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ActiveMQ example source code file (ReplayCommand.java)

This example ActiveMQ source code file (ReplayCommand.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - ActiveMQ tags/keywords

basecommand, data_structure_type, data_structure_type, exception, exception, replaycommand, replaycommand, response, string, string

The ActiveMQ ReplayCommand.java source code

/**
 * 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() + "}";
    }
    
}

Other ActiveMQ examples (source code examples)

Here is a short list of links related to this ActiveMQ ReplayCommand.java source code file:

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