content: /**
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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://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.
   */
  package org.apache.activemq.transport.multicast;
  
  import java.net.SocketAddress;
  import java.nio.ByteBuffer;
  
  import org.apache.activemq.command.Command;
  import org.apache.activemq.command.Endpoint;
  import org.apache.activemq.transport.udp.DatagramEndpoint;
  import org.apache.activemq.transport.udp.DatagramHeaderMarshaller;
  
  /**
   * 
   * 
   */
  public class MulticastDatagramHeaderMarshaller extends DatagramHeaderMarshaller {
  
      private final byte[] localUriAsBytes;
  
      public MulticastDatagramHeaderMarshaller(String localUri) {
          this.localUriAsBytes = localUri.getBytes();
      }
  
      public Endpoint createEndpoint(ByteBuffer readBuffer, SocketAddress address) {
          int size = readBuffer.getInt();
          byte[] data = new byte[size];
          readBuffer.get(data);
          return new DatagramEndpoint(new String(data), address);
      }
  
      public void writeHeader(Command command, ByteBuffer writeBuffer) {
          writeBuffer.putInt(localUriAsBytes.length);
          writeBuffer.put(localUriAsBytes);
          super.writeHeader(command, writeBuffer);
      }
  
  }
  