org.outerj.expression
Class LessThanFunction

java.lang.Object
  extended byorg.outerj.expression.AbstractExpression
      extended byorg.outerj.expression.AbstractComparisonExpression
          extended byorg.outerj.expression.LessThanFunction
All Implemented Interfaces:
Expression

public class LessThanFunction
extends AbstractComparisonExpression


Field Summary
 
Fields inherited from class org.outerj.expression.AbstractExpression
arguments, column, line
 
Constructor Summary
LessThanFunction()
           
 
Method Summary
 java.lang.Object evaluate(ExpressionContext context)
          Evaluates this expression and returns the result of that evaluation.
 java.lang.String getDescription()
          Returns a description of this expression that will be shown to the user in error messages.
 
Methods inherited from class org.outerj.expression.AbstractComparisonExpression
check, getResultType
 
Methods inherited from class org.outerj.expression.AbstractExpression
addArgument, addArgument, checkArgument, checkArguments, checkArgumentsOfSameType, checkNoArguments, getColumn, getLine, setPosition
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

LessThanFunction

public LessThanFunction()
Method Detail

evaluate

public java.lang.Object evaluate(ExpressionContext context)
                          throws ExpressionException
Description copied from interface: Expression
Evaluates this expression and returns the result of that evaluation.

Throws:
ExpressionException

getDescription

public java.lang.String getDescription()
Description copied from interface: Expression
Returns a description of this expression that will be shown to the user in error messages.