RC9/qpid/java/testkit/src/main/java/org/apache/qpid/testkit/perf/PerfBase.java

/*
 *
 * 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.testkit.perf;

import java.text.DecimalFormat;
import java.util.Hashtable;

import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.Destination;
import javax.jms.Session;
import javax.naming.Context;
import javax.naming.InitialContext;

public class PerfBase
{
    TestParams params;
    Connection con;
    Session session;
    Destination dest;
    Destination feedbackDest;
    DecimalFormat df = new DecimalFormat("###.##");

    public PerfBase()
    {
        params = new TestParams();
    }

    public void setUp() throws Exception
    {
        Hashtable<String,String> env = new Hashtable<String,String>();
        env.put(Context.INITIAL_CONTEXT_FACTORY, params.getInitialContextFactory());
        env.put(Context.PROVIDER_URL, params.getProviderURL());

        Context ctx = null;
        try
        {
            ctx = new InitialContext(env);
        }
        catch(Exception e)
        {
            throw new Exception("Error initializing JNDI",e);

        }

        ConnectionFactory conFac = null;
        try
        {
            conFac = (ConnectionFactory)ctx.lookup(params.getConnectionFactory());
        }
        catch(Exception e)
        {
            throw new Exception("Error looking up connection factory",e);
        }

        con = conFac.createConnection();
        con.start();
        session = con.createSession(params.isTransacted(),
                                    params.isTransacted()? Session.SESSION_TRANSACTED:params.getAckMode());

        try
        {
            dest = (Destination)ctx.lookup( params.isDurable()?
                                            params.getDurableDestination():
                                            params.getTransientDestination()
                                           );
        }
        catch(Exception e)
        {
            throw new Exception("Error looking up destination",e);
        }
    }

    public void handleError(Exception e,String msg)
    {
        StringBuilder sb = new StringBuilder();
        sb.append(msg);
        sb.append(" ");
        sb.append(e.getMessage());
        System.err.println(sb.toString());
        e.printStackTrace();
    }
}