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/*
* 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.qpid.example.pubsub;
import javax.jms.Connection;
import javax.jms.Destination;
import javax.jms.JMSException;
import javax.jms.Session;
import javax.naming.NamingException;
/**
* An abstract base class that wraps up the creation of a JMS client utilising JNDI
*/
public abstract class Client
{
protected ConnectionSetup _setup;
protected Connection _connection;
protected Destination _destination;
protected Session _session;
public Client(String destination)
{
if (destination == null)
{
destination = ConnectionSetup.TOPIC_JNDI_NAME;
}
try
{
_setup = new ConnectionSetup();
}
catch (NamingException e)
{
//ignore
}
if (_setup != null)
{
try
{
_connection = _setup.getConnectionFactory().createConnection();
_destination = _setup.getDestination(destination);
}
catch (JMSException e)
{
System.err.println(e.getMessage());
}
}
}
public abstract void start();
}
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