Package 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 (on, 16 feb 2011) $

Field Summary

Fields

Modifier and Type	Field	Description
private final Comparator<? super T>	parent
private final Collection<T>	priority

Constructor Summary

Constructors

Constructor	Description
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

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

priority

private final Collection<T> priority

parent

private final Comparator<? super T> parent

Constructor Details

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 Details

compare

public int compare(T o1,
 T o2)

Specified by:

compare in interface Comparator<T>