Mercurial > hg > Members > kono > jpf-core
annotate src/main/gov/nasa/jpf/vm/ClassLoaderInfo.java @ 23:db918c531e6d
streamlined class init, which was a mixed case of registerClass()/initializeClass() and pushRequiredClinits(). Now it is a single initializeClass(ti) method which combines the previous initializeClass(), pushRequiredClinits() and pushClinit() methods. The reason for combining these is the forthcoming replacement of separately locked clinits from different DirectCallStackFrames with a single synthetic frame that calls clinits from nested synchronized blocks. This is required to model hotspot, which does cause deadlocks with concurrent init of classes that cause subclass init during their clinit executions.
author | Peter Mehlitz <Peter.C.Mehlitz@nasa.gov> |
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date | Wed, 15 Apr 2015 22:40:21 -0700 |
parents | 61d41facf527 |
children | 6774e2e08d37 |
rev | line source |
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1 /* |
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2 * Copyright (C) 2014, United States Government, as represented by the |
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3 * Administrator of the National Aeronautics and Space Administration. |
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4 * All rights reserved. |
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5 * |
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6 * The Java Pathfinder core (jpf-core) platform is licensed under the |
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7 * Apache License, Version 2.0 (the "License"); you may not use this file except |
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8 * in compliance with the License. You may obtain a copy of the License at |
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9 * |
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10 * http://www.apache.org/licenses/LICENSE-2.0. |
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11 * |
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12 * Unless required by applicable law or agreed to in writing, software |
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13 * distributed under the License is distributed on an "AS IS" BASIS, |
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14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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15 * See the License for the specific language governing permissions and |
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16 * limitations under the License. |
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17 */ |
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18 package gov.nasa.jpf.vm; |
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19 |
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20 import java.io.File; |
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21 import java.io.IOException; |
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22 import java.net.MalformedURLException; |
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23 import java.util.ArrayList; |
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24 import java.util.HashMap; |
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25 import java.util.Iterator; |
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26 import java.util.Map; |
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27 import java.util.jar.JarEntry; |
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28 import java.util.jar.JarFile; |
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29 |
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30 import gov.nasa.jpf.Config; |
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31 import gov.nasa.jpf.JPF; |
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32 import gov.nasa.jpf.JPFException; |
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33 import gov.nasa.jpf.SystemAttribute; |
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34 import gov.nasa.jpf.util.JPFLogger; |
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35 import gov.nasa.jpf.util.SparseIntVector; |
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36 import gov.nasa.jpf.util.StringSetMatcher; |
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37 |
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38 /** |
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39 * @author Nastaran Shafiei <nastaran.shafiei@gmail.com> |
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40 * |
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41 * Represents the classloader construct in VM which is responsible for loading |
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42 * classes. |
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43 */ |
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44 public class ClassLoaderInfo |
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45 implements Iterable<ClassInfo>, Comparable<ClassLoaderInfo>, Cloneable, Restorable<ClassLoaderInfo> { |
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46 |
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47 static JPFLogger log = JPF.getLogger("class"); |
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48 |
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49 |
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50 // the model class field name where we store our id |
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51 protected static final String ID_FIELD = "nativeId"; |
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52 |
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53 protected static Config config; |
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54 |
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55 // this is where we keep the global list of classloader ids |
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56 protected static SparseIntVector globalCLids; |
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57 |
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58 /** |
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59 * Map from class file URLs to first ClassInfo that was read from it. This search |
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60 * global map is used to make sure we only read class files once |
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61 */ |
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62 protected static Map<String,ClassInfo> loadedClasses; |
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63 |
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64 /** |
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65 * map from annotation class file URLs to AnnotationInfos, which have a separate JPF internal |
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66 * representation. Again, using a global map ensures we only read the related class files once |
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67 */ |
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68 protected static Map<String,AnnotationInfo> loadedAnnotations; |
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69 |
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70 // Map that keeps the classes defined (directly loaded) by this loader and the |
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71 // ones that are resolved from these defined classes |
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72 protected Map<String,ClassInfo> resolvedClasses; |
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73 |
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74 // annotations directly loaded by this classloader |
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75 protected Map<String,AnnotationInfo> resolvedAnnotations; |
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76 |
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77 // Represents the locations where this classloader can load classes form - has to be populated subclasses |
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78 protected ClassPath cp; |
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79 |
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80 // The type of the corresponding class loader object |
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81 protected ClassInfo classInfo; |
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82 |
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83 // The area containing static fields and classes |
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84 protected Statics statics; |
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85 |
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86 protected boolean roundTripRequired = false; |
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87 |
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88 // Search global id, which is the basis for canonical order of classloaders |
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89 protected int id; |
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90 |
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91 // The java.lang.ClassLoader object reference |
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92 protected int objRef; |
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93 |
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94 protected ClassLoaderInfo parent; |
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95 |
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96 |
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97 static class ClMemento implements Memento<ClassLoaderInfo> { |
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98 // note that we don't have to store the invariants (gid, parent, isSystemClassLoader) |
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99 ClassLoaderInfo cl; |
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100 Memento<Statics> staticsMemento; |
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101 Memento<ClassPath> cpMemento; |
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102 Map<String, Boolean> classAssertionStatus; |
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103 Map<String, Boolean> packageAssertionStatus; |
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104 boolean defaultAssertionStatus; |
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105 boolean isDefaultSet; |
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106 |
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107 ClMemento (ClassLoaderInfo cl){ |
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108 this.cl = cl; |
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109 staticsMemento = cl.statics.getMemento(); |
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110 cpMemento = cl.cp.getMemento(); |
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111 classAssertionStatus = new HashMap<String, Boolean>(cl.classAssertionStatus); |
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112 packageAssertionStatus = new HashMap<String, Boolean>(cl.packageAssertionStatus); |
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113 defaultAssertionStatus = cl.defaultAssertionStatus; |
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114 isDefaultSet = cl.isDefaultSet; |
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115 } |
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116 |
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117 @Override |
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118 public ClassLoaderInfo restore(ClassLoaderInfo ignored) { |
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119 staticsMemento.restore(cl.statics); |
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120 cpMemento.restore(null); |
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121 cl.classAssertionStatus = this.classAssertionStatus; |
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122 cl.packageAssertionStatus = this.packageAssertionStatus; |
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123 cl.defaultAssertionStatus = this.defaultAssertionStatus; |
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124 cl.isDefaultSet = this.isDefaultSet; |
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125 return cl; |
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126 } |
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127 } |
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128 |
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129 /** |
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130 * This is invoked by VM.initSubsystems() |
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131 */ |
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132 static void init (Config config) { |
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133 ClassLoaderInfo.config = config; |
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134 |
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135 globalCLids = new SparseIntVector(); |
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136 loadedClasses = new HashMap<String,ClassInfo>(); // not sure we actually want this for multiple runs (unless we check file stamps) |
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137 loadedAnnotations = new HashMap<String,AnnotationInfo>(); |
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138 |
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139 enabledAssertionPatterns = StringSetMatcher.getNonEmpty(config.getStringArray("vm.enable_assertions")); |
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140 disabledAssertionPatterns = StringSetMatcher.getNonEmpty(config.getStringArray("vm.disable_assertions")); |
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141 } |
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142 |
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143 public static int getNumberOfLoadedClasses (){ |
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144 return loadedClasses.size(); |
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145 } |
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146 |
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147 public static ClassInfo getCurrentResolvedClassInfo (String clsName){ |
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148 ClassLoaderInfo cl = getCurrentClassLoader(); |
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149 return cl.getResolvedClassInfo(clsName); |
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150 } |
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151 |
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152 public static ClassInfo getSystemResolvedClassInfo (String clsName){ |
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153 ClassLoaderInfo cl = getCurrentSystemClassLoader(); |
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154 return cl.getResolvedClassInfo(clsName); |
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155 } |
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156 |
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157 /** |
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158 * for use from SystemClassLoaderInfo ctor, which doesn't have a ClassLoader object |
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159 * yet and has to set cp and id itself |
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160 */ |
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161 protected ClassLoaderInfo (VM vm){ |
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162 resolvedClasses = new HashMap<String,ClassInfo>(); |
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163 resolvedAnnotations = new HashMap<String,AnnotationInfo>(); |
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164 |
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165 this.statics = createStatics(vm); |
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166 |
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167 cp = new ClassPath(); |
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168 |
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169 // registration has to happen from SystemClassLoaderInfo ctor since we are |
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170 // only partially initialized at this point |
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171 } |
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172 |
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173 /** |
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174 * for all other classloaders, which require an already instantiated ClassLoader object |
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175 */ |
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176 protected ClassLoaderInfo (VM vm, int objRef, ClassPath cp, ClassLoaderInfo parent) { |
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177 resolvedClasses = new HashMap<String,ClassInfo>(); |
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178 resolvedAnnotations = new HashMap<String,AnnotationInfo>(); |
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179 |
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180 this.parent = parent; |
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181 this.objRef = objRef; |
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182 this.cp = cp; |
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183 this.statics = createStatics(vm); |
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184 |
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185 this.id = computeId(objRef); |
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186 ElementInfo ei = vm.getModifiableElementInfo(objRef); |
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187 |
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188 ei.setIntField(ID_FIELD, id); |
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189 if (parent != null) { |
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190 ei.setReferenceField("parent", parent.objRef); |
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191 } |
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192 classInfo = ei.getClassInfo(); |
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193 roundTripRequired = isRoundTripRequired(); |
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194 |
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195 vm.registerClassLoader(this); |
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196 } |
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197 |
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198 @Override |
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199 public Memento<ClassLoaderInfo> getMemento (MementoFactory factory) { |
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200 return factory.getMemento(this); |
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201 } |
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202 |
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203 public Memento<ClassLoaderInfo> getMemento(){ |
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204 return new ClMemento(this); |
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205 } |
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206 |
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207 protected Statics createStatics (VM vm){ |
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208 Class<?>[] argTypes = { Config.class, KernelState.class }; |
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209 Object[] args = { config, vm.getKernelState() }; |
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210 |
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211 return config.getEssentialInstance("vm.statics.class", Statics.class, argTypes, args); |
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212 } |
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213 |
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214 /** |
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215 * this is our internal, search global id that is used for the |
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216 * canonical root set |
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217 */ |
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218 public int getId() { |
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219 return id; |
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220 } |
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221 |
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222 /** |
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223 * Returns the type of the corresponding class loader object |
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224 */ |
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225 public ClassInfo getClassInfo () { |
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226 return classInfo; |
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227 } |
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228 |
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229 /** |
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230 * Returns the object reference. |
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231 */ |
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232 public int getClassLoaderObjectRef () { |
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233 return objRef; |
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234 } |
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235 |
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236 protected int computeId (int objRef) { |
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237 int id = globalCLids.get(objRef); |
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238 if (id == 0) { |
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239 id = globalCLids.size() + 1; // the first systemClassLoader is not in globalCLids and always has id '0' |
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240 globalCLids.set(objRef, id); |
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241 } |
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242 return id; |
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243 } |
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244 |
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245 /** |
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246 * For optimizing the class loading mechanism, if the class loader class and the |
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247 * classes of the whole parents hierarchy are descendant of URLClassLoader and |
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248 * do not override the ClassLoader.loadClass() & URLClassLoader.findClass, resolving |
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249 * the class is done natively within JPF |
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250 */ |
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251 protected boolean isRoundTripRequired() { |
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252 return (parent!=null? parent.roundTripRequired: true) || !hasOriginalLoadingImp(); |
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253 } |
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254 |
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255 private boolean hasOriginalLoadingImp() { |
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256 String signature = "(Ljava/lang/String;)Ljava/lang/Class;"; |
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257 MethodInfo loadClass = classInfo.getMethod("loadClass" + signature, true); |
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258 MethodInfo findClass = classInfo.getMethod("findClass" + signature, true); |
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259 |
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260 return (loadClass.getClassName().equals("java.lang.ClassLoader") && |
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261 findClass.getClassName().equals("java.net.URLClassLoader")); |
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262 } |
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263 |
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264 public boolean isSystemClassLoader() { |
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265 return false; |
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266 } |
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267 |
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268 public static ClassLoaderInfo getCurrentClassLoader() { |
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269 return getCurrentClassLoader( ThreadInfo.getCurrentThread()); |
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270 } |
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271 |
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272 public static ClassLoaderInfo getCurrentClassLoader (ThreadInfo ti) { |
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273 for (StackFrame frame = ti.getTopFrame(); frame != null; frame = frame.getPrevious()){ |
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274 MethodInfo miFrame = frame.getMethodInfo(); |
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275 ClassInfo ciFrame = miFrame.getClassInfo(); |
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276 if (ciFrame != null){ |
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277 return ciFrame.getClassLoaderInfo(); |
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278 } |
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279 } |
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280 |
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281 return ti.getSystemClassLoaderInfo(); |
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282 } |
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283 |
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284 public static SystemClassLoaderInfo getCurrentSystemClassLoader() { |
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285 ThreadInfo ti = ThreadInfo.getCurrentThread(); |
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286 if (ti != null){ |
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287 return ti.getSystemClassLoaderInfo(); |
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288 } else { |
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289 // this is kind of a hack - we just use the latest SystemClassLoaderInfo instance |
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290 // this might happen if the SystemClassLoader preloads classes before we have a main thread |
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291 return SystemClassLoaderInfo.lastInstance; |
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292 } |
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293 } |
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294 |
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295 public SystemClassLoaderInfo getSystemClassLoader() { |
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296 return getCurrentSystemClassLoader(); |
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297 } |
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298 |
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299 protected ClassInfo loadSystemClass (String clsName){ |
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300 return getCurrentSystemClassLoader().loadSystemClass(clsName); |
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301 } |
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302 |
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303 protected ClassInfo createClassInfo (String typeName, ClassFileMatch match, ClassLoaderInfo definingLoader) throws ClassParseException { |
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304 return getCurrentSystemClassLoader().createClassInfo( typeName, match, definingLoader); |
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305 } |
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306 |
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307 protected ClassInfo createClassInfo (String typeName, String url, byte[] data, ClassLoaderInfo definingLoader) throws ClassParseException { |
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308 return getCurrentSystemClassLoader().createClassInfo( typeName, url, data, definingLoader); |
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309 } |
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310 |
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311 protected void setAttributes (ClassInfo ci){ |
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312 getCurrentSystemClassLoader().setAttributes(ci); |
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313 } |
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314 |
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315 |
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316 /** |
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317 * obtain ClassInfo object for given class name |
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318 * |
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319 * if the requested class or any of its superclasses and interfaces |
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320 * is not found this method will throw a ClassInfoException. Loading |
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321 * of respective superclasses and interfaces happens recursively from here. |
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322 * |
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323 * Returned ClassInfo objects are not registered yet, i.e. still have to |
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324 * be added to the ClassLoaderInfo's statics, and don't have associated java.lang.Class |
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325 * objects until registerClass(ti) is called. |
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326 * |
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327 * Before any field or method access, the class also has to be initialized, |
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328 * which can include overlayed execution of <clinit> declaredMethods, which is done |
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329 * by calling initializeClass(ti,insn) |
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330 * |
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331 * this is for loading classes from the file system |
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332 */ |
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333 public ClassInfo getResolvedClassInfo (String className) throws ClassInfoException { |
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334 String typeName = Types.getClassNameFromTypeName( className); |
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335 |
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336 ClassInfo ci = resolvedClasses.get( typeName); |
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337 if (ci == null) { |
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338 if (ClassInfo.isBuiltinClass( typeName)){ |
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339 ci = loadSystemClass( typeName); |
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340 |
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341 } else { |
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342 ClassFileMatch match = getMatch( typeName); |
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343 if (match != null){ |
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344 String url = match.getClassURL(); |
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345 ci = loadedClasses.get( url); // have we loaded the class from this source before |
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346 if (ci != null){ |
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347 if (ci.getClassLoaderInfo() != this){ // might have been loaded by another classloader |
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348 ci = ci.cloneFor(this); |
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349 } |
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350 } else { |
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351 try { |
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352 log.info("loading class ", typeName, " from ", url); |
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353 ci = match.createClassInfo(this); |
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354 |
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355 } catch (ClassParseException cpx){ |
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356 throw new ClassInfoException( "error parsing class", this, "java.lang.NoClassDefFoundError", typeName, cpx); |
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357 } |
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358 |
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359 loadedClasses.put( url, ci); |
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360 } |
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361 |
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362 } else { // no match found |
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363 throw new ClassInfoException("class not found: " + typeName, this, "java.lang.ClassNotFoundException", typeName); |
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364 } |
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365 } |
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366 |
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367 setAttributes(ci); |
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368 resolvedClasses.put(typeName, ci); |
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369 } |
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370 |
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371 return ci; |
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372 } |
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373 |
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374 /** |
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375 * this is for user defined ClassLoaders that explicitly provide the class file data |
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376 */ |
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377 public ClassInfo getResolvedClassInfo (String className, byte[] data, int offset, int length) throws ClassInfoException { |
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378 String typeName = Types.getClassNameFromTypeName( className); |
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379 ClassInfo ci = resolvedClasses.get( typeName); |
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380 |
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381 if (ci == null) { |
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382 try { |
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383 // it can't be a builtin class since we have classfile contents |
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384 String url = typeName; // three isn't really a URL for it, just choose somehting |
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385 SystemClassLoaderInfo sysCl = getCurrentSystemClassLoader(); |
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386 ci = sysCl.createClassInfo(typeName, url, data, this); |
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387 |
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388 // no use to store it in loadedClasses since the data might be dynamically generated |
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389 |
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390 } catch (ClassParseException cpx) { |
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391 throw new ClassInfoException("error parsing class", this, "java.lang.NoClassDefFoundError", typeName, cpx); |
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392 } |
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393 |
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394 setAttributes(ci); |
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395 resolvedClasses.put( typeName, ci); |
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396 } |
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397 |
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398 return ci; |
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399 } |
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400 |
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401 public AnnotationInfo getResolvedAnnotationInfo (String typeName) throws ClassInfoException { |
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402 AnnotationInfo ai = resolvedAnnotations.get(typeName); |
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403 |
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404 if (ai == null){ |
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405 ClassFileMatch match = getMatch( typeName); |
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406 if (match != null){ |
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407 String url = match.getClassURL(); |
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408 ai = loadedAnnotations.get(url); // have we loaded the class from this source before |
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409 if (ai != null) { |
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410 if (ai.getClassLoaderInfo() != this) { // might have been loaded by another classloader |
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411 ai = ai.cloneFor(this); |
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412 } |
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413 |
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414 } else { |
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415 try { |
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416 ai = match.createAnnotationInfo(this); |
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417 |
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418 } catch (ClassParseException cpx) { |
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419 throw new ClassInfoException("error parsing class", this, "java.lang.NoClassDefFoundError", typeName, cpx); |
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420 } |
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421 |
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422 loadedAnnotations.put( url, ai); |
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423 } |
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|
424 |
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parents:
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425 } else { // no match found |
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426 throw new ClassInfoException("class not found: " + typeName, this, "java.lang.ClassNotFoundException", typeName); |
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427 } |
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|
428 |
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429 resolvedAnnotations.put( typeName, ai); |
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430 } |
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|
431 |
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432 return ai; |
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|
433 } |
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|
434 |
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changeset
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435 public ClassInfo getResolvedAnnotationProxy (ClassInfo ciAnnotation){ |
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436 String typeName = ciAnnotation.getName() + "$Proxy"; |
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437 |
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438 ClassInfo ci = resolvedClasses.get( typeName); |
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439 if (ci == null) { |
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440 ci = ciAnnotation.createAnnotationProxy(typeName); |
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441 resolvedClasses.put( typeName, ci); |
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442 } |
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|
443 |
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444 return ci; |
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diff
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|
445 } |
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parents:
diff
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|
446 |
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parents:
diff
changeset
|
447 /** |
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448 * This method returns a type which implements the given functional interface |
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parents:
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449 * and contains a method that captures the behavior of the lambda expression. |
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450 */ |
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parents:
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451 public ClassInfo getResolvedFuncObjType (ClassInfo fiClassInfo, String samUniqueName, BootstrapMethodInfo bmi, String[] freeVariableTypeNames) { |
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452 String typeName = bmi.enclosingClass.getName() + "$$" + bmi.lambdaBody.getName(); |
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parents:
diff
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|
453 |
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parents:
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changeset
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454 ClassInfo funcObjType = resolvedClasses.get( typeName); |
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parents:
diff
changeset
|
455 |
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parents:
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changeset
|
456 if (funcObjType == null) { |
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parents:
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457 funcObjType = fiClassInfo.createFuncObjClassInfo(bmi, typeName, samUniqueName, freeVariableTypeNames); |
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458 resolvedClasses.put( typeName, funcObjType); |
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parents:
diff
changeset
|
459 } |
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parents:
diff
changeset
|
460 |
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parents:
diff
changeset
|
461 return funcObjType; |
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parents:
diff
changeset
|
462 } |
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parents:
diff
changeset
|
463 |
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parents:
diff
changeset
|
464 protected ClassInfo getAlreadyResolvedClassInfo(String cname) { |
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parents:
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465 return resolvedClasses.get(cname); |
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parents:
diff
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|
466 } |
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parents:
diff
changeset
|
467 |
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parents:
diff
changeset
|
468 protected void addResolvedClass(ClassInfo ci) { |
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parents:
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|
469 resolvedClasses.put(ci.getName(), ci); |
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parents:
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|
470 } |
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parents:
diff
changeset
|
471 |
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parents:
diff
changeset
|
472 protected boolean hasResolved(String cname) { |
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parents:
diff
changeset
|
473 return (resolvedClasses.get(cname)!=null); |
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parents:
diff
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|
474 } |
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parents:
diff
changeset
|
475 |
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
476 /** |
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parents:
diff
changeset
|
477 * this one is for clients that need to synchronously get an initialized classinfo. |
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parents:
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|
478 * NOTE: we don't handle clinits here. If there is one, this will throw |
61d41facf527
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parents:
diff
changeset
|
479 * an exception. NO STATIC BLOCKS / FIELDS ALLOWED |
61d41facf527
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parents:
diff
changeset
|
480 */ |
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parents:
diff
changeset
|
481 public ClassInfo getInitializedClassInfo (String clsName, ThreadInfo ti){ |
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parents:
diff
changeset
|
482 ClassInfo ci = getResolvedClassInfo(clsName); |
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parents:
diff
changeset
|
483 |
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parents:
diff
changeset
|
484 if (ci.initializeClass(ti)) { |
61d41facf527
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parents:
diff
changeset
|
485 throw new ClinitRequired(ci); |
61d41facf527
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parents:
diff
changeset
|
486 } |
61d41facf527
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parents:
diff
changeset
|
487 |
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parents:
diff
changeset
|
488 return ci; |
61d41facf527
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parents:
diff
changeset
|
489 } |
61d41facf527
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parents:
diff
changeset
|
490 |
61d41facf527
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
491 /** |
61d41facf527
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parents:
diff
changeset
|
492 * obtain ClassInfo from context that does not care about resolution, i.e. |
61d41facf527
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parents:
diff
changeset
|
493 * does not check for NoClassInfoExceptions |
61d41facf527
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parents:
diff
changeset
|
494 * |
61d41facf527
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parents:
diff
changeset
|
495 * @param className fully qualified classname to get a ClassInfo for |
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parents:
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changeset
|
496 * @return null if class was not found |
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parents:
diff
changeset
|
497 */ |
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parents:
diff
changeset
|
498 public ClassInfo tryGetResolvedClassInfo (String className){ |
61d41facf527
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parents:
diff
changeset
|
499 try { |
61d41facf527
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parents:
diff
changeset
|
500 return getResolvedClassInfo(className); |
61d41facf527
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parents:
diff
changeset
|
501 } catch (ClassInfoException cx){ |
61d41facf527
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parents:
diff
changeset
|
502 return null; |
61d41facf527
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parents:
diff
changeset
|
503 } |
61d41facf527
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
504 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
505 |
61d41facf527
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parents:
diff
changeset
|
506 public ClassInfo getClassInfo (int id) { |
61d41facf527
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parents:
diff
changeset
|
507 ElementInfo ei = statics.get(id); |
61d41facf527
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parents:
diff
changeset
|
508 if (ei != null) { |
61d41facf527
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parents:
diff
changeset
|
509 return ei.getClassInfo(); |
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parents:
diff
changeset
|
510 } else { |
61d41facf527
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parents:
diff
changeset
|
511 return null; |
61d41facf527
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parents:
diff
changeset
|
512 } |
61d41facf527
initial v8 import (history reset)
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parents:
diff
changeset
|
513 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
514 |
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initial v8 import (history reset)
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parents:
diff
changeset
|
515 // it acquires the resolvedClassInfo by executing the class loader loadClass() method |
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
516 public ClassInfo loadClass(String cname) { |
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initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
517 ClassInfo ci = null; |
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initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
518 if(roundTripRequired) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
519 // loadClass bytecode needs to be executed by the JPF vm |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
520 ci = loadClassOnJPF(cname); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
521 } else { |
61d41facf527
initial v8 import (history reset)
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parents:
diff
changeset
|
522 // This class loader and the whole parent hierarchy use the standard class loading |
61d41facf527
initial v8 import (history reset)
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parents:
diff
changeset
|
523 // mechanism, therefore the class is loaded natively |
61d41facf527
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
524 ci = loadClassOnJVM(cname); |
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initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
525 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
526 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
527 return ci; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
528 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
529 |
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parents:
diff
changeset
|
530 protected ClassInfo loadClassOnJVM(String cname) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
531 String className = Types.getClassNameFromTypeName(cname); |
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initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
532 // Check if the given class is already resolved by this loader |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
533 ClassInfo ci = getAlreadyResolvedClassInfo(className); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
534 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
535 if (ci == null) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
536 try { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
537 if(parent != null) { |
61d41facf527
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
538 ci = parent.loadClassOnJVM(cname); |
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initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
539 } else { |
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
540 ClassLoaderInfo systemClassLoader = getCurrentSystemClassLoader(); |
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
541 ci = systemClassLoader.getResolvedClassInfo(cname); |
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initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
542 } |
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
543 } catch(ClassInfoException cie) { |
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
544 if(cie.getExceptionClass().equals("java.lang.ClassNotFoundException")) { |
61d41facf527
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
545 ci = getResolvedClassInfo(cname); |
61d41facf527
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
546 } else { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
547 throw cie; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
548 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
549 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
550 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
551 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
552 return ci; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
553 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
554 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
555 // we need a system attribute to |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
556 class LoadClassRequest implements SystemAttribute { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
557 String typeName; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
558 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
559 LoadClassRequest (String typeName){ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
560 this.typeName = typeName; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
561 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
562 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
563 boolean isRequestFor( String typeName){ |
61d41facf527
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parents:
diff
changeset
|
564 return this.typeName.equals( typeName); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
565 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
566 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
567 |
61d41facf527
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
568 protected ClassInfo loadClassOnJPF (String typeName) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
569 String className = Types.getClassNameFromTypeName(typeName); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
570 // Check if the given class is already resolved by this loader |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
571 ClassInfo ci = getAlreadyResolvedClassInfo(className); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
572 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
573 if(ci != null) { // class already resolved |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
574 return ci; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
575 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
576 } else { // class is not yet resolved, do a roundtrip for the respective loadClass() method |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
577 ThreadInfo ti = VM.getVM().getCurrentThread(); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
578 StackFrame frame = ti.getReturnedDirectCall(); |
61d41facf527
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
579 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
580 if (frame != null){ // there was a roundtrip, but make sure it wasn't a recursive one |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
581 LoadClassRequest a = frame.getFrameAttr(LoadClassRequest.class); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
582 if (a != null && a.isRequestFor(typeName)){ // the roundtrip is completed |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
583 int clsObjRef = frame.pop(); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
584 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
585 if (clsObjRef == MJIEnv.NULL) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
586 throw new ClassInfoException("class not found: " + typeName, this, "java.lang.NoClassDefFoundError", typeName); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
587 } else { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
588 return ti.getEnv().getReferredClassInfo(clsObjRef); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
589 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
590 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
591 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
592 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
593 // initiate the roundtrip & bail out |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
594 pushloadClassFrame(typeName); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
595 throw new LoadOnJPFRequired(typeName); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
596 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
597 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
598 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
599 protected void pushloadClassFrame (String typeName) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
600 ThreadInfo ti = VM.getVM().getCurrentThread(); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
601 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
602 // obtain the class of this ClassLoader |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
603 ClassInfo clClass = VM.getVM().getClassInfo(objRef); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
604 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
605 // retrieve the loadClass() method of this ClassLoader class |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
606 MethodInfo miLoadClass = clClass.getMethod("loadClass(Ljava/lang/String;)Ljava/lang/Class;", true); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
607 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
608 // create a frame representing loadClass() & push it to the stack of the current thread |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
609 DirectCallStackFrame frame = miLoadClass.createDirectCallStackFrame( ti, 0); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
610 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
611 String clsName = typeName.replace('/', '.'); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
612 int sRef = ti.getEnv().newString( clsName); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
613 int argOffset = frame.setReferenceArgument( 0, objRef, null); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
614 frame.setReferenceArgument( argOffset, sRef, null); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
615 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
616 frame.setFrameAttr( new LoadClassRequest(typeName)); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
617 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
618 ti.pushFrame(frame); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
619 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
620 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
621 protected ClassInfo getDefinedClassInfo(String typeName){ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
622 ClassInfo ci = resolvedClasses.get(typeName); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
623 if(ci != null && ci.classLoader == this) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
624 return ci; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
625 } else { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
626 return null; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
627 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
628 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
629 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
630 public ElementInfo getElementInfo (String typeName) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
631 ClassInfo ci = resolvedClasses.get(typeName); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
632 if (ci != null) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
633 ClassLoaderInfo cli = ci.classLoader; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
634 Statics st = cli.statics; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
635 return st.get(ci.getId()); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
636 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
637 } else { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
638 return null; // not resolved |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
639 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
640 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
641 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
642 public ElementInfo getModifiableElementInfo (String typeName) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
643 ClassInfo ci = resolvedClasses.get(typeName); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
644 if (ci != null) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
645 ClassLoaderInfo cli = ci.classLoader; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
646 Statics st = cli.statics; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
647 return st.getModifiable(ci.getId()); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
648 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
649 } else { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
650 return null; // not resolved |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
651 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
652 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
653 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
654 protected ClassFileMatch getMatch(String typeName) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
655 if(ClassInfo.isBuiltinClass(typeName)) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
656 return null; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
657 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
658 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
659 ClassFileMatch match; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
660 try { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
661 match = cp.findMatch(typeName); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
662 } catch (ClassParseException cfx){ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
663 throw new JPFException("error reading class " + typeName, cfx); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
664 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
665 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
666 return match; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
667 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
668 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
669 /** |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
670 * Finds the first Resource in the classpath which has the specified name. |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
671 * Returns null if no Resource is found. |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
672 */ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
673 public String findResource (String resourceName){ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
674 for (String cpe : getClassPathElements()) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
675 String URL = getResourceURL(cpe, resourceName); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
676 if(URL != null) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
677 return URL; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
678 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
679 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
680 return null; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
681 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
682 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
683 /** |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
684 * Finds all resources in the classpath with the given name. Returns an |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
685 * enumeration of the URL objects. |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
686 */ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
687 public String[] findResources (String resourceName){ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
688 ArrayList<String> resources = new ArrayList(0); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
689 for (String cpe : getClassPathElements()) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
690 String URL = getResourceURL(cpe, resourceName); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
691 if(URL != null) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
692 if(!resources.contains(URL)) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
693 resources.add(URL); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
694 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
695 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
696 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
697 return resources.toArray(new String[resources.size()]); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
698 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
699 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
700 protected String getResourceURL(String path, String resource) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
701 if(resource != null) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
702 try { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
703 if (path.endsWith(".jar")){ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
704 JarFile jar = new JarFile(path); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
705 JarEntry e = jar.getJarEntry(resource); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
706 if (e != null){ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
707 File f = new File(path); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
708 return "jar:" + f.toURI().toURL().toString() + "!/" + resource; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
709 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
710 } else { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
711 File f = new File(path, resource); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
712 if (f.exists()){ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
713 return f.toURI().toURL().toString(); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
714 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
715 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
716 } catch (MalformedURLException mfx){ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
717 return null; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
718 } catch (IOException iox){ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
719 return null; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
720 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
721 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
722 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
723 return null; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
724 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
725 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
726 public Statics getStatics() { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
727 return statics; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
728 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
729 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
730 public ClassPath getClassPath() { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
731 return cp; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
732 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
733 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
734 public String[] getClassPathElements() { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
735 return cp.getPathNames(); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
736 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
737 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
738 protected ClassFileContainer createClassFileContainer (String path){ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
739 return getCurrentSystemClassLoader().createClassFileContainer(path); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
740 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
741 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
742 public void addClassPathElement (String path){ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
743 ClassFileContainer cfc = createClassFileContainer(path); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
744 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
745 if (cfc != null){ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
746 cp.addClassFileContainer(cfc); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
747 } else { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
748 log.warning("unknown classpath element: ", path); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
749 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
750 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
751 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
752 /** |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
753 * Comparison for sorting based on index. |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
754 */ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
755 @Override |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
756 public int compareTo (ClassLoaderInfo that) { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
757 return this.id - that.id; |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
758 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
759 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
760 /** |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
761 * Returns an iterator over the classes that are defined (directly loaded) by this classloader. |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
762 */ |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
763 @Override |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
764 public Iterator<ClassInfo> iterator () { |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
765 return resolvedClasses.values().iterator(); |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
766 } |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
767 |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
768 /** |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
769 * For now, this always returns true, and it used while the classloader is being |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
770 * serialized. That is going to be changed if we ever consider unloading the |
61d41facf527
initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff
changeset
|
771 * classes. For now, it is just added in analogy to ThreadInfo |
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772 */ |
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773 public boolean isAlive () { |
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774 return true; |
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775 } |
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776 |
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777 public Map<String, ClassLoaderInfo> getPackages() { |
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778 Map<String, ClassLoaderInfo> pkgs = new HashMap<String, ClassLoaderInfo>(); |
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779 for(String cname: resolvedClasses.keySet()) { |
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780 if(!ClassInfo.isBuiltinClass(cname) && cname.indexOf('.')!=-1) { |
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781 pkgs.put(cname.substring(0, cname.lastIndexOf('.')), this); |
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782 } |
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783 } |
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784 |
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785 Map<String, ClassLoaderInfo> parentPkgs = null; |
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786 if(parent!=null) { |
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787 parentPkgs = parent.getPackages(); |
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788 } |
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789 |
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790 if (parentPkgs != null) { |
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791 for (String pName: parentPkgs.keySet()) { |
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792 if (pkgs.get(pName) == null) { |
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793 pkgs.put(pName, parentPkgs.get(pName)); |
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794 } |
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795 } |
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796 } |
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797 return pkgs; |
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|
798 } |
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799 |
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800 //-------- assertion management -------- |
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801 |
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802 // set in the jpf.properties file |
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803 static StringSetMatcher enabledAssertionPatterns; |
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804 static StringSetMatcher disabledAssertionPatterns; |
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805 |
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806 protected Map<String, Boolean> classAssertionStatus = new HashMap<String, Boolean>(); |
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807 protected Map<String, Boolean> packageAssertionStatus = new HashMap<String, Boolean>(); |
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808 protected boolean defaultAssertionStatus = false; |
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809 protected boolean isDefaultSet = false; |
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|
810 |
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811 protected boolean desiredAssertionStatus(String cname) { |
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812 // class level assertion can override all their assertion settings |
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813 Boolean result = classAssertionStatus.get(cname); |
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814 if (result != null) { |
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815 return result.booleanValue(); |
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|
816 } |
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|
817 |
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818 // package level assertion can override the default assertion settings |
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819 int dotIndex = cname.lastIndexOf("."); |
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820 if (dotIndex < 0) { // check for default package |
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821 result = packageAssertionStatus.get(null); |
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822 if (result != null) { |
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823 return result.booleanValue(); |
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824 } |
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825 } |
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826 |
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827 if(dotIndex > 0) { |
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828 String pkgName = cname; |
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829 while(dotIndex > 0) { // check for the class package and its upper level packages |
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830 pkgName = pkgName.substring(0, dotIndex); |
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831 result = packageAssertionStatus.get(pkgName); |
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832 if (result != null) { |
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833 return result.booleanValue(); |
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834 } |
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835 dotIndex = pkgName.lastIndexOf(".", dotIndex-1); |
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836 } |
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837 } |
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838 |
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839 // class loader default, if it has been set, can override the settings |
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840 // specified by VM arguments |
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841 if(isDefaultSet) { |
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842 return defaultAssertionStatus; |
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843 } else { |
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844 return StringSetMatcher.isMatch(cname, enabledAssertionPatterns, disabledAssertionPatterns); |
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845 } |
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|
846 } |
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847 |
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848 public void setDefaultAssertionStatus(boolean enabled) { |
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849 isDefaultSet = true; |
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850 defaultAssertionStatus = enabled; |
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|
851 } |
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|
852 |
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853 public void setClassAssertionStatus(String cname, boolean enabled) { |
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854 classAssertionStatus.put(cname, enabled); |
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|
855 } |
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|
856 |
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|
857 public void setPackageAssertionStatus(String pname, boolean enabled) { |
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858 packageAssertionStatus.put(pname, enabled); |
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|
859 } |
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|
860 |
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861 public void clearAssertionStatus() { |
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|
862 classAssertionStatus = new HashMap<String, Boolean>(); |
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863 packageAssertionStatus = new HashMap<String, Boolean>(); |
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|
864 defaultAssertionStatus = false; |
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|
865 } |
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866 } |