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JCLOUDS-979: Fix range get for LocalBlobStore

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This commit is contained in:
Roman Coedo 2015-08-04 11:40:57 +02:00
parent d86a6c9ee1
commit 79fe91bd03
1 changed files with 15 additions and 3 deletions
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18
blobstore/src/main/java/org/jclouds/blobstore/config/LocalBlobStore.java
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@ -80,9 +80,12 @@ import org.jclouds.http.HttpRequest;
import org.jclouds.http.HttpResponse;
import org.jclouds.http.HttpResponseException;
import org.jclouds.http.HttpUtils;
import org.jclouds.io.ByteStreams2;
import org.jclouds.io.ContentMetadata;
import org.jclouds.io.ContentMetadataCodec;
import org.jclouds.io.Payload;
import org.jclouds.io.payloads.ByteArrayPayload;
import org.jclouds.io.payloads.FilePayload;
import org.jclouds.logging.Logger;
import org.jclouds.util.Closeables2;
@ -684,9 +687,18 @@ public final class LocalBlobStore implements BlobStore {
if (last + 1 > blob.getPayload().getContentMetadata().getContentLength()) {
last = blob.getPayload().getContentMetadata().getContentLength() - 1;
}
// We must call getRawContent to work around Blob.setPayload calling ByteSourcePayload.release. Local
// blobstores always return either a ByteArrayPayload or FilePayload.
ByteSource byteSource = (ByteSource) blob.getPayload().getRawContent();
// We must call getRawContent to work around Blob.setPayload calling ByteSourcePayload.release. If the
// Local blobstore returns a ByteArrayPayload or FilePayload it uses a stream, otherwise it uses a
// byte array.
ByteSource byteSource;
try {
Object inputStream = blob.getPayload().getRawContent();
byteSource = (inputStream instanceof ByteArrayPayload || inputStream instanceof FilePayload) ?
(ByteSource) blob.getPayload().getRawContent()
: ByteSource.wrap(ByteStreams2.toByteArrayAndClose(blob.getPayload().openStream()));
} catch (IOException e) {
throw new RuntimeException(e);
}
streams.add(byteSource.slice(offset, last - offset + 1));
size += last - offset + 1;
blob.getAllHeaders().put(HttpHeaders.CONTENT_RANGE,