NOTE:
These slides have not been updated since 2003. They have been superseded by the book
Anders Møller and Michael Schwartzbach, February 2006 |
INTERACTIVE WEB SERVICES WITH JAVA |
Events:
Implement the appropriate interface, register your listener (in web.xml).
Example listener and deployment declaration:
public class DataListener implements ServletContextAttributeListener { public void attributeReplaced(ServletContextAttributeEvent event) { if (event.getName().equals("some_data")) updateSomeOtherData(); } ... } |
<listener> <listener-class>DataListener</listener-class> </listener> |
Useful for
COPYRIGHT © 2002-2003 ANDERS MØLLER & MICHAEL I. SCHWARTZBACH |