MutliReleaseModuleInfoTest.java revision 3656:238ab021ff4d 
1/*
2 * Copyright (c) 2016, 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.
18 *
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.
22 */
23
24/*
25 * @test
26 * @bug 8156568
27 * @summary Update javac to support compiling against a modular multi-release JAR
28 * @library /tools/lib
29 * @modules jdk.compiler/com.sun.tools.javac.api
30 *          jdk.compiler/com.sun.tools.javac.main
31 * @build toolbox.ToolBox toolbox.JarTask toolbox.JavacTask
32 * @run main MutliReleaseModuleInfoTest
33 */
34
35import java.nio.file.Paths;
36import java.util.Set;
37import javax.annotation.processing.AbstractProcessor;
38import javax.annotation.processing.RoundEnvironment;
39import javax.annotation.processing.SupportedAnnotationTypes;
40import javax.lang.model.SourceVersion;
41import javax.lang.model.element.ModuleElement;
42import javax.lang.model.element.ModuleElement.RequiresDirective;
43import javax.lang.model.element.TypeElement;
44import javax.lang.model.util.ElementFilter;
45
46import toolbox.JarTask;
47import toolbox.JavacTask;
48import toolbox.Task;
49import toolbox.ToolBox;
50
51
52public class MutliReleaseModuleInfoTest {
53
54    private final String service_mi =
55            "module service {\n" +
56            "}\n";
57
58    private final String service =
59            "package service;\n" +
60            "public class Service {\n" +
61            "}\n";
62
63    private final String service_mi9 =
64            "module service {\n" +
65            "    requires java.desktop;\n" +
66            "}\n";
67
68    private final String service9 =
69            "package service;\n" +
70            "public class Service {\n" +
71            "}\n";
72
73    private final String client_mi =
74            "module client {\n" +
75            "    requires service;\n" +
76            "}\n";
77
78    private final String manifest =
79        "Manifest-Version: 1.0\n" +
80        "Multi-Release: true\n";
81
82    private final ToolBox tb = new ToolBox();
83
84    public static void main(String [] args) throws Exception {
85        new MutliReleaseModuleInfoTest().runTest();
86    }
87
88    private void runTest() throws Exception {
89        tb.createDirectories("classes", "classes/META-INF/versions/9");
90        new JavacTask(tb)
91                .outdir("classes")
92                .sources(service_mi, service)
93                .run();
94        new JavacTask(tb)
95                .outdir("classes/META-INF/versions/9")
96                .sources(service_mi9, service9)
97                .run();
98        new JarTask(tb, "multi-release.jar")
99                .manifest(manifest)
100                .baseDir("classes")
101                .files("module-info.class", "service/Service.class",
102                       "META-INF/versions/9/module-info.class",
103                       "META-INF/versions/9/service/Service.class")
104                .run();
105        tb.cleanDirectory(Paths.get("classes"));
106
107        tb.writeFile("module-info.java", client_mi);
108        Task.Result result = new JavacTask(tb)
109                .outdir("classes")
110                .options("-processor", VerifyRequires.class.getName(),
111                               "--module-path", "multi-release.jar")
112                .files("module-info.java")
113                .run();
114        result.writeAll();
115        tb.deleteFiles("module-info.java");
116
117        tb.deleteFiles(
118                "multi-release.jar",
119                "classes/module-info.class",
120                "classes"
121        );
122    }
123
124    @SupportedAnnotationTypes("*")
125    public static final class VerifyRequires extends AbstractProcessor {
126
127        @Override
128        public boolean process(Set<? extends TypeElement> u, RoundEnvironment r) {
129            ModuleElement sm = processingEnv.getElementUtils().getModuleElement("service");
130            if (sm == null) {
131                throw new AssertionError("Cannot find the service module!");
132            }
133            boolean foundjd = false;
134            for (RequiresDirective rd : ElementFilter.requiresIn(sm.getDirectives())) {
135                foundjd |= rd.getDependency().getSimpleName().contentEquals("java.desktop");
136            }
137            if (!foundjd) {
138                throw new AssertionError("Missing dependency on java desktop module!");
139            }
140            return false;
141        }
142
143        @Override
144        public SourceVersion getSupportedSourceVersion() {
145            return SourceVersion.latest();
146        }
147    }
148}
149