1 /*
2 * Copyright (c) 2016, 2017, 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.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
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23 */
24
25 /*
26 * @test MultiReleaseJars
27 * @bug 8170105
28 * @summary Test multi-release jar with AppCDS.
29 * AppCDS does not support uncompressed oops
30 * @requires (vm.opt.UseCompressedOops == null) | (vm.opt.UseCompressedOops == true)
31 * @library /test/lib
32 * @modules java.base/jdk.internal.misc
33 * jdk.jartool/sun.tools.jar
34 * @run main/othervm MultiReleaseJars
35 */
36
37 import java.io.File;
38 import java.io.FileOutputStream;
39 import java.io.PrintStream;
40 import java.io.IOException;
41 import jdk.test.lib.process.OutputAnalyzer;
42
43 public class MultiReleaseJars {
44
45 static final int MAJOR_VERSION = Runtime.version().major();
46 static final String MAJOR_VERSION_STRING = String.valueOf(Runtime.version().major());
47
48 static String[] getMain() {
49 String[] sts = {
50 "package version;",
51 "public class Main {",
52 " public static void main(String[] args) {",
53 " Version version = new Version();",
54 " System.out.println(\"I am running on version \" + version.getVersion());",
55 " }",
56 "}"
57 };
58 return sts;
59 }
60
61 static String[] getVersion(int version) {
62 String[] sts = {
63 "package version;",
64 "public class Version {",
65 " public int getVersion(){ return " + version + "; }",
66 "}"
67 };
68 return sts;
69 }
70
71 static void writeFile(File file, String... contents) throws Exception {
72 if (contents == null) {
73 throw new java.lang.RuntimeException("No input for writing to file" + file);
74 }
75 try (
76 FileOutputStream fos = new FileOutputStream(file);
77 PrintStream ps = new PrintStream(fos)
78 ) {
79 for (String str : contents) {
80 ps.println(str);
81 }
82 }
83 }
84
85 /* version.jar entries and files:
86 * META-INF/
87 * META-INF/MANIFEST.MF
88 * version/
89 * version/Main.class
90 * version/Version.class
91 * META-INF/versions/
92 * META-INF/versions/<major-version>/
93 * META-INF/versions/<major-version>/version/
94 * META-INF/versions/<major-version>/version/Version.class
95 */
96 static void createClassFilesAndJar() throws Exception {
97 String tempDir = System.getProperty("test.classes");
98 File baseDir = new File(tempDir + File.separator + "base");
99 File vDir = new File(tempDir + File.separator + MAJOR_VERSION_STRING);
100
101 baseDir.mkdirs();
102 vDir.mkdirs();
103
104 File fileMain = TestCommon.getOutputSourceFile("Main.java");
105 writeFile(fileMain, getMain());
106
107 File fileVersion = TestCommon.getOutputSourceFile("Version.java");
108 writeFile(fileVersion, getVersion(7));
109 JarBuilder.compile(baseDir.getAbsolutePath(), fileVersion.getAbsolutePath(), "--release", "7");
110 JarBuilder.compile(baseDir.getAbsolutePath(), fileMain.getAbsolutePath(),
111 "-cp", baseDir.getAbsolutePath(), "--release", MAJOR_VERSION_STRING);
112
113 String[] meta = {
114 "Multi-Release: true",
115 "Main-Class: version.Main"
116 };
117 File metainf = new File(tempDir, "mf.txt");
118 writeFile(metainf, meta);
119
120 fileVersion = TestCommon.getOutputSourceFile("Version.java");
121 writeFile(fileVersion, getVersion(MAJOR_VERSION));
122 JarBuilder.compile(vDir.getAbsolutePath(), fileVersion.getAbsolutePath(), "--release", MAJOR_VERSION_STRING);
123
124 JarBuilder.build("version", baseDir, metainf.getAbsolutePath(),
125 "--release", MAJOR_VERSION_STRING, "-C", vDir.getAbsolutePath(), ".");
126
127 // the following jar file is for testing case-insensitive "Multi-Release"
128 // attibute name
129 String[] meta2 = {
130 "multi-Release: true",
131 "Main-Class: version.Main"
132 };
133 metainf = new File(tempDir, "mf2.txt");
134 writeFile(metainf, meta2);
135 JarBuilder.build("version2", baseDir, metainf.getAbsolutePath(),
136 "--release", MAJOR_VERSION_STRING, "-C", vDir.getAbsolutePath(), ".");
137 }
138
139 static void checkExecOutput(OutputAnalyzer output, String expectedOutput) throws Exception {
140 try {
141 TestCommon.checkExec(output, expectedOutput);
142 } catch (java.lang.RuntimeException re) {
143 String cause = re.getMessage();
144 if (!expectedOutput.equals(cause)) {
145 throw re;
146 }
147 }
148 }
149
150 public static void main(String... args) throws Exception {
151 // create version.jar which contains Main.class and Version.class.
152 // Version.class has two versions: 8 and the current version.
153 createClassFilesAndJar();
154
155 String mainClass = "version.Main";
156 String loadInfo = "[class,load] version.Version source: shared objects file";
157 String appClasses[] = {"version/Main", "version/Version"};
158 String appJar = TestCommon.getTestJar("version.jar");
159 String appJar2 = TestCommon.getTestJar("version2.jar");
160 String verboseMode = "-verbose:class";
161 String enableMultiRelease = "-Djdk.util.jar.enableMultiRelease=true";
162 String jarVersion = null;
163 String expectedOutput = null;
164
165 // 1. default to highest version
166 // if META-INF/versions exists, no other commandline options like -Djdk.util.jar.version and
167 // -Djdk.util.jar.enableMultiRelease passed to vm
168 OutputAnalyzer output = TestCommon.dump(appJar, appClasses);
169 output.shouldContain("Loading classes to share: done.");
170 output.shouldHaveExitValue(0);
171
172 output = TestCommon.exec(appJar, verboseMode, mainClass);
173 checkExecOutput(output, "I am running on version " + MAJOR_VERSION_STRING);
174
175 // 2. Test versions 7 and the current major version.
176 // -Djdk.util.jar.enableMultiRelease=true (or force), default is true.
177 // a) -Djdk.util.jar.version=7 does not exist in jar.
178 // It will fallback to the root version which is also 7 in this test.
179 // b) -Djdk.util.jar.version=MAJOR_VERSION exists in the jar.
180 for (int i : new int[] {7, MAJOR_VERSION}) {
181 jarVersion = "-Djdk.util.jar.version=" + i;
182 expectedOutput = "I am running on version " + i;
183 output = TestCommon.dump(appJar, appClasses, enableMultiRelease, jarVersion);
184 output.shouldContain("Loading classes to share: done.");
185 output.shouldHaveExitValue(0);
186
187 output = TestCommon.exec(appJar, verboseMode, mainClass);
188 checkExecOutput(output, expectedOutput);
189 }
190
191 // 3. For unsupported version, 5 and current major version + 1, the multiversion
192 // will be turned off, so it will use the default (root) version.
193 for (int i : new int[] {5, MAJOR_VERSION + 1}) {
194 jarVersion = "-Djdk.util.jar.version=" + i;
195 output = TestCommon.dump(appJar, appClasses, enableMultiRelease, jarVersion);
196 output.shouldHaveExitValue(0);
197 // With the fix for 8172218, multi-release jar is being handled in
198 // jdk corelib which doesn't emit the following warning message.
199 //output.shouldContain("JDK" + i + " is not supported in multiple version jars");
200
201 output = TestCommon.exec(appJar, verboseMode, mainClass);
202 if (i == 5)
203 checkExecOutput(output, "I am running on version 7");
204 else
205 checkExecOutput(output, "I am running on version " + MAJOR_VERSION_STRING);
206 }
207
208 // 4. If explicitly disabled from command line for multiversion jar, it will use default
209 // version at root regardless multiversion versions exists.
210 // -Djdk.util.jar.enableMultiRelease=false (not 'true' or 'force')
211 for (int i = 6; i < MAJOR_VERSION + 1; i++) {
212 jarVersion = "-Djdk.util.jar.version=" + i;
213 output = TestCommon.dump(appJar, appClasses, "-Djdk.util.jar.enableMultiRelease=false", jarVersion);
214 output.shouldHaveExitValue(0);
215
216 output = TestCommon.exec(appJar, verboseMode, mainClass);
217 expectedOutput = "I am running on version 7";
218 checkExecOutput(output, expectedOutput);
219 }
220
221 // 5. Sanity test with -Xbootclasspath/a
222 // AppCDS behaves the same as the non-AppCDS case. A multi-release
223 // jar file in the -Xbootclasspath/a will be ignored.
224 output = TestCommon.dump(appJar, appClasses, "-Xbootclasspath/a:" + appJar, enableMultiRelease, jarVersion);
225 output.shouldContain("Loading classes to share: done.");
226 output.shouldHaveExitValue(0);
227
228 output = TestCommon.exec(appJar, "-Xbootclasspath/a:" + appJar, verboseMode, mainClass);
229 checkExecOutput(output, "I am running on version 7");
230
231 // 6. Sanity test case-insensitive "Multi-Release" attribute name
232 output = TestCommon.dump(appJar2, appClasses);
233 output.shouldContain("Loading classes to share: done.");
234 output.shouldHaveExitValue(0);
235
236 output = TestCommon.exec(appJar2, verboseMode, mainClass);
237 checkExecOutput(output, "I am running on version " + MAJOR_VERSION_STRING);
238 }
239 }
--- EOF ---