org.zkoss.zk.ui.util

Interface WebAppCleanup

All Known Implementing Classes:

HibernateSessionFactoryListener, WebSocketWebAppInit

public interface WebAppCleanup

Used to initialize a ZK application when it about to be destroyed.

How this interface is used.

1. First, you specify a class that implements this interface in WEB-INF/zk.xml as a listener.
2. Then, every time a ZK application is going to be destroyed, an instance of the specified class is instantiated and cleanup(org.zkoss.zk.ui.WebApp) is called.

Author:

tomyeh

Method Summary

Modifier and Type	Method and Description
void	cleanup(WebApp wapp) called when a ZK application is about to be destroyed.

Method Detail

cleanup

void cleanup(WebApp wapp)
      throws java.lang.Exception

called when a ZK application is about to be destroyed.

If this method throws an exception, the error message is only logged (user won't see it).

Throws:

java.lang.Exception