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 8069469
  27  * @summary Make sure -Xlog:classload=info works properly with "modules" jimage,
  28             --patch-module, and with -Xbootclasspath/a
  29  * @modules java.base/jdk.internal.misc
  30  * @library /testlibrary
  31  * @compile PatchModuleMain.java
  32  * @run main PatchModuleTraceCL
  33  */
  34 
  35 import java.io.File;
  36 import jdk.test.lib.*;
  37 
  38 public class PatchModuleTraceCL {
  39 
  40     public static void main(String[] args) throws Exception {
  41         String source = "package javax.naming.spi; "                +
  42                         "public class NamingManager { "             +
  43                         "    static { "                             +
  44                         "        System.out.println(\"I pass!\"); " +
  45                         "    } "                                    +
  46                         "}";
  47 
  48         // Test -Xlog:classload=info output for --patch-module
  49         ClassFileInstaller.writeClassToDisk("javax/naming/spi/NamingManager",
  50              InMemoryJavaCompiler.compile("javax.naming.spi.NamingManager", source, "-Xmodule:java.naming"),
  51              "mods/java.naming");
  52 
  53         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("--patch-module=java.naming=mods/java.naming",
  54              "-Xlog:class+load=info", "PatchModuleMain", "javax.naming.spi.NamingManager");
  55 
  56         OutputAnalyzer output = new OutputAnalyzer(pb.start());
  57         // "modules" jimage case.
  58         output.shouldContain("[class,load] java.lang.Thread source: jrt:/java.base");
  59         // --patch-module case.
  60         output.shouldContain("[class,load] javax.naming.spi.NamingManager source: mods/java.naming");
  61         // -cp case.
  62         output.shouldContain("[class,load] PatchModuleMain source: file");
  63 
  64         // Test -Xlog:classload=info output for -Xbootclasspath/a
  65         source = "package PatchModuleTraceCL_pkg; "                 +
  66                  "public class ItIsI { "                          +
  67                  "    static { "                                  +
  68                  "        System.out.println(\"I also pass!\"); " +
  69                  "    } "                                         +
  70                  "}";
  71 
  72         ClassFileInstaller.writeClassToDisk("PatchModuleTraceCL_pkg/ItIsI",
  73              InMemoryJavaCompiler.compile("PatchModuleTraceCL_pkg.ItIsI", source),
  74              "xbcp");
  75 
  76         pb = ProcessTools.createJavaProcessBuilder("-Xbootclasspath/a:xbcp",
  77              "-Xlog:class+load=info", "PatchModuleMain", "PatchModuleTraceCL_pkg.ItIsI");
  78         output = new OutputAnalyzer(pb.start());
  79         // -Xbootclasspath/a case.
  80         output.shouldContain("[class,load] PatchModuleTraceCL_pkg.ItIsI source: xbcp");
  81         output.shouldHaveExitValue(0);
  82     }
  83 }