oracle.forms.jdapi

Class CacheAdapter

java.lang.Object

oracle.forms.jdapi.CacheAdapter

All Implemented Interfaces:

java.util.EventListener, CacheListener

abstract class CacheAdapter
extends java.lang.Object
implements CacheListener

This adapter is a basic (empty) implementation of a CacheListener. Extend this class with your own implementation if you do not want to fully implement a CacheListener.

Constructor Summary

Constructors

Constructor and Description
CacheAdapter()

Method Summary

Modifier and Type	Method and Description
void	cacheAdd(CacheEvent e) An object has been added to the cache.
void	cacheGet(CacheEvent e) An object has been looked up in the cache.
void	cacheRemove(CacheEvent e) An object has been removed from the cache.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CacheAdapter

CacheAdapter()

Method Detail

cacheAdd

public void cacheAdd(CacheEvent e)

Description copied from interface: CacheListener

An object has been added to the cache. This event occurs when a new Forms object is created from within some Java code, or whenever a new instanciation of an existing Forms object is magiced up in response to a lookup of that object's C pointer.

Specified by:

cacheAdd in interface CacheListener

Parameters:

e - object holding information about the event

cacheGet

public void cacheGet(CacheEvent e)

Description copied from interface: CacheListener

An object has been looked up in the cache. This event occurs whenever some code has a C pointer to an object and needs to get the instance of it's Java representation.

Specified by:

cacheGet in interface CacheListener

Parameters:

e - object holding information about the event

cacheRemove

public void cacheRemove(CacheEvent e)

Description copied from interface: CacheListener

An object has been removed from the cache. This event occurs only from within the JNI layer when a Forms object is either directly, or indirectly, destroy()ed.

Specified by:

cacheRemove in interface CacheListener

Parameters:

e - object holding information about the event