nl.tudelft.simulation.messaging.comparators
Class FieldComparator

java.lang.Object
  nl.tudelft.simulation.messaging.comparators.FieldComparator

All Implemented Interfaces:

java.util.Comparator, java.io.Serializable

Direct Known Subclasses:

FiFo, PriorityCompare

public class FieldComparator

extends java.lang.Object

implements java.util.Comparator, java.io.Serializable

A FieldComparator
Copyright (c) 2003-2005 Delft University of Technology, Jaffalaan 5, 2628 BX Delft, the Netherlands. All rights reserved. See for project information www.simulation.tudelft.nl . The source code and binary code of this software is proprietary information of Delft University of Technology.

Version:

$$Revision: 1.3 $$ $$Date: 2005/04/08 11:29:12 $$

Author:

Peter Jacobs

See Also:

Serialized Form

Field Summary

protected java.lang.String	fieldName the field to question
protected boolean	negative normal of negative operation
protected java.util.Comparator	next the next comparator in the chain

Constructor Summary

FieldComparator(java.lang.String field)
constructs a new FieldComparator

FieldComparator(java.lang.String field, java.util.Comparator next)
constructs a new FieldComparator

Method Summary

int	compare(java.lang.Object o1, java.lang.Object o2)
boolean	isNegative()
void	setNegative(boolean negative)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals

Field Detail

fieldName

protected java.lang.String fieldName

the field to question

next

protected java.util.Comparator next

the next comparator in the chain

negative

protected boolean negative

normal of negative operation

Constructor Detail

FieldComparator

public FieldComparator(java.lang.String field)

constructs a new FieldComparator

Parameters:

field - the field to compare to

FieldComparator

public FieldComparator(java.lang.String field,
                       java.util.Comparator next)

constructs a new FieldComparator

Parameters:

field - the field to compare to

next - the next comparator to use

Method Detail

compare

public int compare(java.lang.Object o1,
                   java.lang.Object o2)

Specified by:

compare in interface java.util.Comparator

See Also:

Comparator.compare(java.lang.Object, java.lang.Object)

isNegative

public boolean isNegative()

Returns:

Returns the negative.

setNegative

public void setNegative(boolean negative)

Parameters:

negative - The negative to set.