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ActiveMQ Pooled ConnectionFactory
/*
* Copyright 2006 the original author or authors.
*
* Licensed 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.pool;
import java.io.IOException;
import javax.jms.Connection;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.jms.pool.ConnectionPool;
import org.apache.activemq.jms.pool.JcaConnectionPool;
import org.apache.activemq.transport.TransportListener;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class JcaPooledConnectionFactory extends XaPooledConnectionFactory {
private static final transient Logger LOG = LoggerFactory.getLogger(JcaPooledConnectionFactory.class);
private String name;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
protected ConnectionPool createConnectionPool(Connection connection) {
return new JcaConnectionPool(connection, getTransactionManager(), getName()) {
@Override
protected Connection wrap(final Connection connection) {
// Add a transport Listener so that we can notice if this connection
// should be expired due to a connection failure.
((ActiveMQConnection)connection).addTransportListener(new TransportListener() {
@Override
public void onCommand(Object command) {
}
@Override
public void onException(IOException error) {
synchronized (this) {
setHasExpired(true);
// only log if not stopped
if (!stopped.get()) {
LOG.info("Expiring connection " + connection + " on IOException: " + error.getMessage());
// log stacktrace at debug level
LOG.debug("Expiring connection " + connection + " on IOException: ", error);
}
}
}
@Override
public void transportInterupted() {
}
@Override
public void transportResumed() {
}
});
// make sure that we set the hasFailed flag, in case the transport already failed
// prior to the addition of our new TransportListener
setHasExpired(((ActiveMQConnection) connection).isTransportFailed());
// may want to return an amq EnhancedConnection
return connection;
}
@Override
protected void unWrap(Connection connection) {
if (connection != null) {
((ActiveMQConnection)connection).cleanUpTempDestinations();
}
}
};
}
}