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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 java.io.IOException;
import org.apache.activemq.state.CommandVisitor;
/**
* Removes a consumer, producer, session or connection.
*
* @openwire:marshaller code="12"
* @version $Revision$
*/
public class RemoveInfo extends BaseCommand {
public static final byte DATA_STRUCTURE_TYPE = CommandTypes.REMOVE_INFO;
protected DataStructure objectId;
protected long lastDeliveredSequenceId;
public RemoveInfo() {
}
public RemoveInfo(DataStructure objectId) {
this.objectId = objectId;
}
public byte getDataStructureType() {
return DATA_STRUCTURE_TYPE;
}
/**
* @openwire:property version=1 cache=true
*/
public DataStructure getObjectId() {
return objectId;
}
public void setObjectId(DataStructure objectId) {
this.objectId = objectId;
}
/**
* @openwire:property version=5 cache=false
*/
public long getLastDeliveredSequenceId() {
return lastDeliveredSequenceId;
}
public void setLastDeliveredSequenceId(long lastDeliveredSequenceId) {
this.lastDeliveredSequenceId = lastDeliveredSequenceId;
}
public Response visit(CommandVisitor visitor) throws Exception {
switch (objectId.getDataStructureType()) {
case ConnectionId.DATA_STRUCTURE_TYPE:
return visitor.processRemoveConnection((ConnectionId)objectId, lastDeliveredSequenceId);
case SessionId.DATA_STRUCTURE_TYPE:
return visitor.processRemoveSession((SessionId)objectId, lastDeliveredSequenceId);
case ConsumerId.DATA_STRUCTURE_TYPE:
return visitor.processRemoveConsumer((ConsumerId)objectId, lastDeliveredSequenceId);
case ProducerId.DATA_STRUCTURE_TYPE:
return visitor.processRemoveProducer((ProducerId)objectId);
default:
throw new IOException("Unknown remove command type: " + objectId.getDataStructureType());
}
}
/**
* Returns true if this event is for a removed connection
*/
public boolean isConnectionRemove() {
return objectId.getDataStructureType() == ConnectionId.DATA_STRUCTURE_TYPE;
}
/**
* Returns true if this event is for a removed session
*/
public boolean isSessionRemove() {
return objectId.getDataStructureType() == SessionId.DATA_STRUCTURE_TYPE;
}
/**
* Returns true if this event is for a removed consumer
*/
public boolean isConsumerRemove() {
return objectId.getDataStructureType() == ConsumerId.DATA_STRUCTURE_TYPE;
}
/**
* Returns true if this event is for a removed producer
*/
public boolean isProducerRemove() {
return objectId.getDataStructureType() == ProducerId.DATA_STRUCTURE_TYPE;
}
}