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 

    35 import java.nio.file.Paths;

    36 import java.util.Set;

    37 import javax.annotation.processing.AbstractProcessor;

    38 import javax.annotation.processing.RoundEnvironment;

    39 import javax.annotation.processing.SupportedAnnotationTypes;

    40 import javax.lang.model.SourceVersion;

    41 import javax.lang.model.element.ModuleElement;

    42 import javax.lang.model.element.ModuleElement.RequiresDirective;

    43 import javax.lang.model.element.TypeElement;

    44 import javax.lang.model.util.ElementFilter;

    45 

    46 import toolbox.JarTask;

    47 import toolbox.JavacTask;

    48 import toolbox.Task;

    49 import toolbox.ToolBox;

    50 

    51 

    52 public 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 }