org.ujoframework.core
Class UjoComparator

java.lang.Object
  org.ujoframework.core.UjoComparator

All Implemented Interfaces:

java.util.Comparator<Ujo>

public class UjoComparator
extends java.lang.Object
implements java.util.Comparator<Ujo>

A generic comparator for the Ujo objects. A direction is the sorting is controlled by attribute UjoProperty.isAscending() .

Author:

Pavel Ponec

See Also:

UjoProperty.isAscending(), UjoProperty.descending()

Constructor Summary

UjoComparator(UjoProperty... properties)
Creates a new instance of UjoComparator

Method Summary

int	compare(Ujo u1, Ujo u2) Compare two Ujo objects.
boolean	equals(Ujo u1, Ujo u2) An equals test
static UjoComparator	newInstance(UjoProperty... properties) Create new comparator
java.lang.String	toString() A String reprezentation.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals

Constructor Detail

UjoComparator

public UjoComparator(UjoProperty... properties)

Creates a new instance of UjoComparator

Parameters:

properties - sorting criteria are ordered by importance to down. A direction of the sorting is used by a method UjoProperty#isAscending().

See Also:

UjoProperty.isAscending(), UjoProperty.descending()

Method Detail

compare

public int compare(Ujo u1,
                   Ujo u2)

Compare two Ujo objects.

Specified by:

compare in interface java.util.Comparator<Ujo>

Parameters:

u1 - Ujo Object 1

u2 - Ujo Object 2

Returns:

Result of comparation

toString

public java.lang.String toString()

A String reprezentation.

Overrides:

toString in class java.lang.Object

equals

public final boolean equals(Ujo u1,
                            Ujo u2)

An equals test

newInstance

public static UjoComparator newInstance(UjoProperty... properties)

Create new comparator