org.apache.activemq.command.ReplayCommand Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of activemq-core Show documentation
Show all versions of activemq-core Show documentation
The ActiveMQ Message Broker and Client implementations
/**
* 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"
* @version $Revision: 563921 $
*/
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() + "}";
}
}