koala.dynamicjava.tree
Class UnaryExpression

java.lang.Object
  koala.dynamicjava.tree.Node
      koala.dynamicjava.tree.Expression
          koala.dynamicjava.tree.UnaryExpression

All Implemented Interfaces:

ExpressionContainer, SourceInfo.Wrapper

Direct Known Subclasses:

CastExpression, ComplementExpression, MinusExpression, NotExpression, PlusExpression, PostDecrement, PostIncrement, PreDecrement, PreIncrement

public abstract class UnaryExpression
extends Expression
implements ExpressionContainer

This class represents the unary expression nodes of the syntax tree

Version:

1.0 - 1999/04/25

Author:

Stephane Hillion

Field Summary

Fields inherited from interface koala.dynamicjava.tree.ExpressionContainer

EXPRESSION

Constructor Summary

protected

UnaryExpression(Expression exp, SourceInfo si) Initializes the expression

Method Summary

Expression	getExpression() Returns the target expression
void	setExpression(Expression e) Sets the target expression
java.lang.String	toString() Implementation of toString for use in unit testing

Methods inherited from class koala.dynamicjava.tree.Node

acceptVisitor, archiveProperties, getProperties, getProperty, getSourceInfo, hasProperty, setProperty, setSourceInfo

Methods inherited from class java.lang.Object

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

Constructor Detail

UnaryExpression

protected UnaryExpression(Expression exp,
                          SourceInfo si)

Initializes the expression

Parameters:

exp - the target expression

Throws:

java.lang.IllegalArgumentException - if exp is null

Method Detail

getExpression

public Expression getExpression()

Returns the target expression

Specified by:

getExpression in interface ExpressionContainer

setExpression

public void setExpression(Expression e)

Sets the target expression

Specified by:

setExpression in interface ExpressionContainer

Throws:

java.lang.IllegalArgumentException - if e is null

toString

public java.lang.String toString()

Implementation of toString for use in unit testing

Overrides:

toString in class java.lang.Object