datasafe-storage/datasafe-storage-impl-s3/src/main/java/de/adorsys/datasafe/storage/impl/s3/UploadChunkResultCallable.java
/*
* Copyright 2013-2019 the original author or authors.
*
* 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
*
* https://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.
*
* NOTE:
* SimpleStorageResource.java from spring-cloud-aws
* located by https://github.com/spring-cloud/spring-cloud-aws/blob/master/spring-cloud-aws-core/src/main/java/org/springframework/cloud/aws/core/io/s3/SimpleStorageResource.java
* is used and was modified according Adorsys project needs.
*/
package de.adorsys.datasafe.storage.impl.s3;
import com.amazonaws.services.s3.AmazonS3;
import com.amazonaws.services.s3.model.UploadPartRequest;
import com.amazonaws.services.s3.model.UploadPartResult;
import lombok.extern.slf4j.Slf4j;
import java.io.ByteArrayInputStream;
import java.util.concurrent.Callable;
@Slf4j
public class UploadChunkResultCallable implements Callable<UploadPartResult> {
private final AmazonS3 amazonS3;
private final int contentLength;
private final int partNumber;
private final boolean last;
private final String bucketName;
private final String fileName;
private final String chunkId;
private byte[] content;
UploadChunkResultCallable(ChunkUploadRequest request) {
this.amazonS3 = request.getAmazonS3();
this.content = request.getContent();
this.contentLength = request.getContentSize();
this.partNumber = request.getChunkNumberCounter();
this.last = request.isLastChunk();
this.bucketName = request.getBucketName();
this.fileName = request.getObjectName();
this.chunkId = request.getUploadId();
log.debug("Chunk upload request: {}", request.toString());
}
@Override
public UploadPartResult call() {
log.trace("Upload chunk result call with part: {}", partNumber);
try {
return amazonS3.uploadPart(new UploadPartRequest()
.withBucketName(bucketName).withKey(fileName)
.withUploadId(chunkId)
.withInputStream(new ByteArrayInputStream(content))
.withPartNumber(partNumber).withLastPart(last)
.withPartSize(contentLength)
);
} finally {
// Release the memory, as the callable may still live inside the
// CompletionService which would cause
// an exhaustive memory usage
content = null;
}
}
}