org.apache.xalan.extensions
Class ExtensionHandlerJava

java.lang.Object
  |
  +--org.apache.xalan.extensions.ExtensionHandler
        |
        +--org.apache.xalan.extensions.ExtensionHandlerJava
Direct Known Subclasses:
ExtensionHandlerJavaClass, ExtensionHandlerJavaPackage

public abstract class ExtensionHandlerJava
extends ExtensionHandler

Abstract base class handling the java language extensions for XPath. This base class provides cache management shared by all of the various java extension handlers.

Usage:
**For internal use only**

Method Summary
 java.lang.Object getFromCache(java.lang.Object methodKey, java.lang.Object objType, java.lang.Object[] methodArgs)
          Look up the entry in the method cache.
 java.lang.Object putToCache(java.lang.Object methodKey, java.lang.Object objType, java.lang.Object[] methodArgs, java.lang.Object methodObj)
          Add a new entry into the method cache.
 
Methods inherited from class org.apache.xalan.extensions.ExtensionHandler
callFunction, callFunction, isElementAvailable, isFunctionAvailable, processElement
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Method Detail

getFromCache

public java.lang.Object getFromCache(java.lang.Object methodKey,
                                     java.lang.Object objType,
                                     java.lang.Object[] methodArgs)
Look up the entry in the method cache.
Parameters:
methodKey - A key that uniquely identifies this invocation in the stylesheet.
objType - A Class object or instance object representing the type
methodArgs - An array of the XObject arguments to be used for function mangling.
Returns:
The given method from the method cache

putToCache

public java.lang.Object putToCache(java.lang.Object methodKey,
                                   java.lang.Object objType,
                                   java.lang.Object[] methodArgs,
                                   java.lang.Object methodObj)
Add a new entry into the method cache.
Parameters:
methodKey - A key that uniquely identifies this invocation in the stylesheet.
objType - A Class object or instance object representing the type
methodArgs - An array of the XObject arguments to be used for function mangling.
methodObj - A Class object or instance object representing the method
Returns:
The cached method object


Copyright 2006 Apache XML Project. All Rights Reserved.