com.amazonaws.services.s3.transfer.internal.CopyImpl Maven / Gradle / Ivy

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The Amazon Web Services SDK for Java provides Java APIs for building software on AWS' cost-effective, scalable, and reliable infrastructure products. The AWS Java SDK allows developers to code against APIs for all of Amazon's infrastructure web services (Amazon S3, Amazon EC2, Amazon SQS, Amazon Relational Database Service, Amazon AutoScaling, etc).

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/*
 * Copyright 2010-2014 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.
 */
package com.amazonaws.services.s3.transfer.internal;

import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;

import com.amazonaws.AmazonClientException;
import com.amazonaws.AmazonServiceException;
import com.amazonaws.services.s3.transfer.Copy;
import com.amazonaws.services.s3.transfer.TransferProgress;
import com.amazonaws.services.s3.transfer.model.CopyResult;

/**
 * An implementation of the Copy Interface that helps in retrieving the result
 * of the copy operation.
 */
public class CopyImpl extends AbstractTransfer implements Copy {

    public CopyImpl(String description, TransferProgress transferProgress,
            com.amazonaws.event.ProgressListenerChain progressListenerChain,
            TransferStateChangeListener stateChangeListener) {
        super(description, transferProgress, progressListenerChain,
                stateChangeListener);
    }

    /**
     * Waits for this copy operation to complete and returns the result of the
     * operation. Be prepared to handle errors when calling this method. Any
     * errors that occurred during the asynchronous transfer will be re-thrown
     * through this method.
     *
     * @return The result of this transfer.
     *
     * @throws AmazonClientException
     *             If any errors were encountered in the client while making the
     *             request or handling the response.
     * @throws AmazonServiceException
     *             If any errors occurred in Amazon S3 while processing the
     *             request.
     * @throws InterruptedException
     *             If this thread is interrupted while waiting for the upload to
     *             complete.
     */
    public CopyResult waitForCopyResult() throws AmazonClientException,
            AmazonServiceException, InterruptedException {
        try {
            CopyResult result = null;
            while (!monitor.isDone() || result == null) {
                Future f = monitor.getFuture();
                result = (CopyResult) f.get();
            }
            return result;
        } catch (ExecutionException e) {
            rethrowExecutionException(e);
            return null;
        }
    }
}