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branch java sdk for qcloud cos

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/*
 * 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.branch.cos.transfer;

import com.branch.cos.exception.CosClientException;
import com.branch.cos.exception.CosServiceException;
import com.branch.cos.model.CopyResult;

/**
 * Represents an asynchronous copy request from one COS location another.
 * 
 * See {@link TransferManager} for more information about creating transfers.
 * 
 *
 */
public interface Copy extends Transfer {

    /**
     * Waits for the copy request to complete and returns the result of this
     * request. 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 CosClientException If any errors are encountered in the client while making the
     *         request or handling the response.
     * @throws CosServiceException If any errors occurred in while processing the request.
     * @throws InterruptedException
     *             If this thread is interrupted while waiting for the upload to
     *             complete.
     */
    public CopyResult waitForCopyResult() throws CosClientException,
            CosServiceException, InterruptedException;
}