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 package gc.g1.unloading.configuration;
  24 
  25 /**
  26  * Configuration object encapsulates test configuration.
  27  */
  28 public class TestConfiguration {
  29 
  30     private ReleaseRefMode releaseRefMode = ReleaseRefMode.NONE;
  31 
  32     private WhatToKeep whatToKeep = WhatToKeep.CLASS;
  33 
  34     private ClassloadingMethod classloadingMethod = ClassloadingMethod.REFLECTION;
  35 
  36     private KeepRefMode keepRefMode = KeepRefMode.STRONG_REFERENCE;
  37 
  38     private boolean humongousClass = false;
  39 
  40     private int compilationLevel = 0;
  41 
  42     private int compilationNumber = 2;
  43 
  44     private boolean redefineClasses = false;
  45 
  46     private boolean inMemoryCompilation = false;
  47 
  48     public ReleaseRefMode getReleaseRefMode() {
  49         return releaseRefMode;
  50     }
  51 
  52     public WhatToKeep getWhatToKeep() {
  53         return whatToKeep;
  54     }
  55 
  56     public ClassloadingMethod getClassloadingMethod() {
  57         return classloadingMethod;
  58     }
  59 
  60     public KeepRefMode getKeepRefMode() {
  61         return keepRefMode;
  62     }
  63 
  64     public boolean isHumongousClass() {
  65         return humongousClass;
  66     }
  67 
  68     public int getCompilationLevel() {
  69         return compilationLevel;
  70     }
  71 
  72     public int getCompilationNumber() {
  73         return compilationNumber;
  74     }
  75 
  76     public boolean isRedefineClasses() {
  77         return redefineClasses;
  78     }
  79 
  80     public boolean isInMemoryCompilation() {
  81         return inMemoryCompilation;
  82     }
  83 
  84     public int getNumberOfGCsBeforeCheck() {
  85         return numberOfGCsBeforeCheck;
  86     }
  87 
  88     public int getNumberOfChecksLimit() {
  89         return numberOfChecksLimit;
  90     }
  91 
  92     private int numberOfGCsBeforeCheck = 50;
  93 
  94     private int numberOfChecksLimit = -1;
  95 
  96     public static TestConfiguration createTestConfiguration(String[] args) {
  97         TestConfiguration c = new TestConfiguration();
  98         for (int i = 0; i < args.length; i++) {
  99             if ("-referenceMode".equalsIgnoreCase(args[i])) {
 100                 c.releaseRefMode = ReleaseRefMode.valueOf(args[i + 1].toUpperCase());
 101             } else if ("-numberOfGCsBeforeCheck".equalsIgnoreCase(args[i])) {
 102                 c.numberOfGCsBeforeCheck = Integer.valueOf(args[i + 1].toUpperCase());
 103             } else if ("-keep".equalsIgnoreCase(args[i])) {
 104                 c.whatToKeep = WhatToKeep.valueOf(args[i + 1].toUpperCase());
 105             } else if ("-classloadingMethod".equalsIgnoreCase(args[i])) {
 106                 c.classloadingMethod = ClassloadingMethod.valueOf(args[ i + 1].toUpperCase());
 107             } else if ("-keepRefMode".equalsIgnoreCase(args[i])) {
 108                 c.keepRefMode = KeepRefMode.valueOf(args[i + 1]);
 109             } else if ("-humongousClass".equalsIgnoreCase(args[i])) {
 110                 c.humongousClass = "true".equals(args[i + 1]);
 111             } else if ("-compilationLevel".equalsIgnoreCase(args[i])) {
 112                 c.compilationLevel = Integer.valueOf(args[i + 1]);
 113             } else if ("-compilationNumber".equalsIgnoreCase(args[i])) {
 114                 c.compilationNumber = Integer.valueOf(args[i + 1]);
 115             } else if ("-redefineClasses".equalsIgnoreCase(args[i])) {
 116                 c.redefineClasses = "true".equals(args[i + 1]);
 117             } else if ("-inMemoryCompilation".equalsIgnoreCase(args[i])) {
 118                 c.inMemoryCompilation = "true".equals(args[i + 1]);
 119             } else if ("-numberOfChecksLimit".equalsIgnoreCase(args[i])) {
 120                 c.numberOfChecksLimit = Integer.parseInt(args[i + 1]);
 121             } else if (args[i].startsWith("-") && ! "-stressTime".equals(args[i])) {
 122                 System.out.println("\n\nWarning!! Unrecognized option " + args[i] + "\n\n");
 123             }
 124         }
 125         System.out.println("releaseRefMode = " + c.releaseRefMode);
 126         System.out.println("whatToKeep = " + c.whatToKeep);
 127         System.out.println("classlodingMethod = " + c.classloadingMethod);
 128         System.out.println("numberOfGCsBeforeCheck = " + c.numberOfGCsBeforeCheck);
 129         System.out.println("keepRefMode = " + c.keepRefMode);
 130         System.out.println("humongousClass = " + c.humongousClass);
 131         System.out.println("compilationLevel = " + c.compilationLevel);
 132         System.out.println("compilationNumber = " + c.compilationNumber);
 133         System.out.println("redefineClasses = " + c.redefineClasses);
 134         System.out.println("inMemoryCompilation = " + c.inMemoryCompilation);
 135         System.out.println("numberOfChecksLimit = " + c.numberOfChecksLimit);
 136         return c;
 137     }
 138 
 139 }