Interface WebAppCleanup

  • All Known Implementing Classes:

    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.
    • 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).