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A single bundled dependency that includes all service and dependent JARs with third-party libraries
relocated to different namespaces.
/*
* Copyright 2010-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file 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.
* According to cos feature, we modify some class,comment, field name, etc.
*/
package com.qcloud.cos.transfer;
import static com.qcloud.cos.event.SDKProgressPublisher.publishProgress;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.Callable;
import java.util.concurrent.Future;
import com.qcloud.cos.COS;
import com.qcloud.cos.event.ProgressEventType;
import com.qcloud.cos.event.ProgressListenerChain;
import com.qcloud.cos.exception.CosClientException;
import com.qcloud.cos.model.CompleteMultipartUploadRequest;
import com.qcloud.cos.model.CompleteMultipartUploadResult;
import com.qcloud.cos.model.CopyObjectRequest;
import com.qcloud.cos.model.CopyResult;
import com.qcloud.cos.model.ObjectMetadata;
import com.qcloud.cos.model.PartETag;
/**
* Initiates a complete multi-part upload request for a TransferManager multi-part parallel copy.
*/
public class CompleteMultipartCopy implements Callable {
/** The upload id associated with the multi-part copy. */
private final String uploadId;
/**
* The reference to underlying COS client to be used for initiating requests to COS.
*/
private final COS cos;
/** The reference to the request initiated by the user. */
private final CopyObjectRequest origReq;
/** The futures of threads that copies individual parts. */
private final List> futures;
/** The monitor to which the copy progress has to be communicated. */
private final CopyMonitor monitor;
/** The listener where progress of the copy needs to be published. */
private final ProgressListenerChain listener;
public CompleteMultipartCopy(String uploadId, COS cos, CopyObjectRequest copyObjectRequest,
List> futures, ProgressListenerChain progressListenerChain,
CopyMonitor monitor) {
this.uploadId = uploadId;
this.cos = cos;
this.origReq = copyObjectRequest;
this.futures = futures;
this.listener = progressListenerChain;
this.monitor = monitor;
}
@Override
public CopyResult call() throws Exception {
CompleteMultipartUploadResult res;
try {
CompleteMultipartUploadRequest req =
new CompleteMultipartUploadRequest(origReq.getDestinationBucketName(),
origReq.getDestinationKey(), uploadId, collectPartETags())
.withGeneralProgressListener(
origReq.getGeneralProgressListener());
ObjectMetadata origMeta = origReq.getNewObjectMetadata();
if (origMeta != null) {
ObjectMetadata objMeta = req.getObjectMetadata();
if (objMeta == null) {
objMeta = new ObjectMetadata();
}
objMeta.setUserMetadata(origMeta.getUserMetadata());
req.setObjectMetadata(objMeta);
}
TransferManagerUtils.populateEndpointAddr(origReq, req);
res = cos.completeMultipartUpload(req);
} catch (Exception e) {
publishProgress(listener, ProgressEventType.TRANSFER_FAILED_EVENT);
throw e;
}
CopyResult copyResult = new CopyResult();
copyResult.setSourceBucketName(origReq.getSourceBucketName());
copyResult.setSourceKey(origReq.getSourceKey());
copyResult.setDestinationBucketName(res.getBucketName());
copyResult.setDestinationKey(res.getKey());
copyResult.setETag(res.getETag());
copyResult.setVersionId(res.getVersionId());
copyResult.setRequestId(res.getRequestId());
copyResult.setDateStr(res.getDateStr());
copyResult.setCrc64Ecma(res.getCrc64Ecma());
monitor.copyComplete();
return copyResult;
}
/**
* Collects the Part ETags for initiating the complete multi-part copy request. This is blocking
* as it waits until all the upload part threads complete.
*/
private List collectPartETags() {
final List partETags = new ArrayList();
for (Future future : futures) {
try {
partETags.add(future.get());
} catch (Exception e) {
throw new CosClientException("Unable to copy part: " + e.getCause().getMessage(),
e.getCause());
}
}
return partETags;
}
}
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