org.apache.commons.el

Class ArraySuffix

Known Direct Subclasses:
PropertySuffix

public class ArraySuffix
extends ValueSuffix

Represents an operator that obtains a Map entry, an indexed value, a property value, or an indexed property value of an object. The following are the rules for evaluating this operator:
Version:
$Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: luehe $
Authors:
Nathan Abramson - Art Technology Group
Shawn Bayern

Field Summary

(package private) Expression
mIndex
(package private) static Object[]
sNoArgs

Constructor Summary

ArraySuffix(Expression pIndex)
Constructor

Method Summary

Object
evaluate(Object pValue, VariableResolver pResolver, FunctionMapper functions, Logger pLogger)
Evaluates the expression in the given context, operating on the given value.
(package private) Object
evaluateIndex(VariableResolver pResolver, FunctionMapper functions, Logger pLogger)
Gets the value of the index
String
getExpressionString()
Returns the expression in the expression language syntax
Expression
getIndex()
(package private) String
getOperatorSymbol()
Returns the operator symbol
void
setIndex(Expression pIndex)

Methods inherited from class org.apache.commons.el.ValueSuffix

evaluate, getExpressionString

Field Details

mIndex

(package private)  Expression mIndex

sNoArgs

(package private) static Object[] sNoArgs

Constructor Details

ArraySuffix

public ArraySuffix(Expression pIndex)
Constructor

Method Details

evaluate

public Object evaluate(Object pValue,
                       VariableResolver pResolver,
                       FunctionMapper functions,
                       Logger pLogger)
            throws ELException
Evaluates the expression in the given context, operating on the given value.
Overrides:
evaluate in interface ValueSuffix

evaluateIndex

(package private)  Object evaluateIndex(VariableResolver pResolver,
                                        FunctionMapper functions,
                                        Logger pLogger)
            throws ELException
Gets the value of the index

getExpressionString

public String getExpressionString()
Returns the expression in the expression language syntax
Overrides:
getExpressionString in interface ValueSuffix

getIndex

public Expression getIndex()

getOperatorSymbol

(package private)  String getOperatorSymbol()
Returns the operator symbol

setIndex

public void setIndex(Expression pIndex)

Copyright (c) 2001-2002 - Apache Software Foundation