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    1   /**
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    * Unless required by applicable law or agreed to in writing, software
   12    * distributed under the License is distributed on an "AS IS" BASIS,
   13    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    * See the License for the specific language governing permissions and
   15    * limitations under the License.
   16    */
   17   package org.apache.activemq.blob;
   18   
   19   import java.io.IOException;
   20   import java.io.InputStream;
   21   import javax.jms.JMSException;
   22   import org.apache.activemq.command.ActiveMQBlobMessage;
   23   
   24   
   25   /**
   26    * Mediator for Blob Download
   27    */
   28   public class BlobDownloader {
   29   
   30       private BlobTransferPolicy blobTransferPolicy;
   31       
   32       public BlobDownloader(BlobTransferPolicy transferPolicy) {
   33           this.blobTransferPolicy = transferPolicy;
   34       }
   35       
   36       public InputStream getInputStream(ActiveMQBlobMessage message) throws IOException, JMSException {
   37           return getStrategy().getInputStream(message);
   38       }
   39       
   40       public BlobTransferPolicy getBlobTransferPolicy() {
   41           return blobTransferPolicy;
   42       }
   43       
   44       public BlobDownloadStrategy getStrategy() {
   45           return getBlobTransferPolicy().getDownloadStrategy();
   46       }
   47   }

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