test/hotspot/jtreg/vmTestbase/gc/g1/unloading/bytecode/HumongousTemplateClassGen.java

rev 59093 : imported patch randomness-code_vmTestbase_unloading
rev 59095 : [mq]: 8243434.00

*** 1,7 ****
  /*
!  * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 2015, 2020, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 27,36 ****
--- 27,38 ----
  import java.io.File;
  import java.io.FileWriter;
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.List;
+ import java.util.Random;
+ import jdk.test.lib.Utils;
  
  /*
   *  This class is compiled and invoke due the build to produce
   *  HumongousTemplateClass.java. The size of generated file is
   *  too large to store it in the repository.
*** 57,76 ****
      records.add("    }");
      records.add("\n");
  }
  
  public static void addIteration(int itNum, List<String> records) {
      records.add("    public static Object public_static_object_" + itNum
              + " = new Object();\n");
      records.add("    protected static Object protected_static_object_" + itNum
              + " = new Object();\n");
      records.add("    private static Object private_static_Object_" + itNum
              + " = new Object();\n");
      records.add("\n");
      records.add("    public static long public_static_long_" + itNum + ";\n");
      records.add("    protected static long protected_static_long_" + itNum
!             + " = new Random().nextLong();\n");
      records.add("    private static long private_static_long_" + itNum
              + " = 42;\n");
      records.add("\n");
      records.add("    public Object public_object_" + itNum
              + " = new Object();\n");
--- 59,79 ----
      records.add("    }");
      records.add("\n");
  }
  
  public static void addIteration(int itNum, List<String> records) {
+     Random rng = Utils.getRandomInstance();
      records.add("    public static Object public_static_object_" + itNum
              + " = new Object();\n");
      records.add("    protected static Object protected_static_object_" + itNum
              + " = new Object();\n");
      records.add("    private static Object private_static_Object_" + itNum
              + " = new Object();\n");
      records.add("\n");
      records.add("    public static long public_static_long_" + itNum + ";\n");
      records.add("    protected static long protected_static_long_" + itNum
!             + " = " + rng.nextLong() + "L;\n");
      records.add("    private static long private_static_long_" + itNum
              + " = 42;\n");
      records.add("\n");
      records.add("    public Object public_object_" + itNum
              + " = new Object();\n");
*** 80,90 ****
              + " = new Object();\n");
      records.add("\n");
      records.add("    public long public_long_" + itNum + " = 43;\n");
      records.add("    protected long protected_long_" + itNum + " = 44;\n");
      records.add("    private long private_long_" + itNum
!             + " = new Random().nextLong();\n");
  }
  public static void main(String[] args) throws Exception {
      if (args.length < 1) {
          System.out.println("Usage: HumongousTemplateClassGen "
                          + "<vm-testbase_src_folder>");
--- 83,93 ----
              + " = new Object();\n");
      records.add("\n");
      records.add("    public long public_long_" + itNum + " = 43;\n");
      records.add("    protected long protected_long_" + itNum + " = 44;\n");
      records.add("    private long private_long_" + itNum
!             + " = " + rng.nextLong() + "L;\n");
  }
  public static void main(String[] args) throws Exception {
      if (args.length < 1) {
          System.out.println("Usage: HumongousTemplateClassGen "
                          + "<vm-testbase_src_folder>");