org.mule.transport.siebel.PollingSiebelMessageReceiver.java Source code

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Here is the source code for org.mule.transport.siebel.PollingSiebelMessageReceiver.java

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/*
* $Id$
* --------------------------------------------------------------------------------------
* Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
*
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.transport.siebel;

import com.siebel.data.SiebelDataBean;
import com.siebel.data.SiebelPropertySet;
import com.siebel.data.SiebelService;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.mule.DefaultMuleMessage;
import org.mule.api.MuleMessage;
import org.mule.api.construct.FlowConstruct;
import org.mule.api.endpoint.InboundEndpoint;
import org.mule.api.lifecycle.CreateException;
import org.mule.api.transport.Connector;
import org.mule.transport.AbstractPollingMessageReceiver;
import java.util.Properties;

public class PollingSiebelMessageReceiver extends AbstractPollingMessageReceiver {

    //private static Log logger  = LogFactory.getLog(PollingSiebelMessageReceiver.class);
    protected volatile SiebelDataBean siebelDataBean;
    protected SiebelPropertySet params;
    private SiebelService siebelService;

    /**
     * Creates and configures Siebel polling message receiver
     * @param connector Siebel connector
     * @param flowConstruct Flow Construct
     * @param endpoint Siebel Endpoint expected in format siebel://service_name/method_name?parameters
     * @param frequency polling frequency in milliseconds
     * @throws CreateException in case of initialisation error
     */
    public PollingSiebelMessageReceiver(Connector connector, FlowConstruct flowConstruct, InboundEndpoint endpoint,
            long frequency) throws CreateException {
        super(connector, flowConstruct, endpoint);
        logger.debug("Initializing");

        setFrequency(frequency);
        logger.debug("Polling frequency set to " + frequency);

        //grab call parameters from endpoint
        params = new SiebelPropertySet();
        Properties endPointParams = getEndpoint().getEndpointURI().getParams();
        for (String paramName : endPointParams.stringPropertyNames()) {
            logger.debug("Setting property [" + paramName + "] to [" + endPointParams.getProperty(paramName) + "]");
            params.setProperty(paramName, endPointParams.getProperty(paramName));
        }

    }

    /**
     * Establish connection to Siebel
     * @throws Exception if connection cannot be established or login error has occurred
     */
    @Override
    protected void doConnect() throws Exception {
        if (siebelDataBean == null) {
            SiebelPollingConnector connector = (SiebelPollingConnector) getConnector();
            siebelService = connector.getSiebelService(connector.getSiebelDataBean(), getEndpoint(), null);
        }
        logger.info("************PollingSiebelMessageReceiver.doConnect()*****************");
    }

    /**
     * Log off from Siebel
     * @throws Exception
     */
    @Override
    protected void doDisconnect() throws Exception {
        if (siebelDataBean != null) {
            siebelDataBean.logoff();
            siebelDataBean = null;
        }
        logger.info("************PollingSiebelMessageReceiver.doDisconnect()*****************");
    }

    @Override
    public void poll() throws Exception {
        SiebelPropertySet output = new SiebelPropertySet();
        siebelService.invokeMethod(((SiebelPollingConnector) getConnector()).getInvokedMethod(getEndpoint(), null),
                params, output);
        MuleMessage message = new DefaultMuleMessage(output, getConnector().getMuleContext());
        routeMessage(message);
    }

}