Tie up odds and ends from LocalStorageStrategy

Use LocalStorageStrategy instead of TransientStorageStrategy and
handle IOExceptions.  Aso use dummy location in filesystem blobstore.

apis/filesystem/src/main/java/org/jclouds/filesystem/FilesystemAsyncBlobStore.java

@@ -324,6 +324,7 @@ public class FilesystemAsyncBlobStore extends BaseAsyncBlobStore {
                   MutableStorageMetadata cmd = create();
                   cmd.setName(name);
                   cmd.setType(StorageType.CONTAINER);
+                  cmd.setLocation(storageStrategy.getLocation(name));
                   return cmd;
                }
             }), null));
@@ -461,9 +462,6 @@ public class FilesystemAsyncBlobStore extends BaseAsyncBlobStore {
       }
 
       try {
-         // TODO
-         // must override existing file?
-
          storageStrategy.putBlob(containerName, blob);
       } catch (IOException e) {
          logger.error(e, "An error occurred storing the new blob with name [%s] to container [%s].", blobKey,

apis/filesystem/src/main/java/org/jclouds/filesystem/strategy/internal/FilesystemStorageStrategyImpl.java

@@ -266,6 +266,11 @@ public class FilesystemStorageStrategyImpl implements LocalStorageStrategy {
       return blobNames;
    }
 
+   @Override
+   public Location getLocation(final String containerName) {
+      return null;
+   }
+
    public boolean directoryExists(String container, String directory) {
       return buildPathAndChecksIfDirectoryExists(container, directory);
    }

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

@@ -121,4 +121,9 @@ public interface LocalStorageStrategy {
      */
     void putBlob(String containerName, Blob blob) throws IOException;
 
+    /**
+     * @param containerName name of container
+     * @return Location of container or null
+     */
+    Location getLocation(String containerName);
 }

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

@@ -119,7 +119,7 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
    protected final ContentMetadataCodec contentMetadataCodec;
    protected final IfDirectoryReturnNameStrategy ifDirectoryReturnName;
    protected final Factory blobFactory;
-   protected final TransientStorageStrategy storageStrategy;
+   protected final LocalStorageStrategy storageStrategy;
    protected final Provider<UriBuilder> uriBuilders;
 
    @Inject
@@ -155,7 +155,13 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
          return immediateFailedFuture(cnfe(container));
 
       // Loading blobs from container
-      Iterable<String> blobBelongingToContainer = storageStrategy.getBlobKeysInsideContainer(container);
+      Iterable<String> blobBelongingToContainer = null;
+      try {
+         blobBelongingToContainer = storageStrategy.getBlobKeysInsideContainer(container);
+      } catch (IOException e) {
+         logger.error(e, "An error occurred loading blobs contained into container %s", container);
+         Throwables.propagate(e);
+      }
 
       SortedSet<StorageMetadata> contents = newTreeSet(transform(blobBelongingToContainer,
             new Function<String, StorageMetadata>() {
@@ -303,10 +309,15 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
    public ListenableFuture<Boolean> deleteContainerIfEmpty(final String container) {
       Boolean returnVal = true;
       if (storageStrategy.containerExists(container)) {
-         if (Iterables.isEmpty(storageStrategy.getBlobKeysInsideContainer(container)))
+         try {
-            storageStrategy.deleteContainer(container);
+            if (Iterables.isEmpty(storageStrategy.getBlobKeysInsideContainer(container)))
-         else
+               storageStrategy.deleteContainer(container);
-            returnVal = false;
+            else
+               returnVal = false;
+         } catch (IOException e) {
+            logger.error(e, "An error occurred loading blobs contained into container %s", container);
+            Throwables.propagate(e);
+         }
       }
       return immediateFuture(returnVal);
    }
@@ -470,7 +481,13 @@ public class TransientAsyncBlobStore extends BaseAsyncBlobStore {
 
       blob = createUpdatedCopyOfBlobInContainer(containerName, blob);
 
-      storageStrategy.putBlob(containerName, blob);
+      try {
+         storageStrategy.putBlob(containerName, blob);
+      } catch (IOException e) {
+         logger.error(e, "An error occurred storing the new blob with name [%s] to container [%s].", blobKey,
+               containerName);
+         Throwables.propagate(e);
+      }
 
       String eTag = getEtag(blob);
       return immediateFuture(eTag);

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

@@ -95,6 +95,7 @@ public class TransientStorageStrategy implements LocalStorageStrategy {
       return containerToBlobs.get(containerName).keySet();
    }
 
+   @Override
    public Location getLocation(final String containerName) {
       return containerToLocation.get(containerName);
    }