Mercurial > jdk8-mips64-public > jaxws / file comparison

comparison: src/share/jaxws_classes/com/sun/xml/internal/ws/util/VersionUtil.java

src/share/jaxws_classes/com/sun/xml/internal/ws/util/VersionUtil.java

changeset 0
373ffda63c9a
child 637
9c07ef4934dd
equal deleted inserted replaced
-1:000000000000 0:373ffda63c9a
1 /*
2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package com.sun.xml.internal.ws.util;
27
28 import java.util.StringTokenizer;
29
30
31 /**
32 * Provides some version utilities.
33 *
34 * @author JAX-WS Development Team
35 */
36
37 public final class VersionUtil {
38
39 public static boolean isVersion20(String version) {
40 return JAXWS_VERSION_20.equals(version);
41 }
42
43 /**
44 * @param version
45 * @return true if version is a 2.0 version
46 */
47 public static boolean isValidVersion(String version) {
48 return isVersion20(version);
49 }
50
51 public static String getValidVersionString() {
52 return JAXWS_VERSION_20;
53 }
54
55 /**
56 * BugFix# 4948171
57 * Method getCanonicalVersion.
58 *
59 * Converts a given version to the format "a.b.c.d"
60 * a - major version
61 * b - minor version
62 * c - minor minor version
63 * d - patch version
64 *
65 * @return int[] Canonical version number
66 */
67 public static int[] getCanonicalVersion(String version) {
68 int[] canonicalVersion = new int[4];
69
70 // initialize the default version numbers
71 canonicalVersion[0] = 1;
72 canonicalVersion[1] = 1;
73 canonicalVersion[2] = 0;
74 canonicalVersion[3] = 0;
75
76 final String DASH_DELIM = "_";
77 final String DOT_DELIM = ".";
78
79 StringTokenizer tokenizer =
80 new StringTokenizer(version, DOT_DELIM);
81 String token = tokenizer.nextToken();
82
83 // first token is major version and must not have "_"
84 canonicalVersion[0] = Integer.parseInt(token);
85
86 // resolve the minor version
87 token = tokenizer.nextToken();
88 if (token.indexOf(DASH_DELIM) == -1) {
89 // a.b
90 canonicalVersion[1] = Integer.parseInt(token);
91 } else {
92 // a.b_c
93 StringTokenizer subTokenizer =
94 new StringTokenizer(token, DASH_DELIM);
95 canonicalVersion[1] = Integer.parseInt(subTokenizer.nextToken());
96 // leave minorMinor default
97
98 canonicalVersion[3] = Integer.parseInt(subTokenizer.nextToken());
99 }
100
101 // resolve the minorMinor and patch version, if any
102 if (tokenizer.hasMoreTokens()) {
103 token = tokenizer.nextToken();
104 if (token.indexOf(DASH_DELIM) == -1) {
105 // minorMinor
106 canonicalVersion[2] = Integer.parseInt(token);
107
108 // resolve patch, if any
109 if (tokenizer.hasMoreTokens())
110 canonicalVersion[3] = Integer.parseInt(tokenizer.nextToken());
111 } else {
112 // a.b.c_d
113 StringTokenizer subTokenizer =
114 new StringTokenizer(token, DASH_DELIM);
115 // minorMinor
116 canonicalVersion[2] = Integer.parseInt(subTokenizer.nextToken());
117
118 // patch
119 canonicalVersion[3] = Integer.parseInt(subTokenizer.nextToken());
120 }
121 }
122
123 return canonicalVersion;
124 }
125
126 /**
127 *
128 * @param version1
129 * @param version2
130 * @return -1, 0 or 1 based upon the comparison results
131 * -1 if version1 is less than version2
132 * 0 if version1 is equal to version2
133 * 1 if version1 is greater than version2
134 */
135 public static int compare(String version1, String version2) {
136 int[] canonicalVersion1 = getCanonicalVersion(version1);
137 int[] canonicalVersion2 = getCanonicalVersion(version2);
138
139 if (canonicalVersion1[0] < canonicalVersion2[0]) {
140 return -1;
141 } else if (canonicalVersion1[0] > canonicalVersion2[0]) {
142 return 1;
143 } else {
144 if (canonicalVersion1[1] < canonicalVersion2[1]) {
145 return -1;
146 } else if (canonicalVersion1[1] > canonicalVersion2[1]) {
147 return 1;
148 } else {
149 if (canonicalVersion1[2] < canonicalVersion2[2]) {
150 return -1;
151 } else if (canonicalVersion1[2] > canonicalVersion2[2]) {
152 return 1;
153 } else {
154 if (canonicalVersion1[3] < canonicalVersion2[3]) {
155 return -1;
156 } else if (canonicalVersion1[3] > canonicalVersion2[3]) {
157 return 1;
158 } else
159 return 0;
160 }
161 }
162 }
163 }
164
165 public static final String JAXWS_VERSION_20 = "2.0";
166 // the latest version is default
167 public static final String JAXWS_VERSION_DEFAULT = JAXWS_VERSION_20;
168 }

Mercurial Repository: jdk8-mips64-public/jaxws

mercurial