1 /*

     2  * Copyright (c) 2014, 2019, 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 jdk.jartool/sun.tools.jar

    31  * @compile test-classes/Hello.java

    32  * @compile test-classes/HelloMore.java

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

    34  */

    35 

    36 import java.io.File;

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

    38 

    39 public class PrintSharedArchiveAndExit {

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

    41     // Tests specific to this test

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

    43 

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

    45     // PrintSharedArchiveAndExit. JVM should have been terminated

    46     // before reaching these outputs.

    47     TestCommon.checkExecReturn(output, ret, false,

    48                                "Usage:",            // JVM help message

    49                                "java version",      // JVM version

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

    51   }

    52 

    53   private static void log(String msg) {

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

    55     System.out.println(msg);

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

    57   }

    58 

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

    60     String appJar = JarBuilder.getOrCreateHelloJar();

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

    62 

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

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

    65 

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

    67 

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

    69     TestCommon.run(

    70         "-cp", cp,

    71         "-XX:+PrintSharedArchiveAndExit")

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

    73 

    74     TestCommon.run(

    75         "-cp", cp,

    76         "-XX:+PrintSharedArchiveAndExit",

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

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

    79 

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

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

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

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

    84 

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

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

    87 

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

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

    90 

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

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

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

    94     TestCommon.run(

    95         "-cp", cp,

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

    97         "-XX:+PrintSharedArchiveAndExit")

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

    99 

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

   101     TestCommon.run(

   102         "-cp", ".",

   103         "-XX:+PrintSharedArchiveAndExit")

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

   105 

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

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

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

   109     TestCommon.run(

   110         "-cp", invalidCP,

   111         "-XX:+PrintSharedArchiveAndExit")

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

   113 

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

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

   116     TestCommon.run(

   117         "-cp", cp,

   118         "-XX:+PrintSharedArchiveAndExit")

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

   120 

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

   122     TestCommon.run(

   123         "-cp", cp,

   124         "-XX:+PrintSharedArchiveAndExit",

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

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

   127 

   128 

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

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

   131     TestCommon.run(

   132         "-cp", cp,

   133         "-XX:+PrintSharedArchiveAndExit")

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

   135 

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

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

   138     TestCommon.run(

   139         "-cp", cp,

   140         "-XX:+PrintSharedArchiveAndExit",

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

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

   143   }

   144 }