InitUserABCEServletContext.java

//* Licensed Materials - Property of IBM, Miracle A/S, and            *
//* Alexandra Instituttet A/S                                         *
//* eu.abc4trust.pabce.1.0                                            *
//* (C) Copyright IBM Corp. 2012. All Rights Reserved.                *
//* (C) Copyright Miracle A/S, Denmark. 2012. All Rights Reserved.    *
//* (C) Copyright Alexandra Instituttet A/S, Denmark. 2012. All       *
//* Rights Reserved.                                                  *
//* US Government Users Restricted Rights - Use, duplication or       *
//* disclosure restricted by GSA ADP Schedule Contract with IBM Corp. *
//*/**/****************************************************************

package eu.abc4trust.ui.idselectservice;

import java.io.InputStream;
import java.net.URL;
import java.util.jar.Manifest;

import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;


/**
 * InitUserABCEServletContext tries to init UserABCE service - so that its ready 
 */
public class InitUserABCEServletContext implements ServletContextListener {
    public void contextInitialized(ServletContextEvent event) {
		System.out.println("## InitUserABCEServletContext contextInitialized");

		String userServiceVersionId = "N/A";
        try {
          URL resource = event.getServletContext().getResource("/META-INF/MANIFEST.MF");
          InputStream is = resource.openStream();
          Manifest manifest = new Manifest(is);
          is.close();

          System.out.println("MF  : " + manifest.getMainAttributes().keySet());
          userServiceVersionId = manifest.getMainAttributes().getValue("UserServiceVersionId");
          if(userServiceVersionId==null) {
            userServiceVersionId = "N/A";
          }
        } catch(Exception e) {
          e.printStackTrace();
        }
        System.out.println("- userServiceVersionId : " + userServiceVersionId);

		boolean b = UserService.touchThisBooleanToForceStaticInit;
	    UserService.userServiceVersionId = userServiceVersionId;
	    	
    }
    public void contextDestroyed(ServletContextEvent event) {
      // Do Nothing
    }
}