net.sf.basedb.util
Class PriorityComparator<T>

java.lang.Object
  net.sf.basedb.util.PriorityComparator<T>

All Implemented Interfaces:

Comparator<T>

public class PriorityComparator<T>
extends Object
implements Comparator<T>

A comparator implemenation that sorts a given set of objects before all other object.

Since:

2.17

Author:

Nicklas

Last modified

$Date: 2011-02-16 14:49:40 +0100 (Wed, 16 Feb 2011) $

Field Summary

private Comparator<? super T>	parent
private Collection<T>	priority

Constructor Summary

PriorityComparator(Collection<T> priority, Comparator<? super T> parent)
Create a new comparator.

PriorityComparator(SortedSet<T> priority)
Create a new comparator using the same sort order as the given sorted set.

Method Summary

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

Field Detail

priority

private final Collection<T> priority

parent

private final Comparator<? super T> parent

Constructor Detail

PriorityComparator

public PriorityComparator(Collection<T> priority,
                          Comparator<? super T> parent)

Create a new comparator.

Parameters:

priority - A collection containing the objects that should be sorted first

parent - The parent comparator used to sort the objects

PriorityComparator

public PriorityComparator(SortedSet<T> priority)

Create a new comparator using the same sort order as the given sorted set.

Parameters:

priority - A collection containing the objects that should be sorted first

Method Detail

compare

public int compare(T o1,
                   T o2)

Specified by:

compare in interface Comparator<T>