org.apache.taglibs.standard.lang.jstl
Class UnaryOperatorExpression

java.lang.Object
  org.apache.taglibs.standard.lang.jstl.Expression
      org.apache.taglibs.standard.lang.jstl.UnaryOperatorExpression

public class UnaryOperatorExpression
extends Expression

An expression representing one or more unary operators on a value

Version:

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

Author:

Nathan Abramson - Art Technology Group, Shawn Bayern

Constructor Summary

UnaryOperatorExpression(UnaryOperator pOperator, List pOperators, Expression pExpression)
Constructor

Method Summary

Object	evaluate(Object pContext, VariableResolver pResolver, Map functions, String defaultPrefix, Logger pLogger) Evaluates to the literal value
Expression	getExpression()
String	getExpressionString() Returns the expression in the expression language syntax
UnaryOperator	getOperator()
List	getOperators()
void	setExpression(Expression pExpression)
void	setOperator(UnaryOperator pOperator)
void	setOperators(List pOperators)

Methods inherited from class java.lang.Object

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

Constructor Detail

UnaryOperatorExpression

public UnaryOperatorExpression(UnaryOperator pOperator,
                               List pOperators,
                               Expression pExpression)

Constructor

Method Detail

getOperator

public UnaryOperator getOperator()

setOperator

public void setOperator(UnaryOperator pOperator)

getOperators

public List getOperators()

setOperators

public void setOperators(List pOperators)

getExpression

public Expression getExpression()

setExpression

public void setExpression(Expression pExpression)

getExpressionString

public String getExpressionString()

Returns the expression in the expression language syntax

Specified by:

getExpressionString in class Expression

evaluate

public Object evaluate(Object pContext,
                       VariableResolver pResolver,
                       Map functions,
                       String defaultPrefix,
                       Logger pLogger)
                throws ELException

Evaluates to the literal value

Specified by:

evaluate in class Expression

Throws:

ELException