de.unidu.is.expressions
Class DifferenceExpression

java.lang.Object
  extended byde.unidu.is.expressions.AbstractExpression
      extended byde.unidu.is.expressions.Arg2Expression
          extended byde.unidu.is.expressions.DifferenceExpression
All Implemented Interfaces:
Expression

public class DifferenceExpression
extends Arg2Expression

An expression for the difference of two arguments, eg. arg1-arg2.

Since:
2003-10-27
Version:
$Revision: 1.5 $, $Date: 2005/02/21 17:29:18 $
Author:
Henrik Nottelmann

Field Summary
 
Fields inherited from class de.unidu.is.expressions.Arg2Expression
arg1, arg2, op
 
Constructor Summary
DifferenceExpression(Expression arg1, Expression arg2)
          Creates a new expression object.
 
Methods inherited from class de.unidu.is.expressions.Arg2Expression
getArg1, getArg2, getOp, getSQLTemplate, substitute, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

DifferenceExpression

public DifferenceExpression(Expression arg1,
                            Expression arg2)
Creates a new expression object.

Parameters:
arg1 - first argument of this expression
arg2 - second argument of this expression