01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * The contents of this file are subject to the terms of either the GNU
07: * General Public License Version 2 only ("GPL") or the Common
08: * Development and Distribution License("CDDL") (collectively, the
09: * "License"). You may not use this file except in compliance with the
10: * License. You can obtain a copy of the License at
11: * http://www.netbeans.org/cddl-gplv2.html
12: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
13: * specific language governing permissions and limitations under the
14: * License. When distributing the software, include this License Header
15: * Notice in each file and include the License file at
16: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
17: * particular file as subject to the "Classpath" exception as provided
18: * by Sun in the GPL Version 2 section of the License file that
19: * accompanied this code. If applicable, add the following below the
20: * License Header, with the fields enclosed by brackets [] replaced by
21: * your own identifying information:
22: * "Portions Copyrighted [year] [name of copyright owner]"
23: *
24: * Contributor(s):
25: *
26: * Portions Copyrighted 2007 Sun Microsystems, Inc.
27: */
28: package org.netbeans.modules.junit;
29:
30: import java.util.Comparator;
31: import org.netbeans.api.project.libraries.Library;
32:
33: /**
34: * Comparator of JUnit libraries - compares versions of JUnit libraries.
35: *
36: * @author Marian Petras
37: */
38: final class JUnitLibraryComparator implements Comparator<Library> {
39:
40: public int compare(Library l1, Library l2) {
41: String name1 = l1.getName().toLowerCase();
42: String name2 = l2.getName().toLowerCase();
43:
44: if (name1.equals(name2)) {
45: return 0;
46: } else if (name1.equals("junit")) { //NOI18N
47: return -1;
48: } else if (name2.equals("junit")) { //NOI18N
49: return 1;
50: }
51:
52: final String[] parts1 = name1.substring(5).split("_|\\W"); //NOI18N
53: final String[] parts2 = name2.substring(5).split("_|\\W"); //NOI18N
54: final int min = Math.min(parts1.length, parts2.length);
55: for (int i = 0; i < min; i++) {
56: int partCmp = parts1[i].compareTo(parts2[i]);
57: if (partCmp != 0) {
58: return partCmp;
59: }
60: }
61: return parts2.length - parts1.length;
62: }
63:
64: }
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