SpringObjectFactoryListener


1   /*
2    * Copyright (c) 2005 Opensymphony. All Rights Reserved.
3    */
4   package com.opensymphony.webwork.spring.lifecycle;
5   import javax.servlet.ServletContext  ;
6   import javax.servlet.ServletContextEvent  ;
7   import javax.servlet.ServletContextListener  ;
8   
9   import org.springframework.context.ApplicationContext;
10  import org.springframework.web.context.support.WebApplicationContextUtils;
11  
12  import com.opensymphony.xwork.ObjectFactory;
13  import com.opensymphony.xwork.spring.SpringObjectFactory;
14  
15  /**
16   * ApplicationContextListener that sets up the environment so that XWork and
17   * Webwork can load data and information from Spring. Relies on Spring's
18   * {@link org.springframework.web.context.ContextLoaderListener}having been
19   * called first.
20   * 
21   * @author sms
22   */
23  public class SpringObjectFactoryListener implements ServletContextListener  
24  {
25      /**
26       * Creates a {@link com.opensymphony.xwork.spring.SpringObjectFactory}and sets that as the default
27       * {@link ObjectFactory}to use for XWork.
28       *
29       * @param event
30       *            The ServletContextEvent.
31       */
32      public void contextInitialized(ServletContextEvent   event) {
33          ServletContext   app = event.getServletContext();
34          ApplicationContext appContext = WebApplicationContextUtils
35                  .getWebApplicationContext(app);
36          SpringObjectFactory objFactory = new SpringObjectFactory();
37          objFactory.setApplicationContext(appContext);
38          ObjectFactory.setObjectFactory(objFactory);
39      }
40      public void contextDestroyed(ServletContextEvent   arg0) {
41          // Nothing to do.
42      }
43  }

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