org.apache.jasper.runtime

Class VariableResolverImpl

java.lang.Object

org.apache.jasper.runtime.VariableResolverImpl

All Implemented Interfaces:

VariableResolver

public class VariableResolverImpl
extends Object
implements VariableResolver

This is the implementation of VariableResolver in JSP 2.0, using ELResolver in JSP2.1. It looks up variable references in the PageContext, and also recognizes references to implicit objects.

Version:

$Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: kchung $

Author:

Kin-man Chung

Constructor Summary

Constructors

Constructor and Description
VariableResolverImpl(PageContext pageContext) Constructor

Method Summary

Modifier and Type	Method and Description
Object	resolveVariable(String pName) Resolves the specified variable within the given context.

Methods inherited from class java.lang.Object

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

Constructor Detail

VariableResolverImpl

public VariableResolverImpl(PageContext pageContext)

Constructor

Method Detail

resolveVariable

public Object resolveVariable(String pName)
                       throws ELException

Resolves the specified variable within the given context. Returns null if the variable is not found.

Specified by:

resolveVariable in interface VariableResolver

Parameters:

pName - the name of the variable to resolve

Returns:

the result of the variable resolution

Throws:

ELException - if a failure occurred while trying to resolve the given variable