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

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The AWS SDK for Java with support for OSGi. The AWS 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 2012-2016 Amazon Technologies, Inc.
 *
 * 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:
 *
 *    http://aws.amazon.com/apache2.0
 *
 * 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.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;

import com.amazonaws.AmazonClientException;
import com.amazonaws.AmazonServiceException;
import com.amazonaws.event.ProgressListenerChain;
import com.amazonaws.services.s3.transfer.MultipleFileUpload;
import com.amazonaws.services.s3.transfer.TransferProgress;
import com.amazonaws.services.s3.transfer.Upload;

/**
 * Multiple file upload when uploading an entire directory.
 */
public class MultipleFileUploadImpl extends MultipleFileTransfer implements MultipleFileUpload {

    private final String keyPrefix;
    private final String bucketName;

    public MultipleFileUploadImpl(String description, TransferProgress transferProgress,
            ProgressListenerChain progressListenerChain, String keyPrefix, String bucketName, Collection subTransfers) {
        super(description, transferProgress, progressListenerChain, subTransfers);
        this.keyPrefix = keyPrefix;
        this.bucketName = bucketName;
    }

    /**
     * Returns the key prefix of the virtual directory being uploaded to.
     */
    public String getKeyPrefix() {
        return keyPrefix;
    }

    /**
     * Returns the name of the bucket to which files are uploaded.
     */
    public String getBucketName() {
        return bucketName;
    }

    /**
     * Waits for this transfer to complete. This is a blocking call; the current
     * thread is suspended until this transfer completes.
     *
     * @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 transfer
     *             to complete.
     */
    @Override
    public void waitForCompletion()
            throws AmazonClientException, AmazonServiceException, InterruptedException {
        if (subTransfers.isEmpty())
            return;
        super.waitForCompletion();
    }

    /* (non-Javadoc)
     * @see com.amazonaws.services.s3.transfer.MultipleFileUpload#getSubTransfers()
     */
    @Override
    public Collection getSubTransfers() {
        return Collections.unmodifiableCollection(subTransfers);
    }

}