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Java > Open Source Codes > org > eclipse > ui > internal > keys > AlphabeticModifierKeyComparator


1 /*******************************************************************************
2  * Copyright (c) 2000, 2006 IBM Corporation and others.
3  * All rights reserved. This program and the accompanying materials
4  * are made available under the terms of the Eclipse Public License v1.0
5  * which accompanies this distribution, and is available at
6  * http://www.eclipse.org/legal/epl-v10.html
7  *
8  * Contributors:
9  * IBM Corporation - initial API and implementation
10  *******************************************************************************/
11
12 package org.eclipse.ui.internal.keys;
13
14 import java.util.Comparator JavaDoc;
15
16 import org.eclipse.ui.keys.ModifierKey;
17
18 /**
19  * Compares modifier keys lexicographically by the name of the key.
20  *
21  * @since 3.0
22  */
23 public class AlphabeticModifierKeyComparator implements Comparator JavaDoc {
24
25     /*
26      * (non-Javadoc)
27      *
28      * @see java.lang.Comparable#compareTo(java.lang.Object)
29      */
30     public int compare(Object JavaDoc left, Object JavaDoc right) {
31         ModifierKey modifierKeyLeft = (ModifierKey) left;
32         ModifierKey modifierKeyRight = (ModifierKey) right;
33         return modifierKeyLeft.toString()
34                 .compareTo(modifierKeyRight.toString());
35     }
36 }
37
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