Package net.sf.basedb.util

Class ToStringComparator<T>

java.lang.Object

net.sf.basedb.util.ToStringComparator<T>

All Implemented Interfaces:

Serializable, Comparator<T>

public class ToStringComparator<T>
extends Object
implements Comparator<T>, Serializable

An implementation of the Comparator interface which uses the result of the toString method to compare the objects. Ie. by using this comparator objects are sorted according to the toString() values.

Note: this comparator may impose orderings that are inconsistent with equals.

Version:

2.0

Author:

Nicklas

See Also:

• Serialized Form

Last modified

$Date: 2010-08-13 10:50:27 +0200 (fr, 13 aug 2010) $

Field Summary

Fields

Modifier and Type	Field	Description
private final boolean	descending
private static final long	serialVersionUID

Constructor Summary

Constructors

Constructor	Description
ToStringComparator(boolean descending)	Create a new comparator.

Method Summary

Modifier and Type	Method	Description
int	compare(T o1, T o2)

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, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Field Details

serialVersionUID

private static final long serialVersionUID

See Also:

• Constant Field Values

descending

private final boolean descending

Constructor Details

ToStringComparator

public ToStringComparator(boolean descending)

Create a new comparator.

Parameters:

descending - TRUE to sort objects in descending order (z--a), FALSE to sort the objects in ascending order (a--z)

Method Details

compare

public int compare(T o1,
 T o2)

Specified by:

compare in interface Comparator<T>