-07T18:27:09.000Z"),
                                  "\"79433524d87462ee05708a8ef894ed55\"", encryptionService
-                                          .fromHexString("79433524d87462ee05708a8ef894ed55"), 8,
+                                          .fromHex("79433524d87462ee05708a8ef894ed55"), 8, owner,
-                                 owner, StorageClass.STANDARD),
+                                 StorageClass.STANDARD),
                         (ObjectMetadata) new BucketListObjectMetadata("apps/6", dateService
                                  .iso8601DateParse("2009-05-07T18:27:10.000Z"),
                                  "\"dd00a060b28ddca8bc5a21a49e306f67\"", encryptionService
-                                          .fromHexString("dd00a060b28ddca8bc5a21a49e306f67"), 8,
+                                          .fromHex("dd00a060b28ddca8bc5a21a49e306f67"), 8, owner,
-                                 owner, StorageClass.STANDARD),
+                                 StorageClass.STANDARD),
                         (ObjectMetadata) new BucketListObjectMetadata("apps/7", dateService
                                  .iso8601DateParse("2009-05-07T18:27:10.000Z"),
                                  "\"8cd06eca6e819a927b07a285d750b100\"", encryptionService
-                                          .fromHexString("8cd06eca6e819a927b07a285d750b100"), 8,
+                                          .fromHex("8cd06eca6e819a927b07a285d750b100"), 8, owner,
-                                 owner, StorageClass.STANDARD),
+                                 StorageClass.STANDARD),
                         (ObjectMetadata) new BucketListObjectMetadata("apps/8", dateService
                                  .iso8601DateParse("2009-05-07T18:27:10.000Z"),
                                  "\"174495094d0633b92cbe46603eee6bad\"", encryptionService
-                                          .fromHexString("174495094d0633b92cbe46603eee6bad"), 8,
+                                          .fromHex("174495094d0633b92cbe46603eee6bad"), 8, owner,
-                                 owner, StorageClass.STANDARD),
+                                 StorageClass.STANDARD),
                         (ObjectMetadata) new BucketListObjectMetadata("apps/9", dateService
                                  .iso8601DateParse("2009-05-07T18:27:10.000Z"),
                                  "\"cd8a19b26fea8a827276df0ad11c580d\"", encryptionService
-                                          .fromHexString("cd8a19b26fea8a827276df0ad11c580d"), 8,
+                                          .fromHex("cd8a19b26fea8a827276df0ad11c580d"), 8, owner,
-                                 owner, StorageClass.STANDARD)), "apps/", null, null, 1000, null,
+                                 StorageClass.STANDARD)), "apps/", null, null, 1000, null, false,
-               false, new TreeSet<String>());
+               new TreeSet<String>());
 
       ListBucketResponse result = (ListBucketResponse) factory.create(
                injector.getInstance(ListBucketHandler.class)).parse(is);

aws/core/src/test/java/org/jclouds/aws/sqs/SQSClientLiveTest.java

@@ -35,6 +35,7 @@ import org.jclouds.encryption.internal.JCEEncryptionService;
 import org.jclouds.logging.log4j.config.Log4JLoggingModule;
 import org.jclouds.rest.RestContext;
 import org.jclouds.rest.RestContextFactory;
+import org.jclouds.util.Utils;
 import org.testng.annotations.AfterTest;
 import org.testng.annotations.BeforeGroups;
 import org.testng.annotations.Test;
@@ -61,8 +62,10 @@ public class SQSClientLiveTest {
 
    @BeforeGroups(groups = { "live" })
    public void setupClient() throws IOException {
-      String identity = checkNotNull(System.getProperty("jclouds.test.identity"), "jclouds.test.identity");
+      String identity = checkNotNull(System.getProperty("jclouds.test.identity"),
-      String credential = checkNotNull(System.getProperty("jclouds.test.credential"), "jclouds.test.credential");
+               "jclouds.test.identity");
+      String credential = checkNotNull(System.getProperty("jclouds.test.credential"),
+               "jclouds.test.credential");
 
       context = new RestContextFactory().createContext("sqs", identity, credential, ImmutableSet
                .<Module> of(new Log4JLoggingModule()));
@@ -126,7 +129,7 @@ public class SQSClientLiveTest {
    @Test(dependsOnMethods = "testCreateQueue")
    void testSendMessage() throws InterruptedException {
       String message = "hardyharhar";
-      byte[] md5 = encryptionService.md5(message.getBytes());
+      byte[] md5 = encryptionService.md5(Utils.toInputStream(message));
       for (Queue queue : queues) {
          assertEquals(client.sendMessage(queue, message), md5);
       }

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

@@ -78,7 +78,7 @@ public class BindAzureBlobToPayload implements Binder {
 
       if (object.getProperties().getContentMD5() != null) {
          request.getHeaders().put("Content-MD5",
-                  encryptionService.toBase64String(object.getProperties().getContentMD5()));
+                  encryptionService.base64(object.getProperties().getContentMD5()));
       }
       if (object.getProperties().getContentLanguage() != null) {
          request.getHeaders().put(HttpHeaders.CONTENT_LANGUAGE,

azure/src/main/java/org/jclouds/azure/storage/blob/xml/ContainerNameEnumerationResultsHandler.java

@@ -166,7 +166,7 @@ public class ContainerNameEnumerationResultsHandler extends
          currentSize = Long.parseLong(currentText.toString().trim());
       } else if (qName.equals("Content-MD5")) {
          if (!currentText.toString().trim().equals(""))
-            currentContentMD5 = encryptionService.fromBase64String(currentText.toString().trim());
+            currentContentMD5 = encryptionService.fromBase64(currentText.toString().trim());
       } else if (qName.equals("Content-Type")) {
          currentContentType = currentText.toString().trim();
       } else if (qName.equals("Content-Encoding")) {

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

@@ -74,7 +74,7 @@ public class SharedKeyLiteAuthentication implements HttpRequestFilter {
       this.encryptionService = encryptionService;
       this.signatureWire = signatureWire;
       this.identity = identity;
-      this.key = encryptionService.fromBase64String(encodedKey);
+      this.key = encryptionService.fromBase64(encodedKey);
       this.timeStampProvider = timeStampProvider;
    }
 
@@ -110,7 +110,7 @@ public class SharedKeyLiteAuthentication implements HttpRequestFilter {
    public String signString(String toSign) {
       String signature;
       try {
-         signature = encryptionService.hmacSha256Base64(toSign, key);
+         signature = encryptionService.base64(encryptionService.hmacSha256(toSign, key));
       } catch (Exception e) {
          throw new HttpException("error signing request", e);
       }

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

@@ -74,7 +74,8 @@ public class AzureBlobClientLiveTest {
       identity = System.getProperty("jclouds.test.identity");
       String credential = System.getProperty("jclouds.test.credential");
       client = (AzureBlobClient) new BlobStoreContextFactory().createContext("azureblob", identity,
-               credential, ImmutableSet.<Module> of(new Log4JLoggingModule())).getProviderSpecificContext().getApi();
+               credential, ImmutableSet.<Module> of(new Log4JLoggingModule()))
+               .getProviderSpecificContext().getApi();
    }
 
    @Test
@@ -236,8 +237,8 @@ public class AzureBlobClientLiveTest {
       object.getProperties().getMetadata().put("mykey", "metadata-value");
       byte[] md5 = object.getProperties().getContentMD5();
       String newEtag = client.putBlob(privateContainer, object);
-      assertEquals(encryptionService.toHexString(md5), encryptionService.toHexString(object
+      assertEquals(encryptionService.hex(md5), encryptionService.hex(object.getProperties()
-               .getProperties().getContentMD5()));
+               .getContentMD5()));
 
       // Test HEAD of missing object
       assert client.getBlobProperties(privateContainer, "non-existent-object") == null;
@@ -254,8 +255,8 @@ public class AzureBlobClientLiveTest {
       // assertEquals(metadata.getSize(), data.length());
       assertEquals(metadata.getContentType(), "text/plain");
       // Azure doesn't return the Content-MD5 on head request...
-      assertEquals(encryptionService.toHexString(md5), encryptionService.toHexString(object
+      assertEquals(encryptionService.hex(md5), encryptionService.hex(object.getProperties()
-               .getProperties().getContentMD5()));
+               .getContentMD5()));
       assertEquals(metadata.getETag(), newEtag);
       assertEquals(metadata.getMetadata().entrySet().size(), 1);
       assertEquals(metadata.getMetadata().get("mykey"), "metadata-value");
@@ -276,8 +277,8 @@ public class AzureBlobClientLiveTest {
       // TODO assertEquals(getBlob.getName(), object.getProperties().getName());
       assertEquals(getBlob.getContentLength(), new Long(data.length()));
       assertEquals(getBlob.getProperties().getContentType(), "text/plain");
-      assertEquals(encryptionService.toHexString(md5), encryptionService.toHexString(getBlob
+      assertEquals(encryptionService.hex(md5), encryptionService.hex(getBlob.getProperties()
-               .getProperties().getContentMD5()));
+               .getContentMD5()));
       assertEquals(newEtag, getBlob.getProperties().getETag());
       // wait until we can update metadata
       // assertEquals(getBlob.getProperties().getMetadata().entries().size(), 2);
@@ -318,8 +319,8 @@ public class AzureBlobClientLiveTest {
       object.setPayload(bais);
       object.setContentLength(new Long(data.getBytes().length));
       newEtag = client.putBlob(privateContainer, object);
-      assertEquals(encryptionService.toHexString(md5), encryptionService.toHexString(getBlob
+      assertEquals(encryptionService.hex(md5), encryptionService.hex(getBlob.getProperties()
-               .getProperties().getContentMD5()));
+               .getContentMD5()));
 
       // Test GET with options
       // Non-matching ETag

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

@@ -20,15 +20,26 @@ package org.jclouds.blobstore;
 
 import static com.google.common.base.Preconditions.checkNotNull;
 import static com.google.common.base.Preconditions.checkState;
+import static com.google.common.base.Throwables.getCausalChain;
+import static com.google.common.base.Throwables.propagate;
+import static com.google.common.collect.Iterables.filter;
+import static com.google.common.collect.Iterables.find;
+import static com.google.common.collect.Iterables.size;
+import static com.google.common.collect.Iterables.transform;
+import static com.google.common.collect.Lists.newArrayList;
+import static com.google.common.collect.Lists.partition;
+import static com.google.common.collect.Maps.newHashMap;
+import static com.google.common.collect.Sets.filter;
+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 com.google.common.util.concurrent.Futures.immediateFailedFuture;
 import static com.google.common.util.concurrent.Futures.immediateFuture;
+import static org.jclouds.http.Payloads.newByteArrayPayload;
 
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
-import java.io.File;
-import java.io.FileInputStream;
 import java.io.IOException;
-import java.io.InputStream;
 import java.io.ObjectInput;
 import java.io.ObjectInputStream;
 import java.io.ObjectOutput;
@@ -74,17 +85,12 @@ import org.jclouds.http.HttpCommand;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.HttpResponse;
 import org.jclouds.http.HttpResponseException;
+import org.jclouds.http.Payload;
 import org.jclouds.http.options.HttpRequestOptions;
 
 import com.google.common.base.Function;
 import com.google.common.base.Predicate;
-import com.google.common.base.Throwables;
 import com.google.common.collect.Iterables;
-import com.google.common.collect.Lists;
-import com.google.common.collect.Maps;
-import com.google.common.collect.Sets;
-import com.google.common.io.ByteStreams;
-import com.google.common.io.Closeables;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.inject.internal.Nullable;
 
@@ -125,27 +131,6 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
       getContainerToBlobs().put("stub", new ConcurrentHashMap<String, Blob>());
    }
 
-   /**
-    * @throws java.io.IOException
-    */
-   public static byte[] toByteArray(Object data) throws IOException {
-      checkNotNull(data, "data must be set before calling generateETag()");
-      byte[] bytes = null;
-      if (data == null || data instanceof byte[]) {
-         bytes = (byte[]) data;
-      } else if (data instanceof String) {
-         bytes = ((String) data).getBytes();
-      } else if (data instanceof File || data instanceof InputStream) {
-         InputStream io = (data instanceof InputStream) ? (InputStream) data : new FileInputStream(
-                  (File) data);
-         bytes = ByteStreams.toByteArray(io);
-         Closeables.closeQuietly(io);
-      } else {
-         throw new UnsupportedOperationException("Content not supported " + data.getClass());
-      }
-      return bytes;
-   }
-
    /**
     * default maxResults is 1000
     */
@@ -157,8 +142,8 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
       if (realContents == null)
          return immediateFailedFuture(cnfe(container));
 
-      SortedSet<StorageMetadata> contents = Sets.newTreeSet(Iterables.transform(realContents
+      SortedSet<StorageMetadata> contents = newTreeSet(transform(realContents.keySet(),
-               .keySet(), new Function<String, StorageMetadata>() {
+               new Function<String, StorageMetadata>() {
                   public StorageMetadata apply(String key) {
                      Blob oldBlob = realContents.get(key);
                      checkState(oldBlob != null, "blob " + key
@@ -177,8 +162,7 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
 
       if (options.getMarker() != null) {
          final String finalMarker = options.getMarker();
-         StorageMetadata lastMarkerMetadata = Iterables.find(contents,
+         StorageMetadata lastMarkerMetadata = find(contents, new Predicate<StorageMetadata>() {
-                  new Predicate<StorageMetadata>() {
             public boolean apply(StorageMetadata metadata) {
                return metadata.getName().equals(finalMarker);
             }
@@ -189,7 +173,7 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
 
       final String prefix = options.getDir();
       if (prefix != null) {
-         contents = Sets.newTreeSet(Iterables.filter(contents, new Predicate<StorageMetadata>() {
+         contents = newTreeSet(filter(contents, new Predicate<StorageMetadata>() {
             public boolean apply(StorageMetadata o) {
                return (o != null && o.getName().startsWith(prefix) && !o.getName().equals(prefix));
             }
@@ -212,15 +196,15 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
       final String delimiter = options.isRecursive() ? null : "/";
       if (delimiter != null) {
          SortedSet<String> commonPrefixes = null;
-         Iterable<String> iterable = Iterables.transform(contents, new CommonPrefixes(
+         Iterable<String> iterable = transform(contents, new CommonPrefixes(prefix != null ? prefix
-                  prefix != null ? prefix : null, delimiter));
+                  : null, delimiter));
-         commonPrefixes = iterable != null ? Sets.newTreeSet(iterable) : new TreeSet<String>();
+         commonPrefixes = iterable != null ? newTreeSet(iterable) : new TreeSet<String>();
          commonPrefixes.remove(CommonPrefixes.NO_PREFIX);
 
-         contents = Sets.newTreeSet(Iterables.filter(contents, new DelimiterFilter(
+         contents = newTreeSet(filter(contents, new DelimiterFilter(prefix != null ? prefix : null,
-                  prefix != null ? prefix : null, delimiter)));
+                  delimiter)));
 
-         Iterables.<StorageMetadata> addAll(contents, Iterables.transform(commonPrefixes,
+         Iterables.<StorageMetadata> addAll(contents, transform(commonPrefixes,
                   new Function<String, StorageMetadata>() {
                      public StorageMetadata apply(String o) {
                         MutableStorageMetadata md = new MutableStorageMetadataImpl();
@@ -258,14 +242,14 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
          convertUserMetadataKeysToLowercase(metadata);
          return metadata;
       } catch (Exception e) {
-         Throwables.propagate(e);
+         propagate(e);
          assert false : "exception should have propagated: " + e;
          return null;
       }
    }
 
    private static void convertUserMetadataKeysToLowercase(MutableBlobMetadata metadata) {
-      Map<String, String> lowerCaseUserMetadata = Maps.newHashMap();
+      Map<String, String> lowerCaseUserMetadata = newHashMap();
       for (Entry<String, String> entry : metadata.getUserMetadata().entrySet()) {
          lowerCaseUserMetadata.put(entry.getKey().toLowerCase(), entry.getValue());
       }
@@ -333,8 +317,8 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
     */
    @Override
    public ListenableFuture<? extends PageSet<? extends StorageMetadata>> list() {
-      return immediateFuture(new PageSetImpl<StorageMetadata>(Iterables.transform(
+      return immediateFuture(new PageSetImpl<StorageMetadata>(transform(getContainerToBlobs()
-               getContainerToBlobs().keySet(), new Function<String, StorageMetadata>() {
+               .keySet(), new Function<String, StorageMetadata>() {
          public StorageMetadata apply(String name) {
             MutableStorageMetadata cmd = create();
             cmd.setName(name);
@@ -423,8 +407,8 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
 
    public static <T extends Comparable<?>> SortedSet<T> firstSliceOfSize(Iterable<T> elements,
             int size) {
-      List<List<T>> slices = Lists.partition(Lists.newArrayList(elements), size);
+      List<List<T>> slices = partition(newArrayList(elements), size);
-      return Sets.newTreeSet(slices.get(0));
+      return newTreeSet(slices.get(0));
    }
 
    public static HttpResponseException returnResponseException(int code) {
@@ -472,24 +456,32 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
     * {@inheritDoc}
     */
    @Override
-   public ListenableFuture<String> putBlob(final String containerName, final Blob object) {
+   public ListenableFuture<String> putBlob(String containerName, Blob object) {
       Map<String, Blob> container = getContainerToBlobs().get(containerName);
       if (container == null) {
          new RuntimeException("containerName not found: " + containerName);
       }
+      Payload payload = object.getPayload();
+      if (!payload.isRepeatable()) {
          try {
-         byte[] data = toByteArray(object.getPayload().getRawContent());
+            payload = newByteArrayPayload(toByteArray(payload.getInput()));
-         object.getMetadata().setSize(data.length);
+         } catch (IOException e) {
+            propagate(e);
+         } finally {
+            closeQuietly(payload.getInput());
+         }
+      }
+      object.getMetadata().setSize(payload.calculateSize());
       MutableBlobMetadata newMd = copy(object.getMetadata());
       newMd.setLastModified(new Date());
-         final byte[] md5 = encryptionService.md5(data);
+      byte[] md5 = encryptionService.md5(payload.getInput());
-         final String eTag = encryptionService.toHexString(md5);
+      String eTag = encryptionService.hex(md5);
       newMd.setETag(eTag);
       newMd.setContentMD5(md5);
       newMd.setContentType(object.getMetadata().getContentType());
 
       Blob blob = blobFactory.create(newMd);
-         blob.setPayload(data);
+      blob.setPayload(payload);
       container.put(blob.getMetadata().getName(), blob);
 
       // Set HTTP headers to match metadata
@@ -502,10 +494,6 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
          blob.getAllHeaders().put(userMD.getKey(), userMD.getValue());
       }
       return immediateFuture(eTag);
-      } catch (IOException e) {
-         return immediateFailedFuture(new RuntimeException(e));
-      }
-
    }
 
    /**
@@ -567,7 +555,7 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
       if (options.getRanges() != null && options.getRanges().size() > 0) {
          byte[] data;
          try {
-            data = ByteStreams.toByteArray(returnVal.getPayload().getInput());
+            data = toByteArray(returnVal.getPayload().getInput());
          } catch (IOException e) {
             return immediateFailedFuture(new RuntimeException(e));
          }
@@ -608,8 +596,7 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
          Blob blob = getBlob(container, key).get();
          return immediateFuture(blob != null ? (BlobMetadata) copy(blob.getMetadata()) : null);
       } catch (Exception e) {
-         if (Iterables.size(Iterables.filter(Throwables.getCausalChain(e),
+         if (size(filter(getCausalChain(e), KeyNotFoundException.class)) >= 1)
-                  KeyNotFoundException.class)) >= 1)
             return immediateFuture(null);
          return immediateFailedFuture(e);
       }

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

@@ -53,7 +53,7 @@ public class BindBlobToPayload implements Binder {
 
       if (object.getMetadata().getContentMD5() != null) {
          request.getHeaders().put("Content-MD5",
-                  encryptionService.toBase64String(object.getMetadata().getContentMD5()));
+                  encryptionService.base64(object.getMetadata().getContentMD5()));
       }
    }
 }

blobstore/src/main/java/org/jclouds/blobstore/functions/GenerateMD5.java

@@ -1,33 +0,0 @@
-/**
- *
- * Copyright (C) 2009 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.functions;
-
-import org.jclouds.blobstore.functions.impl.JCEGenerateMD5;
-
-import com.google.common.base.Function;
-import com.google.inject.ImplementedBy;
-
-/**
- * 
- * @author Adrian Cole
- */
-@ImplementedBy(JCEGenerateMD5.class)
-public interface GenerateMD5 extends Function<Object, byte[]> {
-
-}

blobstore/src/main/java/org/jclouds/blobstore/functions/GenerateMD5Result.java

@@ -1,36 +0,0 @@
-/**
- *
- * Copyright (C) 2009 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.functions;
-
-import java.io.InputStream;
-
-import org.jclouds.blobstore.domain.MD5InputStreamResult;
-import org.jclouds.blobstore.functions.impl.JCEGenerateMD5Result;
-
-import com.google.common.base.Function;
-import com.google.inject.ImplementedBy;
-
-/**
- * 
- * @author Adrian Cole
- */
-@ImplementedBy(JCEGenerateMD5Result.class)
-public interface GenerateMD5Result extends Function<InputStream, MD5InputStreamResult> {
-
-}

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

@@ -114,7 +114,7 @@ public class ParseSystemAndUserMetadataFromHeaders implements
    protected void addContentMD5To(HttpResponse from, MutableBlobMetadata metadata) {
       String contentMD5 = from.getFirstHeaderOrNull("Content-MD5");
       if (contentMD5 != null) {
-         metadata.setContentMD5(encryptionService.fromBase64String(contentMD5));
+         metadata.setContentMD5(encryptionService.fromBase64(contentMD5));
       }
    }
 

blobstore/src/main/java/org/jclouds/blobstore/functions/impl/JCEGenerateMD5.java

@@ -1,39 +0,0 @@
-/**
- *
- * Copyright (C) 2009 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.functions.impl;
-
-import javax.inject.Singleton;
-
-import org.jclouds.blobstore.functions.GenerateMD5;
-import org.jclouds.encryption.EncryptionService;
-import org.jclouds.encryption.internal.JCEEncryptionService;
-
-/**
- * 
- * @author Adrian Cole
- */
-@Singleton
-public class JCEGenerateMD5 implements GenerateMD5 {
-   private static final EncryptionService encryptionService = new JCEEncryptionService();
-
-   public byte[] apply(Object from) {
-      return encryptionService.md5(from);
-   }
-
-}

blobstore/src/main/java/org/jclouds/blobstore/functions/impl/JCEGenerateMD5Result.java

@@ -1,43 +0,0 @@
-/**
- *
- * Copyright (C) 2009 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.functions.impl;
-
-import java.io.InputStream;
-
-import javax.inject.Singleton;
-
-import org.jclouds.blobstore.domain.MD5InputStreamResult;
-import org.jclouds.blobstore.functions.GenerateMD5Result;
-import org.jclouds.encryption.EncryptionService;
-import org.jclouds.encryption.internal.JCEEncryptionService;
-
-/**
- * 
- * @author Adrian Cole
- */
-@Singleton
-public class JCEGenerateMD5Result implements GenerateMD5Result {
-   private static final EncryptionService encryptionService = new JCEEncryptionService();
-
-   public MD5InputStreamResult apply(InputStream toEncode) {
-      org.jclouds.encryption.EncryptionService.MD5InputStreamResult result = encryptionService
-               .generateMD5Result(toEncode);
-      return new MD5InputStreamResult(result.data, result.md5, result.length);
-   }
-}

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

@@ -83,7 +83,7 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
    @Override
    public void setUpResourcesOnThisThread(ITestContext testContext) throws Exception {
       encryptionService = Guice.createInjector().getInstance(EncryptionService.class);
-      MD5InputStreamResult result = encryptionService.generateMD5Result(getTestDataSupplier()
+      MD5InputStreamResult result = encryptionService.md5Result(getTestDataSupplier()
                .getInput());
       oneHundredOneConstitutions = result.data;
       oneHundredOneConstitutionsMD5 = result.md5;
@@ -440,7 +440,8 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
       // NOTE all metadata in jclouds comes out as lowercase, in an effort to normalize the
       // providers.
       object.getMetadata().getUserMetadata().put("Adrian", "powderpuff");
-      object.getMetadata().setContentMD5(new JCEEncryptionService().md5(TEST_STRING.getBytes()));
+      object.getMetadata().setContentMD5(
+               new JCEEncryptionService().md5(Utils.toInputStream(TEST_STRING)));
       String containerName = getContainerName();
       try {
          assertNull(context.getBlobStore().blobMetadata(containerName, "powderpuff"));
@@ -469,7 +470,8 @@ public class BaseBlobIntegrationTest extends BaseBlobStoreIntegrationTest {
       assert metadata.getContentType().startsWith("text/plain") : metadata.getContentType();
       assertEquals(metadata.getSize(), new Long(TEST_STRING.length()));
       assertEquals(metadata.getUserMetadata().get("adrian"), "powderpuff");
-      assertEquals(metadata.getContentMD5(), new JCEEncryptionService().md5(TEST_STRING.getBytes()));
+      assertEquals(metadata.getContentMD5(), new JCEEncryptionService().md5(Utils
+               .toInputStream(TEST_STRING)));
    }
 
 }

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

@@ -59,7 +59,7 @@ public class BaseBlobLiveTest extends BaseBlobStoreIntegrationTest {
       String key = "hello";
 
       URL url = new URL(httpStreamUrl);
-      byte[] md5 = new JCEEncryptionService().fromHexString(httpStreamETag);
+      byte[] md5 = new JCEEncryptionService().fromHex(httpStreamETag);
 
       URLConnection connection = url.openConnection();
       int length = connection.getContentLength();

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

@@ -18,9 +18,12 @@
  */
 package org.jclouds.blobstore.integration.internal;
 
+import static com.google.common.base.Throwables.propagateIfPossible;
+import static com.google.common.collect.Iterables.get;
 import static org.jclouds.blobstore.options.ListContainerOptions.Builder.afterMarker;
 import static org.jclouds.blobstore.options.ListContainerOptions.Builder.inDirectory;
 import static org.jclouds.blobstore.options.ListContainerOptions.Builder.maxResults;
+import static org.jclouds.util.Utils.toInputStream;
 import static org.testng.Assert.assertEquals;
 
 import java.io.UnsupportedEncodingException;
@@ -37,9 +40,6 @@ import org.jclouds.blobstore.domain.StorageMetadata;
 import org.jclouds.encryption.internal.JCEEncryptionService;
 import org.testng.annotations.Test;
 
-import com.google.common.base.Throwables;
-import com.google.common.collect.Iterables;
-
 /**
  * @author Adrian Cole
  */
@@ -80,7 +80,8 @@ public class BaseContainerIntegrationTest extends BaseBlobStoreIntegrationTest {
       // NOTE all metadata in jclouds comes out as lowercase, in an effort to normalize the
       // providers.
       object.getMetadata().getUserMetadata().put("Adrian", "powderpuff");
-      object.getMetadata().setContentMD5(new JCEEncryptionService().md5(TEST_STRING.getBytes()));
+      object.getMetadata()
+               .setContentMD5(new JCEEncryptionService().md5(toInputStream(TEST_STRING)));
       String containerName = getContainerName();
       try {
          addBlobToContainer(containerName, object);
@@ -89,13 +90,13 @@ public class BaseContainerIntegrationTest extends BaseBlobStoreIntegrationTest {
          PageSet<? extends StorageMetadata> container = context.getBlobStore().list(containerName,
                   maxResults(1).withDetails());
 
-         BlobMetadata metadata = BlobMetadata.class.cast(Iterables.get(container, 0));
+         BlobMetadata metadata = BlobMetadata.class.cast(get(container, 0));
 
          assert metadata.getContentType().startsWith("text/plain") : metadata.getContentType();
          assertEquals(metadata.getSize(), new Long(TEST_STRING.length()));
          assertEquals(metadata.getUserMetadata().get("adrian"), "powderpuff");
-         assertEquals(metadata.getContentMD5(), new JCEEncryptionService().md5(TEST_STRING
+         assertEquals(metadata.getContentMD5(), new JCEEncryptionService()
-                  .getBytes()));
+                  .md5(toInputStream(TEST_STRING)));
       } finally {
          returnContainer(containerName);
       }
@@ -304,7 +305,7 @@ public class BaseContainerIntegrationTest extends BaseBlobStoreIntegrationTest {
                assert !context.getBlobStore().containerExists(containerName) : "container "
                         + containerName + " still exists";
             } catch (Exception e) {
-               Throwables.propagateIfPossible(e);
+               propagateIfPossible(e);
             }
          }
       });

chef/src/main/java/org/jclouds/chef/filters/SignedHeaderAuth.java

@@ -134,7 +134,8 @@ public class SignedHeaderAuth implements HttpRequestFilter {
    @VisibleForTesting
    String hashPath(String path) {
       try {
-         return encryptionService.sha1Base64(Utils.toInputStream(canonicalPath(path)));
+         return encryptionService.base64(encryptionService.sha1(Utils
+                  .toInputStream(canonicalPath(path))));
       } catch (Exception e) {
          Throwables.propagateIfPossible(e);
          throw new HttpException("error creating sigature for path: " + path, e);
@@ -159,7 +160,7 @@ public class SignedHeaderAuth implements HttpRequestFilter {
       checkArgument(payload != null, "payload was null");
       checkArgument(payload.isRepeatable(), "payload must be repeatable: " + payload);
       try {
-         return encryptionService.sha1Base64(payload.getInput());
+         return encryptionService.base64(encryptionService.sha1(payload.getInput()));
       } catch (Exception e) {
          Throwables.propagateIfPossible(e);
          throw new HttpException("error creating sigature for payload: " + payload, e);
@@ -187,8 +188,8 @@ public class SignedHeaderAuth implements HttpRequestFilter {
 
    public String sign(String toSign) {
       try {
-         byte[] encrypted = encryptionService.rsaPrivateEncrypt(toSign, privateKey);
+         byte[] encrypted = encryptionService.rsaSign(toSign, privateKey);
-         return encryptionService.toBase64String(encrypted);
+         return encryptionService.base64(encrypted);
       } catch (Exception e) {
          throw new HttpException("error signing request", e);
       }

chef/src/test/java/org/jclouds/chef/ChefClientLiveTest.java

@@ -28,6 +28,7 @@ import static org.testng.Assert.assertNotNull;
 
 import java.io.File;
 import java.io.IOException;
+import java.io.InputStream;
 import java.util.Properties;
 import java.util.Set;
 
@@ -36,7 +37,6 @@ import org.jclouds.chef.domain.Resource;
 import org.jclouds.logging.log4j.config.Log4JLoggingModule;
 import org.jclouds.rest.RestContext;
 import org.jclouds.rest.RestContextFactory;
-import org.jclouds.util.Utils;
 import org.testng.annotations.AfterClass;
 import org.testng.annotations.BeforeClass;
 import org.testng.annotations.Test;
@@ -135,7 +135,13 @@ public class ChefClientLiveTest {
                      cookbookO.getRecipes()).addAll(cookbookO.getResources()).addAll(
                      cookbookO.getRootFiles()).addAll(cookbookO.getTemplates()).build()) {
                try {
-                  Utils.toStringAndClose(adminConnection.utils().http().get(resource.getUrl()));
+
+                  InputStream stream = adminConnection.utils().http().get(resource.getUrl());
+                  byte[] md5 = adminConnection.utils().encryption().sha256(stream);
+                  String md5Hex = adminConnection.utils().encryption().hex(md5);
+                  assert md5Hex.equals(resource.getChecksum()) : String.format(
+                           "hex for %s was: %s should be %s ", resource, md5Hex, resource
+                                    .getChecksum());
                } catch (NullPointerException e) {
                   assert false : "resource not found: " + resource;
                }

core/src/main/java/org/jclouds/encryption/EncryptionService.java

@@ -24,15 +24,7 @@ import static com.google.common.base.Preconditions.checkNotNull;
 import java.io.FilterOutputStream;
 import java.io.InputStream;
 import java.io.OutputStream;
-import java.io.UnsupportedEncodingException;
-import java.security.InvalidKeyException;
 import java.security.Key;
-import java.security.NoSuchAlgorithmException;
-import java.security.NoSuchProviderException;
-
-import javax.crypto.BadPaddingException;
-import javax.crypto.IllegalBlockSizeException;
-import javax.crypto.NoSuchPaddingException;
 
 import org.jclouds.encryption.internal.JCEEncryptionService;
 
@@ -44,35 +36,27 @@ import com.google.inject.ImplementedBy;
  */
 @ImplementedBy(JCEEncryptionService.class)
 public interface EncryptionService {
+   String base64(byte[] toEncode);
 
-   String toHexString(byte[] raw);
+   byte[] fromBase64(String encoded);
 
-   byte[] fromHexString(String hex);
+   String hex(byte[] toEncode);
 
-   String hmacSha256Base64(String toEncode, byte[] key) throws NoSuchAlgorithmException,
+   byte[] fromHex(String encoded);
-            NoSuchProviderException, InvalidKeyException;
 
-   String sha1Base64(InputStream toEncode) throws NoSuchAlgorithmException, NoSuchProviderException,
+   byte[] rsaSign(String toSign, Key privateKey);
-            InvalidKeyException;
 
-   String hmacSha1Base64(String toEncode, byte[] key) throws NoSuchAlgorithmException,
+   byte[] hmacSha256(String toEncode, byte[] key);
-            NoSuchProviderException, InvalidKeyException;
 
-   String md5Hex(byte[] toEncode) throws NoSuchAlgorithmException, NoSuchProviderException,
+   byte[] hmacSha1(String toEncode, byte[] key);
-            InvalidKeyException, UnsupportedEncodingException;
 
-   String md5Base64(byte[] toEncode) throws NoSuchAlgorithmException, NoSuchProviderException,
+   byte[] sha1(InputStream toEncode);
-            InvalidKeyException;
 
-   byte[] md5(byte[] plainBytes);
+   byte[] sha256(InputStream toEncode);
 
    byte[] md5(InputStream toEncode);
 
-   String toBase64String(byte[] resBuf);
+   MD5InputStreamResult md5Result(InputStream toEncode);
-
-   byte[] md5(Object data);
-
-   MD5InputStreamResult generateMD5Result(InputStream toEncode);
 
    MD5OutputStream md5OutputStream(OutputStream out);
 
@@ -89,19 +73,13 @@ public interface EncryptionService {
       public final byte[] md5;
       public final long length;
 
-      public MD5InputStreamResult(byte[] data, byte[] eTag, long length) {
+      public MD5InputStreamResult(byte[] data, byte[] md5, long length) {
          this.data = checkNotNull(data, "data");
-         this.md5 = checkNotNull(eTag, "eTag");
+         this.md5 = checkNotNull(md5, "md5");
          checkArgument(length >= 0, "length cannot me negative");
          this.length = length;
       }
 
    }
 
-   byte[] fromBase64String(String encoded);
-
-   byte[] rsaPrivateEncrypt(String toSign, Key privateKey) throws NoSuchAlgorithmException,
-            NoSuchPaddingException, InvalidKeyException, IllegalBlockSizeException,
-            BadPaddingException;
-
 }

core/src/main/java/org/jclouds/encryption/internal/BaseEncryptionService.java

@@ -18,22 +18,10 @@
  */
 package org.jclouds.encryption.internal;
 
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.InputStream;
 import java.io.UnsupportedEncodingException;
-import java.security.InvalidKeyException;
-import java.security.NoSuchAlgorithmException;
-import java.security.NoSuchProviderException;
 
 import org.jclouds.encryption.EncryptionService;
 
-import com.google.common.base.Throwables;
-
 /**
  * 
  * @author Adrian Cole
@@ -44,7 +32,8 @@ public abstract class BaseEncryptionService implements EncryptionService {
             (byte) '5', (byte) '6', (byte) '7', (byte) '8', (byte) '9', (byte) 'a', (byte) 'b',
             (byte) 'c', (byte) 'd', (byte) 'e', (byte) 'f' };
 
-   public String toHexString(byte[] raw) {
+   @Override
+   public String hex(byte[] raw) {
       byte[] hex = new byte[2 * raw.length];
       int index = 0;
 
@@ -60,7 +49,8 @@ public abstract class BaseEncryptionService implements EncryptionService {
       }
    }
 
-   public byte[] fromHexString(String hex) {
+   @Override
+   public byte[] fromHex(String hex) {
       if (hex.startsWith("0x"))
          hex = hex.substring(2);
       byte[] bytes = new byte[hex.length() / 2];
@@ -70,42 +60,4 @@ public abstract class BaseEncryptionService implements EncryptionService {
       return bytes;
    }
 
-   public String md5Hex(byte[] toEncode) throws NoSuchAlgorithmException, NoSuchProviderException,
-            InvalidKeyException, UnsupportedEncodingException {
-      byte[] resBuf = md5(toEncode);
-      return toHexString(resBuf);
-   }
-
-   public String md5Base64(byte[] toEncode) throws NoSuchAlgorithmException,
-            NoSuchProviderException, InvalidKeyException {
-      byte[] resBuf = md5(toEncode);
-      return toBase64String(resBuf);
-   }
-
-   /**
-    * @throws IOException
-    */
-   public byte[] md5(Object data) {
-      checkNotNull(data, "data must be set before calling generateETag()");
-      byte[] md5 = null;
-      if (data == null) {
-      } else if (data instanceof byte[]) {
-         md5 = md5((byte[]) data);
-      } else if (data instanceof String) {
-         md5 = md5(((String) data).getBytes());
-      } else if (data instanceof File) {
-         try {
-            md5 = md5(new FileInputStream((File) data));
-         } catch (FileNotFoundException e) {
-            Throwables.propagate(e);
-         }
-      } else if (data instanceof InputStream) {
-         md5 = md5(((InputStream) data));
-      } else {
-         throw new UnsupportedOperationException("Content not supported " + data.getClass());
-      }
-      return md5;
-
-   }
-
 }

core/src/main/java/org/jclouds/encryption/internal/JCEEncryptionService.java

@@ -27,15 +27,12 @@ import java.security.InvalidKeyException;
 import java.security.Key;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
-import java.security.NoSuchProviderException;
 
-import javax.crypto.BadPaddingException;
 import javax.crypto.Cipher;
-import javax.crypto.IllegalBlockSizeException;
 import javax.crypto.Mac;
-import javax.crypto.NoSuchPaddingException;
 import javax.crypto.spec.SecretKeySpec;
 
+import com.google.common.base.Throwables;
 import com.google.common.io.Closeables;
 
 /**
@@ -44,14 +41,14 @@ import com.google.common.io.Closeables;
  */
 public class JCEEncryptionService extends BaseEncryptionService {
 
-   public String hmacSha256Base64(String toEncode, byte[] key) throws NoSuchAlgorithmException,
+   @Override
-            NoSuchProviderException, InvalidKeyException {
+   public byte[] hmacSha256(String toEncode, byte[] key) {
-      return hmacBase64(toEncode, key, "HmacSHA256");
+      return hmac(toEncode, key, "HmacSHA256");
    }
 
-   private String hmacBase64(String toEncode, byte[] key, String algorithm) {
+   @Override
-      byte[] resBuf = hmac(toEncode, key, algorithm);
+   public byte[] hmacSha1(String toEncode, byte[] key) {
-      return toBase64String(resBuf);
+      return hmac(toEncode, key, "HmacSHA1");
    }
 
    public byte[] hmac(String toEncode, byte[] key, String algorithm) {
@@ -71,17 +68,7 @@ public class JCEEncryptionService extends BaseEncryptionService {
       return mac.doFinal(toEncode.getBytes());
    }
 
-   public String hmacSha1Base64(String toEncode, byte[] key) throws NoSuchAlgorithmException,
+   @Override
-            NoSuchProviderException, InvalidKeyException {
-      return hmacBase64(toEncode, key, "HmacSHA1");
-   }
-
-   public byte[] md5(byte[] plainBytes) {
-      MessageDigest eTag = getDigest();
-      eTag.update(plainBytes, 0, plainBytes.length);
-      return eTag.digest();
-   }
-
    public byte[] md5(InputStream toEncode) {
       MessageDigest eTag = getDigest();
       byte[] buffer = new byte[1024];
@@ -101,11 +88,18 @@ public class JCEEncryptionService extends BaseEncryptionService {
       return eTag.digest();
    }
 
-   public String toBase64String(byte[] resBuf) {
+   @Override
+   public String base64(byte[] resBuf) {
       return Base64.encodeBytes(resBuf, Base64.DONT_BREAK_LINES);
    }
 
-   public MD5InputStreamResult generateMD5Result(InputStream toEncode) {
+   @Override
+   public byte[] fromBase64(String encoded) {
+      return Base64.decode(encoded);
+   }
+
+   @Override
+   public MD5InputStreamResult md5Result(InputStream toEncode) {
       MessageDigest eTag = getDigest();
       byte[] buffer = new byte[1024];
       ByteArrayOutputStream out = new ByteArrayOutputStream();
@@ -129,7 +123,7 @@ public class JCEEncryptionService extends BaseEncryptionService {
       return new MD5InputStreamResult(out.toByteArray(), eTag.digest(), length);
    }
 
-   public static MessageDigest getDigest() {
+   private static MessageDigest getDigest() {
       MessageDigest eTag;
       try {
          eTag = MessageDigest.getInstance("MD5");
@@ -139,16 +133,12 @@ public class JCEEncryptionService extends BaseEncryptionService {
       return eTag;
    }
 
-   public byte[] fromBase64String(String encoded) {
-      return Base64.decode(encoded);
-   }
-
    @Override
    public MD5OutputStream md5OutputStream(OutputStream out) {
       return new JCEMD5OutputStream(out);
    }
 
-   public static class JCEMD5OutputStream extends MD5OutputStream {
+   private static class JCEMD5OutputStream extends MD5OutputStream {
       public JCEMD5OutputStream(OutputStream out) {
          super(new DigestOutputStream(out, getDigest()));
       }
@@ -161,9 +151,23 @@ public class JCEEncryptionService extends BaseEncryptionService {
    }
 
    @Override
-   public String sha1Base64(InputStream plainBytes) throws NoSuchAlgorithmException,
+   public byte[] sha1(InputStream plainBytes) {
-            NoSuchProviderException, InvalidKeyException {
+      return digest(plainBytes, "SHA1");
-      MessageDigest sha1 = MessageDigest.getInstance("SHA1");
+   }
+
+   @Override
+   public byte[] sha256(InputStream plainBytes) {
+      return digest(plainBytes, "SHA256");
+   }
+
+   private byte[] digest(InputStream plainBytes, String algorithm) {
+      MessageDigest digest;
+      try {
+         digest = MessageDigest.getInstance(algorithm);
+      } catch (NoSuchAlgorithmException e1) {
+         Throwables.propagate(e1);
+         return null;
+      }
       byte[] buffer = new byte[1024];
       long length = 0;
       int numRead = -1;
@@ -172,7 +176,7 @@ public class JCEEncryptionService extends BaseEncryptionService {
             numRead = plainBytes.read(buffer);
             if (numRead > 0) {
                length += numRead;
-               sha1.update(buffer, 0, numRead);
+               digest.update(buffer, 0, numRead);
             }
          } while (numRead != -1);
       } catch (IOException e) {
@@ -181,15 +185,20 @@ public class JCEEncryptionService extends BaseEncryptionService {
          Closeables.closeQuietly(plainBytes);
       }
 
-      return toBase64String(sha1.digest());
+      return digest.digest();
    }
 
    @Override
-   public byte[] rsaPrivateEncrypt(String toSign, Key key) throws NoSuchAlgorithmException,
+   public byte[] rsaSign(String toSign, Key key) {
-            NoSuchPaddingException, InvalidKeyException, IllegalBlockSizeException,
+      Cipher cipher;
-            BadPaddingException {
+      try {
-      Cipher cipher = Cipher.getInstance("RSA");
+         cipher = Cipher.getInstance("RSA");
          cipher.init(Cipher.ENCRYPT_MODE, key);
          return cipher.doFinal(toSign.getBytes());
+      } catch (Exception e) {
+         Throwables.propagate(e);
+         return null;
       }
+   }
+
 }

core/src/main/java/org/jclouds/http/filters/BasicAuthentication.java

@@ -54,9 +54,8 @@ public class BasicAuthentication implements HttpRequestFilter {
             @Named(PROPERTY_CREDENTIAL) String password, EncryptionService encryptionService)
             throws UnsupportedEncodingException {
       this.credentialList = ImmutableSet.of("Basic "
-               + encryptionService.toBase64String(String.format("%s:%s",
+               + encryptionService.base64(String.format("%s:%s", checkNotNull(user, "user"),
-                        checkNotNull(user, "user"), checkNotNull(password, "password")).getBytes(
+                        checkNotNull(password, "password")).getBytes("UTF-8")));
-                        "UTF-8")));
    }
 
    public void filter(HttpRequest request) throws HttpException {

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

@@ -31,7 +31,6 @@ import org.jclouds.encryption.EncryptionService.MD5InputStreamResult;
 import org.jclouds.http.Payload;
 import org.jclouds.http.PayloadEnclosing;
 import org.jclouds.http.Payloads;
-import org.jclouds.http.payloads.InputStreamPayload;
 
 import com.google.common.io.Closeables;
 
@@ -55,14 +54,13 @@ public abstract class BasePayloadEnclosingImpl implements PayloadEnclosing {
    @Override
    public void generateMD5() {
       checkState(payload != null, "payload");
-      if (payload instanceof InputStreamPayload) {
+      if (!payload.isRepeatable()) {
-         MD5InputStreamResult result = encryptionService
+         MD5InputStreamResult result = encryptionService.md5Result(payload.getInput());
-                  .generateMD5Result(((InputStreamPayload) payload).getInput());
          setContentMD5(result.md5);
          setContentLength(result.length);
          setPayload(result.data);
       } else {
-         setContentMD5(encryptionService.md5(payload.getRawContent()));
+         setContentMD5(encryptionService.md5(payload.getInput()));
       }
    }
 

core/src/test/java/org/jclouds/encryption/EncryptionServiceTest.java

@@ -20,6 +20,7 @@ package org.jclouds.encryption;
 
 import static org.testng.Assert.assertEquals;
 
+import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.UnsupportedEncodingException;
@@ -84,7 +85,7 @@ public class EncryptionServiceTest extends PerformanceTest {
    @Test(dataProvider = "hmacsha1")
    public void testHmacSha1Base64(byte[] key, String message, String base64Digest)
             throws NoSuchProviderException, NoSuchAlgorithmException, InvalidKeyException {
-      String b64 = encryptionService.hmacSha1Base64(message, key);
+      String b64 = encryptionService.base64(encryptionService.hmacSha1(message, key));
       assertEquals(b64, base64Digest);
    }
 
@@ -126,14 +127,15 @@ public class EncryptionServiceTest extends PerformanceTest {
    @Test(dataProvider = "eTag")
    public void testMD5Digest(String message, String hexMD5Digest) throws NoSuchProviderException,
             NoSuchAlgorithmException, InvalidKeyException, IOException {
-      String b64 = encryptionService.md5Hex(message.getBytes());
+      String b64 = encryptionService.hex(encryptionService.md5(new ByteArrayInputStream(message
+               .getBytes())));
       assertEquals(hexMD5Digest, b64);
 
       MD5OutputStream outputStream = encryptionService.md5OutputStream(new ByteArrayOutputStream());
       ByteStreams.copy(ByteStreams.newInputStreamSupplier(message.getBytes()).getInput(),
                outputStream);
 
-      assertEquals(encryptionService.fromHexString(hexMD5Digest), outputStream.getMD5());
+      assertEquals(encryptionService.fromHex(hexMD5Digest), outputStream.getMD5());
 
    }
 
@@ -141,14 +143,14 @@ public class EncryptionServiceTest extends PerformanceTest {
    String hex = "0001020408102040";
 
    public void testHexStringEncode() throws UnsupportedEncodingException {
-      assertEquals(encryptionService.toHexString(bytes), hex);
+      assertEquals(encryptionService.hex(bytes), hex);
    }
 
    public void testHexStringDecode() throws UnsupportedEncodingException {
-      assertEquals(encryptionService.fromHexString(hex), bytes);
+      assertEquals(encryptionService.fromHex(hex), bytes);
    }
 
    public void testHexStringDecodeOx() throws UnsupportedEncodingException {
-      assertEquals(encryptionService.fromHexString("0x" + hex), bytes);
+      assertEquals(encryptionService.fromHex("0x" + hex), bytes);
    }
 }

core/src/test/java/org/jclouds/http/BaseHttpCommandExecutorServiceIntegrationTest.java

@@ -29,11 +29,11 @@ import java.io.OutputStream;
 import java.net.MalformedURLException;
 import java.net.URI;
 import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeoutException;
 import java.util.concurrent.atomic.AtomicInteger;
 
-import org.jclouds.encryption.internal.JCEEncryptionService;
 import org.jclouds.http.options.GetOptions;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.DataProvider;
@@ -43,80 +43,77 @@ import com.google.common.collect.ImmutableMap;
 import com.google.common.io.Closeables;
 
 /**
- * Tests for functionality all HttpCommandExecutorServices must express. These
+ * Tests for functionality all HttpCommandExecutorServices must express. These tests will operate
- * tests will operate against an in-memory http engine, so as to ensure
+ * against an in-memory http engine, so as to ensure end-to-end functionality works.
- * end-to-end functionality works.
  * 
  * @author Adrian Cole
  */
 @Test(threadPoolSize = 10, groups = "integration", sequential = true)
-public abstract class BaseHttpCommandExecutorServiceIntegrationTest extends
+public abstract class BaseHttpCommandExecutorServiceIntegrationTest extends BaseJettyTest {
-      BaseJettyTest {
 
    @Test(invocationCount = 25, timeOut = 5000)
-   public void testRequestFilter() throws MalformedURLException,
+   public void testRequestFilter() throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
       assertEquals(client.downloadFilter("", "filterme").trim(), "test");
    }
 
    // TODO: filtering redirect test
 
    @Test(invocationCount = 25, timeOut = 5000)
-   public void testGetStringWithHeader() throws MalformedURLException,
+   public void testGetStringWithHeader() throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
       assertEquals(client.download("", "test").trim(), "test");
    }
 
    @Test(invocationCount = 25, timeOut = 5000)
-   public void testGetString() throws MalformedURLException,
+   public void testGetString() throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
       assertEquals(client.download("").trim(), XML);
    }
 
    @DataProvider(name = "gets")
    public Object[][] createData() {
-      return new Object[][] { { "object" }, { "/path" }, { "sp ace" },
+      return new Object[][] { { "object" }, { "/path" }, { "sp ace" }, { "unic₪de" },
-            { "unic₪de" }, { "qu?stion" } };
+               { "qu?stion" } };
    }
 
    @Test(invocationCount = 25, timeOut = 5000, dataProvider = "gets")
-   public void testGetStringSynch(String uri) throws MalformedURLException,
+   public void testGetStringSynch(String uri) throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
       // TODO why need trim?
       assertEquals(client.synch(uri).trim(), XML);
    }
 
    @Test(invocationCount = 25, timeOut = 5000)
-   public void testGetException() throws MalformedURLException,
+   public void testGetException() throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
-      assertEquals(client.downloadException("", GetOptions.Builder.tail(1))
+      assertEquals(client.downloadException("", GetOptions.Builder.tail(1)).trim(), "foo");
-            .trim(), "foo");
    }
 
    @Test(invocationCount = 25, timeOut = 5000)
-   public void testGetSynchException() throws MalformedURLException,
+   public void testGetSynchException() throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
       assertEquals(client.synchException("", "").trim(), "foo");
    }
 
    @Test(invocationCount = 25, timeOut = 5000)
-   public void testGetStringRedirect() throws MalformedURLException,
+   public void testGetStringRedirect() throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
       assertEquals(client.download("redirect").trim(), XML2);
    }
 
    @Test(invocationCount = 100, timeOut = 5000)
-   public void testGetBigFile() throws MalformedURLException,
+   public void testGetBigFile() throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
-      assertEquals(encryptionService.toBase64String(encryptionService
+      assertEquals(
-            .md5(context.utils().http().get(
+               encryptionService.base64(encryptionService.md5(context.utils().http().get(
                         URI.create(String.format("http://localhost:%d/%s", testPort,
                                  "101constitutions"))))), md5);
    }
 
    @Test(enabled = false, invocationCount = 25, timeOut = 5000)
-   public void testGetStringPermanentRedirect() throws MalformedURLException,
+   public void testGetStringPermanentRedirect() throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
       // GetString get = factory.createGetString("permanentredirect");
       // assert get != null;
       // client.submit(get);
@@ -126,14 +123,14 @@ public abstract class BaseHttpCommandExecutorServiceIntegrationTest extends
    }
 
    @Test(invocationCount = 25, timeOut = 5000)
-   public void testPost() throws MalformedURLException, ExecutionException,
+   public void testPost() throws MalformedURLException, ExecutionException, InterruptedException,
-         InterruptedException, TimeoutException {
+            TimeoutException {
       assertEquals(client.post("", "foo").trim(), "fooPOST");
    }
 
    @Test(invocationCount = 25, timeOut = 10000)
-   public void testPostAsInputStream() throws MalformedURLException,
+   public void testPostAsInputStream() throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
       try {
          assertEquals(client.postAsInputStream("", "foo").trim(), "fooPOST");
       } catch (Exception e) {
@@ -142,8 +139,8 @@ public abstract class BaseHttpCommandExecutorServiceIntegrationTest extends
    }
 
    /**
-    * Tests sending a big file to the server. Note: this is a heavy test, takes
+    * Tests sending a big file to the server. Note: this is a heavy test, takes several minutes to
-    * several minutes to finish.
+    * finish.
     * 
     * @throws java.io.IOException
     */
@@ -157,10 +154,14 @@ public abstract class BaseHttpCommandExecutorServiceIntegrationTest extends
          f = File.createTempFile(filename, "tmp");
          f.deleteOnExit();
          long length = (long) (Runtime.getRuntime().freeMemory() * 1.1);
-         os = new BufferedOutputStream(
+         os = new BufferedOutputStream(new FileOutputStream(f.getAbsolutePath()));
-               new FileOutputStream(f.getAbsolutePath()));
+         MessageDigest eTag;
+         try {
+            eTag = MessageDigest.getInstance("MD5");
+         } catch (NoSuchAlgorithmException e) {
+            throw new RuntimeException("Could not find the MD5 algorithm", e);
+         }
 
-         MessageDigest eTag = JCEEncryptionService.getDigest();
          ByteArrayOutputStream out = new ByteArrayOutputStream();
          try {
             for (long i = 0; i < length; i++) {
@@ -175,9 +176,8 @@ public abstract class BaseHttpCommandExecutorServiceIntegrationTest extends
          }
 
          // upload and verify the response
-         assertEquals(client.postWithMd5("fileso",
+         assertEquals(client.postWithMd5("fileso", this.encryptionService.base64(eTag.digest()),
-               this.encryptionService.toBase64String(eTag.digest()), f).trim(),
+                  f).trim(), "created");
-               "created");
 
       } finally {
          if (os != null)
@@ -201,40 +201,39 @@ public abstract class BaseHttpCommandExecutorServiceIntegrationTest extends
    }
 
    @Test(invocationCount = 25, timeOut = 5000)
-   public void testPostBinder() throws MalformedURLException,
+   public void testPostBinder() throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
       assertEquals(client.postJson("", "foo").trim(), "{\"key\":\"foo\"}POST");
    }
 
    @Test(invocationCount = 25, timeOut = 5000)
-   public void testPut() throws MalformedURLException, ExecutionException,
+   public void testPut() throws MalformedURLException, ExecutionException, InterruptedException,
-         InterruptedException, TimeoutException {
+            TimeoutException {
       assertEquals(client.upload("", "foo").trim(), "fooPUT");
    }
 
    @Test(invocationCount = 25, timeOut = 5000)
-   public void testPutRedirect() throws MalformedURLException,
+   public void testPutRedirect() throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
       assertEquals(client.upload("redirect", "foo").trim(), "fooPUTREDIRECT");
    }
 
    @Test(invocationCount = 25, timeOut = 5000)
-   public void testKillRobotSlowly() throws MalformedURLException,
+   public void testKillRobotSlowly() throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
-      assertEquals(client.action("robot", "kill",
+      assertEquals(client.action("robot", "kill", ImmutableMap.of("death", "slow")).trim(),
-            ImmutableMap.of("death", "slow")).trim(),
                "robot->kill:{death=slow}");
    }
 
    @Test(invocationCount = 25, timeOut = 5000)
-   public void testHead() throws MalformedURLException, ExecutionException,
+   public void testHead() throws MalformedURLException, ExecutionException, InterruptedException,
-         InterruptedException, TimeoutException {
+            TimeoutException {
       assert client.exists("");
    }
 
    @Test(invocationCount = 25, timeOut = 5000)
-   public void testGetAndParseSax() throws MalformedURLException,
+   public void testGetAndParseSax() throws MalformedURLException, ExecutionException,
-         ExecutionException, InterruptedException, TimeoutException {
+            InterruptedException, TimeoutException {
       assertEquals(client.downloadAndParse(""), "whoppers");
    }
 }

core/src/test/java/org/jclouds/http/BaseJettyTest.java

@@ -85,8 +85,8 @@ public abstract class BaseJettyTest {
 
       encryptionService = Guice.createInjector().getInstance(EncryptionService.class);
 
-      md5 = encryptionService.md5Base64(ByteStreams.toByteArray(oneHundredOneConstitutions
+      md5 = encryptionService
-               .getInput()));
+               .base64(encryptionService.md5(oneHundredOneConstitutions.getInput()));
 
       Handler server1Handler = new AbstractHandler() {
          public void handle(String target, HttpServletRequest request,

core/src/test/java/org/jclouds/http/internal/WireLiveTest.java

@@ -65,7 +65,7 @@ public class WireLiveTest {
          ByteStreams.copy(in, out);
          byte[] compare = encryptionService.md5(new ByteArrayInputStream(out.toByteArray()));
          Thread.sleep(100);
-         assertEquals(encryptionService.toHexString(compare), checkNotNull(sysHttpStreamMd5,
+         assertEquals(encryptionService.hex(compare), checkNotNull(sysHttpStreamMd5,
                   sysHttpStreamMd5));
          assertEquals(((BufferLogger) wire.getWireLog()).buff.toString().getBytes().length, 3331484);
          return null;
@@ -145,7 +145,7 @@ public class WireLiveTest {
       InputStream in = wire.input(connection.getInputStream());
       byte[] compare = encryptionService.md5(in);
       Thread.sleep(100);
-      assertEquals(encryptionService.toHexString(compare), checkNotNull(sysHttpStreamMd5,
+      assertEquals(encryptionService.hex(compare), checkNotNull(sysHttpStreamMd5,
                sysHttpStreamMd5));
       assertEquals(((BufferLogger) wire.getWireLog()).buff.toString().getBytes().length, 3331484);
    }
@@ -168,7 +168,7 @@ public class WireLiveTest {
       InputStream in = wire.input(connection.getInputStream());
       byte[] compare = encryptionService.md5(in);
       Thread.sleep(100);
-      assertEquals(encryptionService.toHexString(compare), checkNotNull(sysHttpStreamMd5,
+      assertEquals(encryptionService.hex(compare), checkNotNull(sysHttpStreamMd5,
                sysHttpStreamMd5));
       assertEquals(((BufferLogger) wire.getWireLog()).buff.toString().getBytes().length, 3331484);
    }

extensions/bouncycastle/src/main/java/org/jclouds/encryption/bouncycastle/BouncyCastleEncryptionService.java

@@ -22,15 +22,9 @@ import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
-import java.security.InvalidKeyException;
 import java.security.Key;
-import java.security.NoSuchAlgorithmException;
-import java.security.NoSuchProviderException;
 
-import javax.crypto.BadPaddingException;
 import javax.crypto.Cipher;
-import javax.crypto.IllegalBlockSizeException;
-import javax.crypto.NoSuchPaddingException;
 import javax.inject.Singleton;
 
 import org.bouncycastle.crypto.Digest;
@@ -44,6 +38,7 @@ import org.bouncycastle.util.encoders.Base64;
 import org.jclouds.encryption.internal.BaseEncryptionService;
 import org.jclouds.util.Utils;
 
+import com.google.common.base.Throwables;
 import com.google.common.io.Closeables;
 
 /**
@@ -52,15 +47,15 @@ import com.google.common.io.Closeables;
  */
 @Singleton
 public class BouncyCastleEncryptionService extends BaseEncryptionService {
-   public String hmacSha256Base64(String toEncode, byte[] key) throws NoSuchAlgorithmException,
+
-            NoSuchProviderException, InvalidKeyException {
+   @Override
-      Digest digest = new SHA256Digest();
+   public byte[] hmacSha256(String toEncode, byte[] key) {
-      return hmacBase64(toEncode, key, digest);
+      return hmac(toEncode, key, new SHA256Digest());
    }
 
-   private String hmacBase64(String toEncode, byte[] key, Digest digest) {
+   @Override
-      byte[] resBuf = hmac(toEncode, key, digest);
+   public byte[] hmacSha1(String toEncode, byte[] key) {
-      return toBase64String(resBuf);
+      return hmac(toEncode, key, new SHA1Digest());
    }
 
    public byte[] hmac(String toEncode, byte[] key, Digest digest) {
@@ -74,20 +69,7 @@ public class BouncyCastleEncryptionService extends BaseEncryptionService {
       return resBuf;
    }
 
-   public String hmacSha1Base64(String toEncode, byte[] key) throws NoSuchAlgorithmException,
+   @Override
-            NoSuchProviderException, InvalidKeyException {
-      Digest digest = new SHA1Digest();
-      return hmacBase64(toEncode, key, digest);
-   }
-
-   public byte[] md5(byte[] plainBytes) {
-      MD5Digest eTag = new MD5Digest();
-      byte[] resBuf = new byte[eTag.getDigestSize()];
-      eTag.update(plainBytes, 0, plainBytes.length);
-      eTag.doFinal(resBuf, 0);
-      return resBuf;
-   }
-
    public byte[] md5(InputStream toEncode) {
       MD5Digest eTag = new MD5Digest();
       byte[] resBuf = new byte[eTag.getDigestSize()];
@@ -109,11 +91,13 @@ public class BouncyCastleEncryptionService extends BaseEncryptionService {
       return resBuf;
    }
 
-   public String toBase64String(byte[] resBuf) {
+   @Override
+   public String base64(byte[] resBuf) {
       return new String(Base64.encode(resBuf));
    }
 
-   public MD5InputStreamResult generateMD5Result(InputStream toEncode) {
+   @Override
+   public MD5InputStreamResult md5Result(InputStream toEncode) {
       MD5Digest eTag = new MD5Digest();
       byte[] resBuf = new byte[eTag.getDigestSize()];
       byte[] buffer = new byte[1024];
@@ -139,7 +123,8 @@ public class BouncyCastleEncryptionService extends BaseEncryptionService {
       return new MD5InputStreamResult(out.toByteArray(), resBuf, length);
    }
 
-   public byte[] fromBase64String(String encoded) {
+   @Override
+   public byte[] fromBase64(String encoded) {
       return Base64.decode(encoded);
    }
 
@@ -148,7 +133,7 @@ public class BouncyCastleEncryptionService extends BaseEncryptionService {
       return new BouncyCastleMD5OutputStream(out);
    }
 
-   public static class BouncyCastleMD5OutputStream extends MD5OutputStream {
+   private static class BouncyCastleMD5OutputStream extends MD5OutputStream {
       public BouncyCastleMD5OutputStream(OutputStream out) {
          super(new DigestOutputStream(out, new MD5Digest()));
       }
@@ -163,9 +148,16 @@ public class BouncyCastleEncryptionService extends BaseEncryptionService {
    }
 
    @Override
-   public String sha1Base64(InputStream plainBytes) throws NoSuchAlgorithmException,
+   public byte[] sha256(InputStream plainBytes) {
-            NoSuchProviderException, InvalidKeyException {
+      return sha(plainBytes, new SHA256Digest());
-      Digest digest = new SHA1Digest();
+   }
+
+   @Override
+   public byte[] sha1(InputStream plainBytes) {
+      return sha(plainBytes, new SHA1Digest());
+   }
+
+   private byte[] sha(InputStream plainBytes, Digest digest) {
       byte[] resBuf = new byte[digest.getDigestSize()];
       byte[] buffer = new byte[1024];
       long length = 0;
@@ -184,16 +176,20 @@ public class BouncyCastleEncryptionService extends BaseEncryptionService {
          Closeables.closeQuietly(plainBytes);
       }
       digest.doFinal(resBuf, 0);
-      return toBase64String(resBuf);
+      return resBuf;
    }
 
    @Override
-   public byte[] rsaPrivateEncrypt(String toSign, Key key) throws NoSuchAlgorithmException,
+   public byte[] rsaSign(String toSign, Key key) {
-            NoSuchPaddingException, InvalidKeyException, IllegalBlockSizeException,
-            BadPaddingException {
       // TODO convert this to BC code
+      try {
          Cipher cipher = Cipher.getInstance("RSA");
          cipher.init(Cipher.ENCRYPT_MODE, key);
          return cipher.doFinal(toSign.getBytes());
+      } catch (Exception e) {
+         Throwables.propagate(e);
+         return null;
       }
+   }
+
 }

gogrid/src/main/java/org/jclouds/gogrid/filters/SharedKeyLiteAuthentication.java

@@ -42,6 +42,7 @@ import org.jclouds.encryption.EncryptionService;
 import org.jclouds.http.HttpRequest;
 import org.jclouds.http.HttpRequestFilter;
 import org.jclouds.logging.Logger;
+import org.jclouds.util.Utils;
 
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Multimap;
@@ -95,7 +96,7 @@ public class SharedKeyLiteAuthentication implements HttpRequestFilter {
 
    private String getMd5For(String stringToHash) {
       try {
-         return encryptionService.md5Hex(stringToHash.getBytes());
+         return encryptionService.hex(encryptionService.md5(Utils.toInputStream(stringToHash)));
       } catch (Exception e) {
          throw new RuntimeException(e);
       }

rackspace/src/main/java/org/jclouds/rackspace/cloudfiles/binders/BindCFObjectToPayload.java

@@ -58,7 +58,7 @@ public class BindCFObjectToPayload extends BindBlobToPayloadAndUserMetadataToHea
       super.bindToRequest(request, object2Blob.apply(object));
       if (object.getInfo().getHash() != null) {
          request.getHeaders().put(HttpHeaders.ETAG,
-                  encryptionService.toHexString(object.getInfo().getHash()));
+                  encryptionService.hex(object.getInfo().getHash()));
          request.getHeaders().removeAll("Content-MD5");
       }
 

rackspace/src/main/java/org/jclouds/rackspace/cloudfiles/blobstore/functions/ObjectToBlobMetadata.java

@@ -54,7 +54,7 @@ public class ObjectToBlobMetadata implements Function<ObjectInfo, MutableBlobMet
       if (from.getContentType() != null)
          to.setContentType(from.getContentType());
       if (from.getHash() != null)
-         to.setETag(encryptionService.toHexString(from.getHash()));
+         to.setETag(encryptionService.hex(from.getHash()));
       to.setName(from.getName());
       if (from.getBytes() != null)
          to.setSize(from.getBytes());

rackspace/src/main/java/org/jclouds/rackspace/cloudfiles/blobstore/functions/ResourceToObjectInfo.java

@@ -56,7 +56,7 @@ public class ResourceToObjectInfo implements
          to.setContentType("application/directory");
       }
       if (from.getETag() != null && to.getHash() == null)
-         to.setHash(encryptionService.fromHexString(from.getETag()));
+         to.setHash(encryptionService.fromHex(from.getETag()));
       to.setName(from.getName());
       to.setLastModified(from.getLastModified());
       if (from.getSize() != null)

rackspace/src/main/java/org/jclouds/rackspace/cloudfiles/functions/ParseObjectInfoFromHeaders.java

@@ -60,7 +60,7 @@ public class ParseObjectInfoFromHeaders implements
       String eTagHeader = from.getFirstHeaderOrNull("Etag");
       if (eTagHeader != null) {
          String hashString = Utils.replaceAll(eTagHeader, '"', "");
-         to.setHash(encryptionService.fromHexString(hashString));
+         to.setHash(encryptionService.fromHex(hashString));
       }
       return to;
    }

rackspace/src/main/java/org/jclouds/rackspace/cloudfiles/functions/ParseObjectInfoListFromJsonResponse.java

@@ -82,7 +82,7 @@ public class ParseObjectInfoListFromJsonResponse extends ParseJson<PageSet<Objec
       }
 
       public byte[] getHash() {
-         return encryptionService.fromHexString(hash);
+         return encryptionService.fromHex(hash);
       }
 
       public Date getLastModified() {

rackspace/src/test/java/org/jclouds/rackspace/cloudfiles/CloudFilesClientLiveTest.java

@@ -304,7 +304,7 @@ public class CloudFilesClientLiveTest extends BaseBlobStoreIntegrationTest {
          CFObject object = newCFObject(data, key);
          byte[] md5 = object.getInfo().getHash();
          String newEtag = getApi().putObject(containerName, object);
-         assertEquals(encryptionService.toHexString(md5), encryptionService.toHexString(object
+         assertEquals(encryptionService.hex(md5), encryptionService.hex(object
                   .getInfo().getHash()));
 
          // Test HEAD of missing object
@@ -316,9 +316,9 @@ public class CloudFilesClientLiveTest extends BaseBlobStoreIntegrationTest {
          // TODO assertEquals(metadata.getName(), object.getMetadata().getName());
          assertEquals(metadata.getBytes(), new Long(data.length()));
          assertEquals(metadata.getContentType(), "text/plain");
-         assertEquals(encryptionService.toHexString(md5), encryptionService.toHexString(object
+         assertEquals(encryptionService.hex(md5), encryptionService.hex(object
                   .getInfo().getHash()));
-         assertEquals(metadata.getHash(), encryptionService.fromHexString(newEtag));
+         assertEquals(metadata.getHash(), encryptionService.fromHex(newEtag));
          assertEquals(metadata.getMetadata().entrySet().size(), 1);
          assertEquals(metadata.getMetadata().get("metadata"), "metadata-value");
 
@@ -336,9 +336,9 @@ public class CloudFilesClientLiveTest extends BaseBlobStoreIntegrationTest {
          // TODO assertEquals(getBlob.getName(), object.getMetadata().getName());
          assertEquals(getBlob.getContentLength(), new Long(data.length()));
          assertEquals(getBlob.getInfo().getContentType(), "text/plain");
-         assertEquals(encryptionService.toHexString(md5), encryptionService.toHexString(getBlob
+         assertEquals(encryptionService.hex(md5), encryptionService.hex(getBlob
                   .getInfo().getHash()));
-         assertEquals(encryptionService.fromHexString(newEtag), getBlob.getInfo().getHash());
+         assertEquals(encryptionService.fromHex(newEtag), getBlob.getInfo().getHash());
          assertEquals(getBlob.getInfo().getMetadata().entrySet().size(), 2);
          assertEquals(getBlob.getInfo().getMetadata().get("new-metadata-1"), "value-1");
          assertEquals(getBlob.getInfo().getMetadata().get("new-metadata-2"), "value-2");
@@ -346,7 +346,7 @@ public class CloudFilesClientLiveTest extends BaseBlobStoreIntegrationTest {
          // Test PUT with invalid ETag (as if object's data was corrupted in transit)
          String correctEtag = newEtag;
          String incorrectEtag = "0" + correctEtag.substring(1);
-         object.getInfo().setHash(encryptionService.fromHexString(incorrectEtag));
+         object.getInfo().setHash(encryptionService.fromHex(incorrectEtag));
          try {
             getApi().putObject(containerName, object);
          } catch (HttpResponseException e) {
@@ -359,7 +359,7 @@ public class CloudFilesClientLiveTest extends BaseBlobStoreIntegrationTest {
          blob.getInfo().setName("chunked-object");
          blob.setPayload(bais);
          newEtag = getApi().putObject(containerName, blob);
-         assertEquals(encryptionService.toHexString(md5), encryptionService.toHexString(getBlob
+         assertEquals(encryptionService.hex(md5), encryptionService.hex(getBlob
                   .getInfo().getHash()));
 
          // Test GET with options
@@ -374,7 +374,7 @@ public class CloudFilesClientLiveTest extends BaseBlobStoreIntegrationTest {
          // Matching ETag
          getBlob = getApi().getObject(containerName, object.getInfo().getName(),
                   GetOptions.Builder.ifETagMatches(newEtag));
-         assertEquals(getBlob.getInfo().getHash(), encryptionService.fromHexString(newEtag));
+         assertEquals(getBlob.getInfo().getHash(), encryptionService.fromHex(newEtag));
          getBlob = getApi().getObject(containerName, object.getInfo().getName(),
                   GetOptions.Builder.startAt(8));
          assertEquals(Utils.toStringAndClose(getBlob.getContent()), data.substring(8));