1 /*

     2  * Copyright (c) 2014, 2018, 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 /*

    26  * @test

    27  * @summary test the -XX:+PrintSharedArchiveAndExit flag

    28  * @requires vm.cds

    29  * @library /test/lib

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

    31  *          java.management

    32  *          jdk.jartool/sun.tools.jar

    33  * @compile test-classes/Hello.java

    34  * @compile test-classes/HelloMore.java

    35  * @run main/othervm/timeout=3600 PrintSharedArchiveAndExit

    36  */

    37 

    38 import java.io.File;

    39 import jdk.test.lib.process.OutputAnalyzer;

    40 

    41 public class PrintSharedArchiveAndExit {

    42   private static void check(OutputAnalyzer output, int ret, boolean checkContain, String... matches) throws Exception {

    43     // Tests specific to this test

    44     TestCommon.checkExecReturn(output, ret, checkContain, matches);

    45 

    46     // In all test case, we should never print out the following due to

    47     // PrintSharedArchiveAndExit. JVM should have been terminated

    48     // before reaching these outputs.

    49     TestCommon.checkExecReturn(output, ret, false,

    50                                "Usage:",            // JVM help message

    51                                "java version",      // JVM version

    52                                "Hello World");      // output from the Hello.class in hello.jar

    53   }

    54 

    55   private static void log(String msg) {

    56     System.out.println(">---------------------------------------------------------------------");

    57     System.out.println(msg);

    58     System.out.println("<---------------------------------------------------------------------");

    59   }

    60 

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

    62     String appJar = JarBuilder.getOrCreateHelloJar();

    63     String appJar2 = JarBuilder.build("PrintSharedArchiveAndExit-more", "HelloMore");

    64 

    65     String cp = appJar + File.pathSeparator + appJar2;

    66     String lastCheckMsg = "checking shared classpath entry: " + appJar2; // the last JAR to check

    67 

    68     TestCommon.testDump(cp, TestCommon.list("Hello", "HelloMore"));

    69 

    70     log("Normal execution -- all the JAR paths should be checked");

    71     TestCommon.run(

    72         "-cp", cp,

    73         "-XX:+PrintSharedArchiveAndExit")

    74       .ifNoMappingFailure(output -> check(output, 0, true, lastCheckMsg));

    75 

    76     TestCommon.run(

    77         "-cp", cp,

    78         "-XX:+PrintSharedArchiveAndExit",

    79         "-XX:+PrintSharedDictionary")  // Test PrintSharedDictionary as well.

    80       .ifNoMappingFailure(output -> check(output, 0, true, lastCheckMsg, "java.lang.Object"));

    81 

    82     log("Normal execution -- Make sure -version, help message and app main()\n" +

    83         "class are not invoked. These are checked inside check().");

    84     TestCommon.run("-cp", cp, "-XX:+PrintSharedArchiveAndExit", "-version")

    85       .ifNoMappingFailure(output -> check(output, 0, true, lastCheckMsg));

    86 

    87     TestCommon.run("-cp", cp, "-XX:+PrintSharedArchiveAndExit", "-help")

    88       .ifNoMappingFailure(output -> check(output, 0, true, lastCheckMsg));

    89 

    90     TestCommon.run("-cp", cp, "-XX:+PrintSharedArchiveAndExit", "Hello")

    91       .ifNoMappingFailure(output -> check(output, 0, true, lastCheckMsg));

    92 

    93     log("Execution with simple errors -- with 'simple' errors like missing or modified\n" +

    94         "JAR files, the VM should try to continue to print the remaining information.\n" +

    95         "Use an invalid Boot CP -- all the JAR paths should be checked");

    96     TestCommon.run(

    97         "-cp", cp,

    98         "-Xbootclasspath/a:foo.jar",

    99         "-XX:+PrintSharedArchiveAndExit")

   100       .ifNoMappingFailure(output -> check(output, 1, true, lastCheckMsg, "[BOOT classpath mismatch, "));

   101 

   102     log("Use an App CP shorter than the one at dump time -- all the JAR paths should be checked");

   103     TestCommon.run(

   104         "-cp", ".",

   105         "-XX:+PrintSharedArchiveAndExit")

   106       .ifNoMappingFailure(output -> check(output, 1, true, lastCheckMsg, "Run time APP classpath is shorter than the one at dump time: ."));

   107 

   108     log("Use an invalid App CP -- all the JAR paths should be checked.\n" +

   109         "Non-existing jar files will be ignored.");

   110     String invalidCP = "non-existing-dir" + File.pathSeparator + cp;

   111     TestCommon.run(

   112         "-cp", invalidCP,

   113         "-XX:+PrintSharedArchiveAndExit")

   114       .ifNoMappingFailure(output -> check(output, 0, true, lastCheckMsg));

   115 

   116     log("Changed modification time of hello.jar -- all the JAR paths should be checked");

   117     (new File(appJar)).setLastModified(System.currentTimeMillis() + 2000);

   118     TestCommon.run(

   119         "-cp", cp,

   120         "-XX:+PrintSharedArchiveAndExit")

   121       .ifNoMappingFailure(output -> check(output, 1, true, lastCheckMsg, "[Timestamp mismatch]"));

   122 

   123     log("Even if hello.jar is out of date, we should still be able to print the dictionary.");

   124     TestCommon.run(

   125         "-cp", cp,

   126         "-XX:+PrintSharedArchiveAndExit",

   127         "-XX:+PrintSharedDictionary")  // Test PrintSharedDictionary as well.

   128       .ifNoMappingFailure(output -> check(output, 1, true, lastCheckMsg, "java.lang.Object"));

   129 

   130 

   131     log("Remove hello.jar -- all the JAR paths should be checked");

   132     (new File(appJar)).delete();

   133     TestCommon.run(

   134         "-cp", cp,

   135         "-XX:+PrintSharedArchiveAndExit")

   136       .ifNoMappingFailure(output -> check(output, 1, true, lastCheckMsg, "[Required classpath entry does not exist: " + appJar + "]"));

   137 

   138     log("Execution with major errors -- with 'major' errors like the JSA file\n" +

   139         "is missing, we should stop immediately to avoid crashing the JVM.");

   140     TestCommon.run(

   141         "-cp", cp,

   142         "-XX:+PrintSharedArchiveAndExit",

   143         "-XX:SharedArchiveFile=./no-such-fileappcds.jsa")

   144       .ifNoMappingFailure(output -> check(output, 1, false, lastCheckMsg));

   145   }

   146 }