Package org.apache.el.lang

Class VariableMapperFactory

java.lang.Object

javax.el.VariableMapper

org.apache.el.lang.VariableMapperFactory

public class VariableMapperFactory
extends VariableMapper

Factory for creating variable mappers that track variable resolutions.

Constructor Summary

Constructors

Constructor	Description
VariableMapperFactory(VariableMapper target)	Constructs a new VariableMapperFactory.

Method Summary

Modifier and Type	Method	Description
VariableMapper	create()	Returns the momento mapper containing all resolved variables.
ValueExpression	resolveVariable(java.lang.String variable)
ValueExpression	setVariable(java.lang.String variable, ValueExpression expression)

Methods inherited from class java.lang.Object

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

Constructor Detail

VariableMapperFactory

public VariableMapperFactory(VariableMapper target)

Constructs a new VariableMapperFactory.

Parameters:

target - The target variable mapper to delegate to

Throws:

java.lang.NullPointerException - if target is null

Method Detail

create

public VariableMapper create()

Returns the momento mapper containing all resolved variables.

Returns:

the momento mapper, or null if no variables have been resolved

resolveVariable

public ValueExpression resolveVariable(java.lang.String variable)

Specified by:

resolveVariable in class VariableMapper

setVariable

public ValueExpression setVariable(java.lang.String variable,
                                   ValueExpression expression)

Specified by:

setVariable in class VariableMapper