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.command;
  
  import org.apache.activemq.state.CommandVisitor;
  
  /**
   * A general purpose replay command for some kind of producer where ranges of
   * messages are asked to be replayed. This command is typically used over a
   * non-reliable transport such as UDP or multicast but could also be used on
   * TCP/IP if a socket has been re-established.
   * 
   * @openwire:marshaller code="65"
   * 
   */
  public class ReplayCommand extends BaseCommand {
  
      public static final byte DATA_STRUCTURE_TYPE = CommandTypes.REPLAY;
  
      private String producerId;
      private int firstAckNumber;
      private int lastAckNumber;
      private int firstNakNumber;
      private int lastNakNumber;
  
      public ReplayCommand() {
      }
  
      public byte getDataStructureType() {
          return DATA_STRUCTURE_TYPE;
      }
  
      public String getProducerId() {
          return producerId;
      }
  
      /**
       * Is used to uniquely identify the producer of the sequence
       * 
       * @openwire:property version=1 cache=false
       */
      public void setProducerId(String producerId) {
          this.producerId = producerId;
      }
  
      public int getFirstAckNumber() {
          return firstAckNumber;
      }
  
      /**
       * Is used to specify the first sequence number being acknowledged as delivered on the transport
       * so that it can be removed from cache
       * 
       * @openwire:property version=1
       */
      public void setFirstAckNumber(int firstSequenceNumber) {
          this.firstAckNumber = firstSequenceNumber;
      }
  
      public int getLastAckNumber() {
          return lastAckNumber;
      }
  
      /**
       * Is used to specify the last sequence number being acknowledged as delivered on the transport
       * so that it can be removed from cache
       * 
       * @openwire:property version=1
       */
      public void setLastAckNumber(int lastSequenceNumber) {
          this.lastAckNumber = lastSequenceNumber;
      }
  
      public Response visit(CommandVisitor visitor) throws Exception {
          return null;
      }
  
      /**
       * Is used to specify the first sequence number to be replayed
       * 
       * @openwire:property version=1
       */
      public int getFirstNakNumber() {
          return firstNakNumber;
      }
  
      public void setFirstNakNumber(int firstNakNumber) {
          this.firstNakNumber = firstNakNumber;
      }
  
      /**
       * Is used to specify the last sequence number to be replayed
       * 
       * @openwire:property version=1
       */
      public int getLastNakNumber() {
          return lastNakNumber;
      }
  
      public void setLastNakNumber(int lastNakNumber) {
          this.lastNakNumber = lastNakNumber;
      }
  
      public String toString() {
          return "ReplayCommand {commandId = " + getCommandId() + ", firstNakNumber = " + getFirstNakNumber() + ", lastNakNumber = " + getLastNakNumber() + "}";
      }
      
  }
  