requestlistener.java~

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package com.sun.j2ee.workflow.control.listeners;

import javax.servlet.ServletContext;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextAttributeEvent;
import javax.servlet.ServletContextListener;
import javax.servlet.ServletContextAttributeListener;

import javax.servlet.ServletRequestListener;
import javax.servlet.ServletRequestAttributeListener;

import javax.servlet.http.HttpSessionAttributeListener;
import javax.servlet.http.HttpSessionActivationListener;
import javax.servlet.http.HttpSessionBindingEvent;
import javax.servlet.http.HttpSessionEvent;
import javax.servlet.http.HttpSessionListener;
import javax.servlet.http.HttpServletRequest;
import java.io.*;
import java.util.Locale;
import com.sun.j2ee.workflow.util.Debug;
import com.sun.j2ee.workflow.mail.*;
import com.sun.j2ee.workflow.mail.exceptions.*;



/**
 * Example listener for request-related application events, which were
 * introduced in the 2.4 version of the Servlet API.  
 *
 * @author James Cai
 */

public final class RequestListener implements ServletRequestListener, ServletRequestAttributeListener, ServletContextListener{
    
    private boolean logToFile = true;
    
    
    private FileOutputStream logFileOutSRL = null;
    private File logFileSRL = null;
    
    private FileOutputStream logFileOutASSE = null;
    private File logFileASSE = null;

    private ServletContext context = null;
    
    private MailSender amailSender = null;
    
    private File baseDir = null;
    
    private MailSender getMailSender() {
        if (amailSender == null) {
            amailSender = new MailSender();
        }
        return amailSender;
    }
        
    public void requestInitialized(javax.servlet.ServletRequestEvent event) {
        String message = "requestInitialized('" + 
	  //  event.getRequest().getServerName() + "', '" + event.getServletContext().getServerInfo() + "')";
        ((HttpServletRequest)event.getRequest()).getRequestURI() + "','"+ event.getServletContext().getServerInfo() + "')";
	logFileSRL = new File(baseDir, "ListenerSRL.txt");
	log(message, logFileSRL, logFileOutSRL);
    }
    
    public void attributeAdded(javax.servlet.ServletRequestAttributeEvent event) {
         String message = "requestattributeAdded('" + 
             ((HttpServletRequest)event.getRequest()).getRequestURI() + "', '" + event.getValue() + "')";
        	logFileSRL = new File(baseDir, "ListenerSRL.txt"); 
	log(message, logFileSRL, logFileOutSRL);
    }
    
    public void attributeRemoved(javax.servlet.ServletRequestAttributeEvent event) {
        String message = "requestattributeRemoved('" + 
            ((HttpServletRequest)event.getRequest()).getRequestURI() + "', '" + event.getValue() + "')";
        	logFileSRL = new File(baseDir, "ListenerSRL.txt");
	log(message, logFileSRL, logFileOutSRL);
    }
    
    public void attributeReplaced(javax.servlet.ServletRequestAttributeEvent event) {
        String message = "requestattributeReplaced('" + 
            ((HttpServletRequest)event.getRequest()).getRequestURI() + "', '" + event.getValue() + "')";
        logFileSRL = new File(baseDir, "ListenerSRL.txt");
	log(message, logFileSRL, logFileOutSRL);
    }
    
    public void requestDestroyed(javax.servlet.ServletRequestEvent event) {
        String message = "requestDestroyed('" + 
          ((HttpServletRequest)event.getRequest()).getRequestURI() + "', '" + event.getServletContext().getServerInfo() + "')";
        logFileSRL = new File(baseDir, "ListenerSRL.txt");
        log(message, logFileSRL, logFileOutSRL);
    }
    
    public void contextInitialized(ServletContextEvent event) {

	this.context = event.getServletContext();
	  String message = "contextInitialized()";
	  baseDir = (File)context.getAttribute("javax.servlet.context.tempdir");
	  logFileASSE = new File(baseDir, "ListenerASSE.txt");
	log(message, logFileASSE, logFileOutASSE);

    }
    
        private void log(String message, File filename, FileOutputStream logFileOut) {

		try
		{
		if ( logToFile==true )
		{
			  if ( logFileOut == null )
			  {
				logFileOut = new FileOutputStream( filename.toString(), true );
			  }

			  logFileOut.write( ("RequestListener: " + message).getBytes() );
			  logFileOut.write ( "\n".getBytes() );
		}

	    //System.out.println("Listenerset3: " + message);

		}
		catch (Exception e )
		{
			System.out.println("Exception occured : " + e );
		}

    }

    private void log(String message, String filename, FileOutputStream logFileOut) {

		try
		{
		if ( logToFile==true )
		{
			  if ( logFileOut == null )
			  {
				logFileOut = new FileOutputStream( filename, true );
			  }

			  logFileOut.write( ("WorkflowListenerSRL: " + message).getBytes() );
			  logFileOut.write ( "\n".getBytes() );
		}
                //need to change to new Tomcat logger
			//System.out.println("Request Event Loger");
		}
		catch (Exception e )
		{
			System.out.println("Exception occured : " + e );
		}

    }

    public void contextDestroyed(javax.servlet.ServletContextEvent servletContextEvent) {
    }    
     

}