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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.state;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.atomic.AtomicBoolean;
import org.apache.activemq.command.Command;
import org.apache.activemq.command.ProducerId;
import org.apache.activemq.command.TransactionId;
public class TransactionState {
private final List commands = new ArrayList();
private final TransactionId id;
private final AtomicBoolean shutdown = new AtomicBoolean(false);
private boolean prepared;
private int preparedResult;
private final Map producers = new ConcurrentHashMap();
public TransactionState(TransactionId id) {
this.id = id;
}
public String toString() {
return id.toString();
}
public void addCommand(Command operation) {
checkShutdown();
commands.add(operation);
}
public List getCommands() {
return commands;
}
private void checkShutdown() {
if (shutdown.get()) {
throw new IllegalStateException("Disposed");
}
}
public void shutdown() {
shutdown.set(false);
}
public TransactionId getId() {
return id;
}
public void setPrepared(boolean prepared) {
this.prepared = prepared;
}
public boolean isPrepared() {
return prepared;
}
public void setPreparedResult(int preparedResult) {
this.preparedResult = preparedResult;
}
public int getPreparedResult() {
return preparedResult;
}
public void addProducerState(ProducerState producerState) {
if (producerState != null) {
producers.put(producerState.getInfo().getProducerId(), producerState);
}
}
public Map getProducerStates() {
return producers;
}
}