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  * @summary Make sure -Xpatch works when a jar file is specified for a module

    27  * @library /testlibrary

    28  * @modules java.base/jdk.internal.misc

    29  *          jdk.jartool/sun.tools.jar

    30  * @build BasicJarBuilder

    31  * @compile XpatchMain.java

    32  * @run main XpatchTestJar

    33  */

    34 

    35 import jdk.test.lib.*;

    36 

    37 public class XpatchTestJar {

    38     private static String moduleJar;

    39 

    40     public static void main(String[] args) throws Exception {

    41 

    42         // Create a class file in the module java.naming. This class file

    43         // will be put in the javanaming.jar file.

    44         String source = "package javax.naming.spi; "                +

    45                         "public class NamingManager { "             +

    46                         "    static { "                             +

    47                         "        System.out.println(\"I pass!\"); " +

    48                         "    } "                                    +

    49                         "}";

    50 

    51         ClassFileInstaller.writeClassToDisk("javax/naming/spi/NamingManager",

    52              InMemoryJavaCompiler.compile("javax.naming.spi.NamingManager", source, "-Xmodule:java.naming"),

    53              System.getProperty("test.classes"));

    54 

    55         // Build the jar file that will be used for the module "java.naming".

    56         BasicJarBuilder.build("javanaming", "javax/naming/spi/NamingManager");

    57         moduleJar = BasicJarBuilder.getTestJar("javanaming.jar");

    58 

    59         // Just to make sure we are not fooled by the class file being on the

    60         // class path where all the test classes are stored, write the NamingManager.class

    61         // file out again with output that does not contain what OutputAnalyzer

    62         // expects. This will provide confidence that the contents of the class

    63         // is truly coming from the jar file and not the class file.

    64         source =        "package javax.naming.spi; "                +

    65                         "public class NamingManager { "             +

    66                         "    static { "                             +

    67                         "        System.out.println(\"Fail!\"); "   +

    68                         "    } "                                    +

    69                         "}";

    70 

    71         ClassFileInstaller.writeClassToDisk("javax/naming/spi/NamingManager",

    72              InMemoryJavaCompiler.compile("javax.naming.spi.NamingManager", source, "-Xmodule:java.naming"),

    73              System.getProperty("test.classes"));

    74 

    75         // Supply -Xpatch with the name of the jar file for the module java.naming.

    76         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-Xpatch:java.naming=" + moduleJar,

    77              "XpatchMain", "javax.naming.spi.NamingManager");

    78 

    79         new OutputAnalyzer(pb.start())

    80             .shouldContain("I pass!")

    81             .shouldHaveExitValue(0);

    82     }

    83 }