Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/oops/InstanceKlass.java @ 17524:89152779163c
Merge with jdk8-b132
| author | Gilles Duboscq <duboscq@ssw.jku.at> |
|---|---|
| date | Wed, 15 Oct 2014 11:59:32 +0200 |
| parents | 4ca6dc0799b6 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 17524 | 2 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. |
| 0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 25 package sun.jvm.hotspot.oops; | |
| 26 | |
| 27 import java.io.*; | |
| 28 import java.util.*; | |
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29 import sun.jvm.hotspot.classfile.ClassLoaderData; |
| 0 | 30 import sun.jvm.hotspot.debugger.*; |
| 31 import sun.jvm.hotspot.memory.*; | |
| 32 import sun.jvm.hotspot.runtime.*; | |
| 33 import sun.jvm.hotspot.types.*; | |
| 34 import sun.jvm.hotspot.utilities.*; | |
| 35 | |
| 36 // An InstanceKlass is the VM level representation of a Java class. | |
| 37 | |
| 38 public class InstanceKlass extends Klass { | |
| 39 static { | |
| 40 VM.registerVMInitializedObserver(new Observer() { | |
| 41 public void update(Observable o, Object data) { | |
| 42 initialize(VM.getVM().getTypeDataBase()); | |
| 43 } | |
| 44 }); | |
| 45 } | |
| 46 | |
| 47 // field offset constants | |
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48 private static int ACCESS_FLAGS_OFFSET; |
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49 private static int NAME_INDEX_OFFSET; |
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50 private static int SIGNATURE_INDEX_OFFSET; |
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51 private static int INITVAL_INDEX_OFFSET; |
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52 private static int LOW_OFFSET; |
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53 private static int HIGH_OFFSET; |
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54 private static int FIELD_SLOTS; |
| 7587 | 55 private static short FIELDINFO_TAG_SIZE; |
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56 private static short FIELDINFO_TAG_MASK; |
| 7587 | 57 private static short FIELDINFO_TAG_OFFSET; |
| 0 | 58 |
| 59 // ClassState constants | |
| 60 private static int CLASS_STATE_ALLOCATED; | |
| 61 private static int CLASS_STATE_LOADED; | |
| 62 private static int CLASS_STATE_LINKED; | |
| 63 private static int CLASS_STATE_BEING_INITIALIZED; | |
| 64 private static int CLASS_STATE_FULLY_INITIALIZED; | |
| 65 private static int CLASS_STATE_INITIALIZATION_ERROR; | |
| 66 | |
| 67 private static synchronized void initialize(TypeDataBase db) throws WrongTypeException { | |
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68 Type type = db.lookupType("InstanceKlass"); |
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69 arrayKlasses = new MetadataField(type.getAddressField("_array_klasses"), 0); |
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70 methods = type.getAddressField("_methods"); |
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71 methodOrdering = type.getAddressField("_method_ordering"); |
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72 localInterfaces = type.getAddressField("_local_interfaces"); |
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73 transitiveInterfaces = type.getAddressField("_transitive_interfaces"); |
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74 fields = type.getAddressField("_fields"); |
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75 javaFieldsCount = new CIntField(type.getCIntegerField("_java_fields_count"), 0); |
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76 constants = new MetadataField(type.getAddressField("_constants"), 0); |
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77 classLoaderData = type.getAddressField("_class_loader_data"); |
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78 sourceDebugExtension = type.getAddressField("_source_debug_extension"); |
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79 innerClasses = type.getAddressField("_inner_classes"); |
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80 sourceFileNameIndex = new CIntField(type.getCIntegerField("_source_file_name_index"), 0); |
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81 nonstaticFieldSize = new CIntField(type.getCIntegerField("_nonstatic_field_size"), 0); |
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82 staticFieldSize = new CIntField(type.getCIntegerField("_static_field_size"), 0); |
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83 staticOopFieldCount = new CIntField(type.getCIntegerField("_static_oop_field_count"), 0); |
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84 nonstaticOopMapSize = new CIntField(type.getCIntegerField("_nonstatic_oop_map_size"), 0); |
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85 isMarkedDependent = new CIntField(type.getCIntegerField("_is_marked_dependent"), 0); |
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86 initState = new CIntField(type.getCIntegerField("_init_state"), 0); |
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87 vtableLen = new CIntField(type.getCIntegerField("_vtable_len"), 0); |
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88 itableLen = new CIntField(type.getCIntegerField("_itable_len"), 0); |
| 0 | 89 breakpoints = type.getAddressField("_breakpoints"); |
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90 genericSignatureIndex = new CIntField(type.getCIntegerField("_generic_signature_index"), 0); |
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91 majorVersion = new CIntField(type.getCIntegerField("_major_version"), 0); |
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92 minorVersion = new CIntField(type.getCIntegerField("_minor_version"), 0); |
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93 headerSize = Oop.alignObjectOffset(type.getSize()); |
| 0 | 94 |
| 95 // read field offset constants | |
| 3938 | 96 ACCESS_FLAGS_OFFSET = db.lookupIntConstant("FieldInfo::access_flags_offset").intValue(); |
| 97 NAME_INDEX_OFFSET = db.lookupIntConstant("FieldInfo::name_index_offset").intValue(); | |
| 98 SIGNATURE_INDEX_OFFSET = db.lookupIntConstant("FieldInfo::signature_index_offset").intValue(); | |
| 99 INITVAL_INDEX_OFFSET = db.lookupIntConstant("FieldInfo::initval_index_offset").intValue(); | |
| 7587 | 100 LOW_OFFSET = db.lookupIntConstant("FieldInfo::low_packed_offset").intValue(); |
| 101 HIGH_OFFSET = db.lookupIntConstant("FieldInfo::high_packed_offset").intValue(); | |
| 3938 | 102 FIELD_SLOTS = db.lookupIntConstant("FieldInfo::field_slots").intValue(); |
| 7587 | 103 FIELDINFO_TAG_SIZE = db.lookupIntConstant("FIELDINFO_TAG_SIZE").shortValue(); |
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104 FIELDINFO_TAG_MASK = db.lookupIntConstant("FIELDINFO_TAG_MASK").shortValue(); |
| 7587 | 105 FIELDINFO_TAG_OFFSET = db.lookupIntConstant("FIELDINFO_TAG_OFFSET").shortValue(); |
| 106 | |
| 0 | 107 // read ClassState constants |
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108 CLASS_STATE_ALLOCATED = db.lookupIntConstant("InstanceKlass::allocated").intValue(); |
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109 CLASS_STATE_LOADED = db.lookupIntConstant("InstanceKlass::loaded").intValue(); |
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110 CLASS_STATE_LINKED = db.lookupIntConstant("InstanceKlass::linked").intValue(); |
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111 CLASS_STATE_BEING_INITIALIZED = db.lookupIntConstant("InstanceKlass::being_initialized").intValue(); |
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112 CLASS_STATE_FULLY_INITIALIZED = db.lookupIntConstant("InstanceKlass::fully_initialized").intValue(); |
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113 CLASS_STATE_INITIALIZATION_ERROR = db.lookupIntConstant("InstanceKlass::initialization_error").intValue(); |
| 0 | 114 |
| 115 } | |
| 116 | |
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117 public InstanceKlass(Address addr) { |
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118 super(addr); |
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119 if (getJavaFieldsCount() != getAllFieldsCount()) { |
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120 // Exercise the injected field logic |
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121 for (int i = getJavaFieldsCount(); i < getAllFieldsCount(); i++) { |
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122 getFieldName(i); |
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123 getFieldSignature(i); |
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124 } |
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125 } |
| 0 | 126 } |
| 127 | |
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128 private static MetadataField arrayKlasses; |
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129 private static AddressField methods; |
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130 private static AddressField methodOrdering; |
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131 private static AddressField localInterfaces; |
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132 private static AddressField transitiveInterfaces; |
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133 private static AddressField fields; |
| 3938 | 134 private static CIntField javaFieldsCount; |
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135 private static MetadataField constants; |
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136 private static AddressField classLoaderData; |
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137 private static AddressField sourceDebugExtension; |
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138 private static AddressField innerClasses; |
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139 private static CIntField sourceFileNameIndex; |
| 0 | 140 private static CIntField nonstaticFieldSize; |
| 141 private static CIntField staticFieldSize; | |
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142 private static CIntField staticOopFieldCount; |
| 0 | 143 private static CIntField nonstaticOopMapSize; |
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144 private static CIntField isMarkedDependent; |
| 0 | 145 private static CIntField initState; |
| 146 private static CIntField vtableLen; | |
| 147 private static CIntField itableLen; | |
| 148 private static AddressField breakpoints; | |
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149 private static CIntField genericSignatureIndex; |
| 0 | 150 private static CIntField majorVersion; |
| 151 private static CIntField minorVersion; | |
| 152 | |
| 153 // type safe enum for ClassState from instanceKlass.hpp | |
| 154 public static class ClassState { | |
| 155 public static final ClassState ALLOCATED = new ClassState("allocated"); | |
| 156 public static final ClassState LOADED = new ClassState("loaded"); | |
| 157 public static final ClassState LINKED = new ClassState("linked"); | |
| 158 public static final ClassState BEING_INITIALIZED = new ClassState("beingInitialized"); | |
| 159 public static final ClassState FULLY_INITIALIZED = new ClassState("fullyInitialized"); | |
| 160 public static final ClassState INITIALIZATION_ERROR = new ClassState("initializationError"); | |
| 161 | |
| 162 private ClassState(String value) { | |
| 163 this.value = value; | |
| 164 } | |
| 165 | |
| 166 public String toString() { | |
| 167 return value; | |
| 168 } | |
| 169 | |
| 170 private String value; | |
| 171 } | |
| 172 | |
| 3939 | 173 public int getInitStateAsInt() { return (int) initState.getValue(this); } |
| 0 | 174 public ClassState getInitState() { |
| 175 int state = getInitStateAsInt(); | |
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176 if (state == CLASS_STATE_ALLOCATED) { |
| 0 | 177 return ClassState.ALLOCATED; |
| 178 } else if (state == CLASS_STATE_LOADED) { | |
| 179 return ClassState.LOADED; | |
| 180 } else if (state == CLASS_STATE_LINKED) { | |
| 181 return ClassState.LINKED; | |
| 182 } else if (state == CLASS_STATE_BEING_INITIALIZED) { | |
| 183 return ClassState.BEING_INITIALIZED; | |
| 184 } else if (state == CLASS_STATE_FULLY_INITIALIZED) { | |
| 185 return ClassState.FULLY_INITIALIZED; | |
| 186 } else if (state == CLASS_STATE_INITIALIZATION_ERROR) { | |
| 187 return ClassState.INITIALIZATION_ERROR; | |
| 188 } else { | |
| 189 throw new RuntimeException("should not reach here"); | |
| 190 } | |
| 191 } | |
| 192 | |
| 193 // initialization state quaries | |
| 194 public boolean isLoaded() { | |
| 195 return getInitStateAsInt() >= CLASS_STATE_LOADED; | |
| 196 } | |
| 197 | |
| 198 public boolean isLinked() { | |
| 199 return getInitStateAsInt() >= CLASS_STATE_LINKED; | |
| 200 } | |
| 201 | |
| 202 public boolean isInitialized() { | |
| 203 return getInitStateAsInt() == CLASS_STATE_FULLY_INITIALIZED; | |
| 204 } | |
| 205 | |
| 206 public boolean isNotInitialized() { | |
| 207 return getInitStateAsInt() < CLASS_STATE_BEING_INITIALIZED; | |
| 208 } | |
| 209 | |
| 210 public boolean isBeingInitialized() { | |
| 211 return getInitStateAsInt() == CLASS_STATE_BEING_INITIALIZED; | |
| 212 } | |
| 213 | |
| 214 public boolean isInErrorState() { | |
| 215 return getInitStateAsInt() == CLASS_STATE_INITIALIZATION_ERROR; | |
| 216 } | |
| 217 | |
| 218 public int getClassStatus() { | |
| 219 int result = 0; | |
| 220 if (isLinked()) { | |
| 221 result |= JVMDIClassStatus.VERIFIED | JVMDIClassStatus.PREPARED; | |
| 222 } | |
| 223 | |
| 224 if (isInitialized()) { | |
| 225 if (Assert.ASSERTS_ENABLED) { | |
| 226 Assert.that(isLinked(), "Class status is not consistent"); | |
| 227 } | |
| 228 result |= JVMDIClassStatus.INITIALIZED; | |
| 229 } | |
| 230 | |
| 231 if (isInErrorState()) { | |
| 232 result |= JVMDIClassStatus.ERROR; | |
| 233 } | |
| 234 return result; | |
| 235 } | |
| 236 | |
| 237 // Byteside of the header | |
| 238 private static long headerSize; | |
| 239 | |
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240 public long getObjectSize(Oop object) { |
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241 return getSizeHelper() * VM.getVM().getAddressSize(); |
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242 } |
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243 |
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244 public long getSize() { |
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245 return Oop.alignObjectSize(getHeaderSize() + Oop.alignObjectOffset(getVtableLen()) + |
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246 Oop.alignObjectOffset(getItableLen()) + Oop.alignObjectOffset(getNonstaticOopMapSize())); |
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247 } |
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248 |
| 0 | 249 public static long getHeaderSize() { return headerSize; } |
| 250 | |
| 3938 | 251 public short getFieldAccessFlags(int index) { |
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252 return getFields().at(index * FIELD_SLOTS + ACCESS_FLAGS_OFFSET); |
| 3938 | 253 } |
| 254 | |
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255 public short getFieldNameIndex(int index) { |
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256 if (index >= getJavaFieldsCount()) throw new IndexOutOfBoundsException("not a Java field;"); |
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257 return getFields().at(index * FIELD_SLOTS + NAME_INDEX_OFFSET); |
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258 } |
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259 |
| 3938 | 260 public Symbol getFieldName(int index) { |
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261 int nameIndex = getFields().at(index * FIELD_SLOTS + NAME_INDEX_OFFSET); |
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262 if (index < getJavaFieldsCount()) { |
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263 return getConstants().getSymbolAt(nameIndex); |
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264 } else { |
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265 return vmSymbols.symbolAt(nameIndex); |
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266 } |
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267 } |
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268 |
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269 public short getFieldSignatureIndex(int index) { |
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270 if (index >= getJavaFieldsCount()) throw new IndexOutOfBoundsException("not a Java field;"); |
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271 return getFields().at(index * FIELD_SLOTS + SIGNATURE_INDEX_OFFSET); |
| 3938 | 272 } |
| 273 | |
| 274 public Symbol getFieldSignature(int index) { | |
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275 int signatureIndex = getFields().at(index * FIELD_SLOTS + SIGNATURE_INDEX_OFFSET); |
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276 if (index < getJavaFieldsCount()) { |
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277 return getConstants().getSymbolAt(signatureIndex); |
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278 } else { |
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279 return vmSymbols.symbolAt(signatureIndex); |
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280 } |
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281 } |
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282 |
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283 public short getFieldGenericSignatureIndex(int index) { |
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284 // int len = getFields().length(); |
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285 int allFieldsCount = getAllFieldsCount(); |
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286 int generic_signature_slot = allFieldsCount * FIELD_SLOTS; |
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287 for (int i = 0; i < allFieldsCount; i++) { |
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288 short flags = getFieldAccessFlags(i); |
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289 AccessFlags access = new AccessFlags(flags); |
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290 if (i == index) { |
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291 if (access.fieldHasGenericSignature()) { |
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292 return getFields().at(generic_signature_slot); |
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293 } else { |
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294 return 0; |
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295 } |
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296 } else { |
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297 if (access.fieldHasGenericSignature()) { |
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298 generic_signature_slot ++; |
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299 } |
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300 } |
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301 } |
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302 return 0; |
| 3938 | 303 } |
| 304 | |
| 305 public Symbol getFieldGenericSignature(int index) { | |
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306 short genericSignatureIndex = getFieldGenericSignatureIndex(index); |
| 3938 | 307 if (genericSignatureIndex != 0) { |
| 308 return getConstants().getSymbolAt(genericSignatureIndex); | |
| 309 } | |
| 310 return null; | |
| 311 } | |
| 312 | |
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313 public short getFieldInitialValueIndex(int index) { |
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314 if (index >= getJavaFieldsCount()) throw new IndexOutOfBoundsException("not a Java field;"); |
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315 return getFields().at(index * FIELD_SLOTS + INITVAL_INDEX_OFFSET); |
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316 } |
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317 |
| 3938 | 318 public int getFieldOffset(int index) { |
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319 U2Array fields = getFields(); |
| 7587 | 320 short lo = fields.at(index * FIELD_SLOTS + LOW_OFFSET); |
| 321 short hi = fields.at(index * FIELD_SLOTS + HIGH_OFFSET); | |
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322 if ((lo & FIELDINFO_TAG_MASK) == FIELDINFO_TAG_OFFSET) { |
| 7587 | 323 return VM.getVM().buildIntFromShorts(lo, hi) >> FIELDINFO_TAG_SIZE; |
| 324 } | |
| 325 throw new RuntimeException("should not reach here"); | |
| 3938 | 326 } |
| 327 | |
| 0 | 328 // Accessors for declared fields |
| 329 public Klass getArrayKlasses() { return (Klass) arrayKlasses.getValue(this); } | |
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330 public MethodArray getMethods() { return new MethodArray(methods.getValue(getAddress())); } |
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331 public KlassArray getLocalInterfaces() { return new KlassArray(localInterfaces.getValue(getAddress())); } |
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332 public KlassArray getTransitiveInterfaces() { return new KlassArray(transitiveInterfaces.getValue(getAddress())); } |
| 3938 | 333 public int getJavaFieldsCount() { return (int) javaFieldsCount.getValue(this); } |
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334 public int getAllFieldsCount() { |
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335 int len = getFields().length(); |
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336 int allFieldsCount = 0; |
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337 for (; allFieldsCount*FIELD_SLOTS < len; allFieldsCount++) { |
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338 short flags = getFieldAccessFlags(allFieldsCount); |
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339 AccessFlags access = new AccessFlags(flags); |
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340 if (access.fieldHasGenericSignature()) { |
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341 len --; |
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342 } |
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343 } |
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344 return allFieldsCount; |
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345 } |
| 0 | 346 public ConstantPool getConstants() { return (ConstantPool) constants.getValue(this); } |
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347 public ClassLoaderData getClassLoaderData() { return ClassLoaderData.instantiateWrapperFor(classLoaderData.getValue(getAddress())); } |
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348 public Oop getClassLoader() { return getClassLoaderData().getClassLoader(); } |
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349 public Symbol getSourceFileName() { return getConstants().getSymbolAt(sourceFileNameIndex.getValue(this)); } |
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350 public String getSourceDebugExtension(){ return CStringUtilities.getString(sourceDebugExtension.getValue(getAddress())); } |
| 0 | 351 public long getNonstaticFieldSize() { return nonstaticFieldSize.getValue(this); } |
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352 public long getStaticOopFieldCount() { return staticOopFieldCount.getValue(this); } |
| 0 | 353 public long getNonstaticOopMapSize() { return nonstaticOopMapSize.getValue(this); } |
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354 public boolean getIsMarkedDependent() { return isMarkedDependent.getValue(this) != 0; } |
| 0 | 355 public long getVtableLen() { return vtableLen.getValue(this); } |
| 356 public long getItableLen() { return itableLen.getValue(this); } | |
| 357 public long majorVersion() { return majorVersion.getValue(this); } | |
| 358 public long minorVersion() { return minorVersion.getValue(this); } | |
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359 public Symbol getGenericSignature() { |
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360 long index = genericSignatureIndex.getValue(this); |
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361 if (index != 0) { |
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362 return getConstants().getSymbolAt(index); |
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363 } else { |
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364 return null; |
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365 } |
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366 } |
| 0 | 367 |
| 368 // "size helper" == instance size in words | |
| 369 public long getSizeHelper() { | |
| 370 int lh = getLayoutHelper(); | |
| 371 if (Assert.ASSERTS_ENABLED) { | |
| 372 Assert.that(lh > 0, "layout helper initialized for instance class"); | |
| 373 } | |
| 374 return lh / VM.getVM().getAddressSize(); | |
| 375 } | |
| 376 | |
| 377 // same as enum InnerClassAttributeOffset in VM code. | |
| 378 public static interface InnerClassAttributeOffset { | |
| 379 // from JVM spec. "InnerClasses" attribute | |
| 380 public static final int innerClassInnerClassInfoOffset = 0; | |
| 381 public static final int innerClassOuterClassInfoOffset = 1; | |
| 382 public static final int innerClassInnerNameOffset = 2; | |
| 383 public static final int innerClassAccessFlagsOffset = 3; | |
| 384 public static final int innerClassNextOffset = 4; | |
| 385 }; | |
| 386 | |
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387 public static interface EnclosingMethodAttributeOffset { |
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388 public static final int enclosing_method_class_index_offset = 0; |
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389 public static final int enclosing_method_method_index_offset = 1; |
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390 public static final int enclosing_method_attribute_size = 2; |
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391 }; |
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392 |
| 0 | 393 // refer to compute_modifier_flags in VM code. |
| 394 public long computeModifierFlags() { | |
| 395 long access = getAccessFlags(); | |
| 396 // But check if it happens to be member class. | |
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397 U2Array innerClassList = getInnerClasses(); |
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398 int length = (innerClassList == null)? 0 : (int) innerClassList.length(); |
| 0 | 399 if (length > 0) { |
| 400 if (Assert.ASSERTS_ENABLED) { | |
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401 Assert.that(length % InnerClassAttributeOffset.innerClassNextOffset == 0 || |
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402 length % InnerClassAttributeOffset.innerClassNextOffset == EnclosingMethodAttributeOffset.enclosing_method_attribute_size, |
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403 "just checking"); |
| 0 | 404 } |
| 405 for (int i = 0; i < length; i += InnerClassAttributeOffset.innerClassNextOffset) { | |
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406 if (i == length - EnclosingMethodAttributeOffset.enclosing_method_attribute_size) { |
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407 break; |
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408 } |
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409 int ioff = innerClassList.at(i + |
| 0 | 410 InnerClassAttributeOffset.innerClassInnerClassInfoOffset); |
| 411 // 'ioff' can be zero. | |
| 412 // refer to JVM spec. section 4.7.5. | |
| 413 if (ioff != 0) { | |
| 414 // only look at classes that are already loaded | |
| 415 // since we are looking for the flags for our self. | |
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416 ConstantPool.CPSlot classInfo = getConstants().getSlotAt(ioff); |
| 0 | 417 Symbol name = null; |
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418 if (classInfo.isResolved()) { |
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419 name = classInfo.getKlass().getName(); |
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420 } else if (classInfo.isUnresolved()) { |
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421 name = classInfo.getSymbol(); |
| 0 | 422 } else { |
| 423 throw new RuntimeException("should not reach here"); | |
| 424 } | |
| 425 | |
| 426 if (name.equals(getName())) { | |
| 427 // This is really a member class | |
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428 access = innerClassList.at(i + |
| 0 | 429 InnerClassAttributeOffset.innerClassAccessFlagsOffset); |
| 430 break; | |
| 431 } | |
| 432 } | |
| 433 } // for inner classes | |
| 434 } | |
| 435 | |
| 436 // Remember to strip ACC_SUPER bit | |
| 437 return (access & (~JVM_ACC_SUPER)) & JVM_ACC_WRITTEN_FLAGS; | |
| 438 } | |
| 439 | |
| 440 | |
| 441 // whether given Symbol is name of an inner/nested Klass of this Klass? | |
| 442 // anonymous and local classes are excluded. | |
| 443 public boolean isInnerClassName(Symbol sym) { | |
| 444 return isInInnerClasses(sym, false); | |
| 445 } | |
| 446 | |
| 447 // whether given Symbol is name of an inner/nested Klass of this Klass? | |
| 448 // anonymous classes excluded, but local classes are included. | |
| 449 public boolean isInnerOrLocalClassName(Symbol sym) { | |
| 450 return isInInnerClasses(sym, true); | |
| 451 } | |
| 452 | |
| 453 private boolean isInInnerClasses(Symbol sym, boolean includeLocals) { | |
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454 U2Array innerClassList = getInnerClasses(); |
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455 int length = ( innerClassList == null)? 0 : (int) innerClassList.length(); |
| 0 | 456 if (length > 0) { |
| 457 if (Assert.ASSERTS_ENABLED) { | |
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458 Assert.that(length % InnerClassAttributeOffset.innerClassNextOffset == 0 || |
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459 length % InnerClassAttributeOffset.innerClassNextOffset == EnclosingMethodAttributeOffset.enclosing_method_attribute_size, |
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460 "just checking"); |
| 0 | 461 } |
| 462 for (int i = 0; i < length; i += InnerClassAttributeOffset.innerClassNextOffset) { | |
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463 if (i == length - EnclosingMethodAttributeOffset.enclosing_method_attribute_size) { |
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464 break; |
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465 } |
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466 int ioff = innerClassList.at(i + |
| 0 | 467 InnerClassAttributeOffset.innerClassInnerClassInfoOffset); |
| 468 // 'ioff' can be zero. | |
| 469 // refer to JVM spec. section 4.7.5. | |
| 470 if (ioff != 0) { | |
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471 ConstantPool.CPSlot iclassInfo = getConstants().getSlotAt(ioff); |
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472 Symbol innerName = getConstants().getKlassNameAt(ioff); |
| 0 | 473 Symbol myname = getName(); |
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474 int ooff = innerClassList.at(i + |
| 0 | 475 InnerClassAttributeOffset.innerClassOuterClassInfoOffset); |
| 476 // for anonymous classes inner_name_index of InnerClasses | |
| 477 // attribute is zero. | |
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478 int innerNameIndex = innerClassList.at(i + |
| 0 | 479 InnerClassAttributeOffset.innerClassInnerNameOffset); |
| 480 // if this is not a member (anonymous, local etc.), 'ooff' will be zero | |
| 481 // refer to JVM spec. section 4.7.5. | |
| 482 if (ooff == 0) { | |
| 483 if (includeLocals) { | |
| 484 // does it looks like my local class? | |
| 485 if (innerName.equals(sym) && | |
| 486 innerName.asString().startsWith(myname.asString())) { | |
| 487 // exclude anonymous classes. | |
| 488 return (innerNameIndex != 0); | |
| 489 } | |
| 490 } | |
| 491 } else { | |
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492 ConstantPool.CPSlot oclassInfo = getConstants().getSlotAt(ooff); |
| 0 | 493 Symbol outerName = null; |
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494 if (oclassInfo.isResolved()) { |
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495 outerName = oclassInfo.getKlass().getName(); |
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496 } else if (oclassInfo.isUnresolved()) { |
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497 outerName = oclassInfo.getSymbol(); |
| 0 | 498 } else { |
| 499 throw new RuntimeException("should not reach here"); | |
| 500 } | |
| 501 | |
| 502 // include only if current class is outer class. | |
| 503 if (outerName.equals(myname) && innerName.equals(sym)) { | |
| 504 return true; | |
| 505 } | |
| 506 } | |
| 507 } | |
| 508 } // for inner classes | |
| 509 return false; | |
| 510 } else { | |
| 511 return false; | |
| 512 } | |
| 513 } | |
| 514 | |
| 515 public boolean implementsInterface(Klass k) { | |
| 516 if (Assert.ASSERTS_ENABLED) { | |
| 517 Assert.that(k.isInterface(), "should not reach here"); | |
| 518 } | |
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519 KlassArray interfaces = getTransitiveInterfaces(); |
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520 final int len = interfaces.length(); |
| 0 | 521 for (int i = 0; i < len; i++) { |
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522 if (interfaces.getAt(i).equals(k)) return true; |
| 0 | 523 } |
| 524 return false; | |
| 525 } | |
| 526 | |
| 527 boolean computeSubtypeOf(Klass k) { | |
| 528 if (k.isInterface()) { | |
| 529 return implementsInterface(k); | |
| 530 } else { | |
| 531 return super.computeSubtypeOf(k); | |
| 532 } | |
| 533 } | |
| 534 | |
| 535 public void printValueOn(PrintStream tty) { | |
| 536 tty.print("InstanceKlass for " + getName().asString()); | |
| 537 } | |
| 538 | |
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539 public void iterateFields(MetadataVisitor visitor) { |
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540 super.iterateFields(visitor); |
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541 visitor.doMetadata(arrayKlasses, true); |
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542 // visitor.doOop(methods, true); |
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543 // visitor.doOop(localInterfaces, true); |
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544 // visitor.doOop(transitiveInterfaces, true); |
| 0 | 545 visitor.doCInt(nonstaticFieldSize, true); |
| 546 visitor.doCInt(staticFieldSize, true); | |
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547 visitor.doCInt(staticOopFieldCount, true); |
| 0 | 548 visitor.doCInt(nonstaticOopMapSize, true); |
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549 visitor.doCInt(isMarkedDependent, true); |
| 0 | 550 visitor.doCInt(initState, true); |
| 551 visitor.doCInt(vtableLen, true); | |
| 552 visitor.doCInt(itableLen, true); | |
| 553 } | |
| 554 | |
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555 /* |
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556 * Visit the static fields of this InstanceKlass with the obj of |
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557 * the visitor set to the oop holding the fields, which is |
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558 * currently the java mirror. |
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559 */ |
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560 public void iterateStaticFields(OopVisitor visitor) { |
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561 visitor.setObj(getJavaMirror()); |
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562 visitor.prologue(); |
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563 iterateStaticFieldsInternal(visitor); |
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564 visitor.epilogue(); |
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565 |
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566 } |
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567 |
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568 void iterateStaticFieldsInternal(OopVisitor visitor) { |
| 3938 | 569 int length = getJavaFieldsCount(); |
| 3944 | 570 for (int index = 0; index < length; index++) { |
| 571 short accessFlags = getFieldAccessFlags(index); | |
| 572 FieldType type = new FieldType(getFieldSignature(index)); | |
| 0 | 573 AccessFlags access = new AccessFlags(accessFlags); |
| 574 if (access.isStatic()) { | |
| 575 visitField(visitor, type, index); | |
| 576 } | |
| 577 } | |
| 578 } | |
| 579 | |
| 580 public Klass getJavaSuper() { | |
| 581 return getSuper(); | |
| 582 } | |
| 583 | |
| 3939 | 584 public static class StaticField { |
| 585 public AccessFlags flags; | |
| 586 public Field field; | |
| 587 | |
| 588 StaticField(Field field, AccessFlags flags) { | |
| 589 this.field = field; | |
| 590 this.flags = flags; | |
| 591 } | |
| 592 } | |
| 593 | |
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594 public Field[] getStaticFields() { |
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595 U2Array fields = getFields(); |
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596 int length = getJavaFieldsCount(); |
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597 ArrayList result = new ArrayList(); |
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598 for (int index = 0; index < length; index++) { |
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599 Field f = newField(index); |
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600 if (f.isStatic()) { |
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601 result.add(f); |
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602 } |
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603 } |
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604 return (Field[])result.toArray(new Field[result.size()]); |
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605 } |
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606 |
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607 public void iterateNonStaticFields(OopVisitor visitor, Oop obj) { |
| 0 | 608 if (getSuper() != null) { |
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609 ((InstanceKlass) getSuper()).iterateNonStaticFields(visitor, obj); |
| 0 | 610 } |
| 3938 | 611 int length = getJavaFieldsCount(); |
| 3944 | 612 for (int index = 0; index < length; index++) { |
| 613 short accessFlags = getFieldAccessFlags(index); | |
| 614 FieldType type = new FieldType(getFieldSignature(index)); | |
| 0 | 615 AccessFlags access = new AccessFlags(accessFlags); |
| 616 if (!access.isStatic()) { | |
| 617 visitField(visitor, type, index); | |
| 618 } | |
| 619 } | |
| 620 } | |
| 621 | |
| 622 /** Field access by name. */ | |
| 623 public Field findLocalField(Symbol name, Symbol sig) { | |
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624 int length = getJavaFieldsCount(); |
| 3944 | 625 for (int i = 0; i < length; i++) { |
| 626 Symbol f_name = getFieldName(i); | |
| 627 Symbol f_sig = getFieldSignature(i); | |
| 0 | 628 if (name.equals(f_name) && sig.equals(f_sig)) { |
| 629 return newField(i); | |
| 630 } | |
| 631 } | |
| 632 | |
| 633 return null; | |
| 634 } | |
| 635 | |
| 636 /** Find field in direct superinterfaces. */ | |
| 637 public Field findInterfaceField(Symbol name, Symbol sig) { | |
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638 KlassArray interfaces = getLocalInterfaces(); |
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639 int n = interfaces.length(); |
| 0 | 640 for (int i = 0; i < n; i++) { |
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641 InstanceKlass intf1 = (InstanceKlass) interfaces.getAt(i); |
| 0 | 642 if (Assert.ASSERTS_ENABLED) { |
| 643 Assert.that(intf1.isInterface(), "just checking type"); | |
| 644 } | |
| 645 // search for field in current interface | |
| 646 Field f = intf1.findLocalField(name, sig); | |
| 647 if (f != null) { | |
| 648 if (Assert.ASSERTS_ENABLED) { | |
| 649 Assert.that(f.getAccessFlagsObj().isStatic(), "interface field must be static"); | |
| 650 } | |
| 651 return f; | |
| 652 } | |
| 653 // search for field in direct superinterfaces | |
| 654 f = intf1.findInterfaceField(name, sig); | |
| 655 if (f != null) return f; | |
| 656 } | |
| 657 // otherwise field lookup fails | |
| 658 return null; | |
| 659 } | |
| 660 | |
| 661 /** Find field according to JVM spec 5.4.3.2, returns the klass in | |
| 662 which the field is defined. */ | |
| 663 public Field findField(Symbol name, Symbol sig) { | |
| 664 // search order according to newest JVM spec (5.4.3.2, p.167). | |
| 665 // 1) search for field in current klass | |
| 666 Field f = findLocalField(name, sig); | |
| 667 if (f != null) return f; | |
| 668 | |
| 669 // 2) search for field recursively in direct superinterfaces | |
| 670 f = findInterfaceField(name, sig); | |
| 671 if (f != null) return f; | |
| 672 | |
| 673 // 3) apply field lookup recursively if superclass exists | |
| 674 InstanceKlass supr = (InstanceKlass) getSuper(); | |
| 675 if (supr != null) return supr.findField(name, sig); | |
| 676 | |
| 677 // 4) otherwise field lookup fails | |
| 678 return null; | |
| 679 } | |
| 680 | |
| 681 /** Find field according to JVM spec 5.4.3.2, returns the klass in | |
| 682 which the field is defined (convenience routine) */ | |
| 683 public Field findField(String name, String sig) { | |
| 684 SymbolTable symbols = VM.getVM().getSymbolTable(); | |
| 685 Symbol nameSym = symbols.probe(name); | |
| 686 Symbol sigSym = symbols.probe(sig); | |
| 687 if (nameSym == null || sigSym == null) { | |
| 688 return null; | |
| 689 } | |
| 690 return findField(nameSym, sigSym); | |
| 691 } | |
| 692 | |
| 693 /** Find field according to JVM spec 5.4.3.2, returns the klass in | |
| 694 which the field is defined (retained only for backward | |
| 695 compatibility with jdbx) */ | |
| 696 public Field findFieldDbg(String name, String sig) { | |
| 697 return findField(name, sig); | |
| 698 } | |
| 699 | |
| 700 /** Get field by its index in the fields array. Only designed for | |
| 701 use in a debugging system. */ | |
| 3944 | 702 public Field getFieldByIndex(int fieldIndex) { |
| 703 return newField(fieldIndex); | |
| 0 | 704 } |
| 705 | |
| 706 | |
| 707 /** Return a List of SA Fields for the fields declared in this class. | |
| 708 Inherited fields are not included. | |
| 709 Return an empty list if there are no fields declared in this class. | |
| 710 Only designed for use in a debugging system. */ | |
| 711 public List getImmediateFields() { | |
| 712 // A list of Fields for each field declared in this class/interface, | |
| 713 // not including inherited fields. | |
| 3938 | 714 int length = getJavaFieldsCount(); |
| 715 List immediateFields = new ArrayList(length); | |
| 3944 | 716 for (int index = 0; index < length; index++) { |
| 0 | 717 immediateFields.add(getFieldByIndex(index)); |
| 718 } | |
| 719 | |
| 720 return immediateFields; | |
| 721 } | |
| 722 | |
| 723 /** Return a List of SA Fields for all the java fields in this class, | |
| 724 including all inherited fields. This includes hidden | |
| 725 fields. Thus the returned list can contain fields with | |
| 726 the same name. | |
| 727 Return an empty list if there are no fields. | |
| 728 Only designed for use in a debugging system. */ | |
| 729 public List getAllFields() { | |
| 730 // Contains a Field for each field in this class, including immediate | |
| 731 // fields and inherited fields. | |
| 732 List allFields = getImmediateFields(); | |
| 733 | |
| 734 // transitiveInterfaces contains all interfaces implemented | |
| 735 // by this class and its superclass chain with no duplicates. | |
| 736 | |
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737 KlassArray interfaces = getTransitiveInterfaces(); |
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738 int n = interfaces.length(); |
| 0 | 739 for (int i = 0; i < n; i++) { |
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740 InstanceKlass intf1 = (InstanceKlass) interfaces.getAt(i); |
| 0 | 741 if (Assert.ASSERTS_ENABLED) { |
| 742 Assert.that(intf1.isInterface(), "just checking type"); | |
| 743 } | |
| 744 allFields.addAll(intf1.getImmediateFields()); | |
| 745 } | |
| 746 | |
| 747 // Get all fields in the superclass, recursively. But, don't | |
| 748 // include fields in interfaces implemented by superclasses; | |
| 749 // we already have all those. | |
| 750 if (!isInterface()) { | |
| 751 InstanceKlass supr; | |
| 752 if ( (supr = (InstanceKlass) getSuper()) != null) { | |
| 753 allFields.addAll(supr.getImmediateFields()); | |
| 754 } | |
| 755 } | |
| 756 | |
| 757 return allFields; | |
| 758 } | |
| 759 | |
| 760 | |
| 761 /** Return a List of SA Methods declared directly in this class/interface. | |
| 762 Return an empty list if there are none, or if this isn't a class/ | |
| 763 interface. | |
| 764 */ | |
| 765 public List getImmediateMethods() { | |
| 766 // Contains a Method for each method declared in this class/interface | |
| 767 // not including inherited methods. | |
| 768 | |
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769 MethodArray methods = getMethods(); |
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770 int length = methods.length(); |
| 0 | 771 Object[] tmp = new Object[length]; |
| 772 | |
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773 IntArray methodOrdering = getMethodOrdering(); |
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774 if (methodOrdering.length() != length) { |
| 0 | 775 // no ordering info present |
| 776 for (int index = 0; index < length; index++) { | |
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777 tmp[index] = methods.at(index); |
| 0 | 778 } |
| 779 } else { | |
| 780 for (int index = 0; index < length; index++) { | |
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781 int originalIndex = methodOrdering.at(index); |
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782 tmp[originalIndex] = methods.at(index); |
| 0 | 783 } |
| 784 } | |
| 785 | |
| 786 return Arrays.asList(tmp); | |
| 787 } | |
| 788 | |
| 789 /** Return a List containing an SA InstanceKlass for each | |
| 790 interface named in this class's 'implements' clause. | |
| 791 */ | |
| 792 public List getDirectImplementedInterfaces() { | |
| 793 // Contains an InstanceKlass for each interface in this classes | |
| 794 // 'implements' clause. | |
| 795 | |
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796 KlassArray interfaces = getLocalInterfaces(); |
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797 int length = interfaces.length(); |
| 0 | 798 List directImplementedInterfaces = new ArrayList(length); |
| 799 | |
| 800 for (int index = 0; index < length; index ++) { | |
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801 directImplementedInterfaces.add(interfaces.getAt(index)); |
| 0 | 802 } |
| 803 | |
| 804 return directImplementedInterfaces; | |
| 805 } | |
| 806 | |
| 807 public Klass arrayKlassImpl(boolean orNull, int n) { | |
| 808 // FIXME: in reflective system this would need to change to | |
| 809 // actually allocate | |
| 810 if (getArrayKlasses() == null) { return null; } | |
| 811 ObjArrayKlass oak = (ObjArrayKlass) getArrayKlasses(); | |
| 812 if (orNull) { | |
| 813 return oak.arrayKlassOrNull(n); | |
| 814 } | |
| 815 return oak.arrayKlass(n); | |
| 816 } | |
| 817 | |
| 818 public Klass arrayKlassImpl(boolean orNull) { | |
| 819 return arrayKlassImpl(orNull, 1); | |
| 820 } | |
| 821 | |
| 822 public String signature() { | |
| 823 return "L" + super.signature() + ";"; | |
| 824 } | |
| 825 | |
| 826 /** Convenience routine taking Strings; lookup is done in | |
| 827 SymbolTable. */ | |
| 828 public Method findMethod(String name, String sig) { | |
| 829 SymbolTable syms = VM.getVM().getSymbolTable(); | |
| 830 Symbol nameSym = syms.probe(name); | |
| 831 Symbol sigSym = syms.probe(sig); | |
| 832 if (nameSym == null || sigSym == null) { | |
| 833 return null; | |
| 834 } | |
| 835 return findMethod(nameSym, sigSym); | |
| 836 } | |
| 837 | |
| 838 /** Find method in vtable. */ | |
| 839 public Method findMethod(Symbol name, Symbol sig) { | |
| 840 return findMethod(getMethods(), name, sig); | |
| 841 } | |
| 842 | |
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843 /** Breakpoint support (see methods on Method* for details) */ |
| 0 | 844 public BreakpointInfo getBreakpoints() { |
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845 Address addr = getAddress().getAddressAt(breakpoints.getOffset()); |
| 0 | 846 return (BreakpointInfo) VMObjectFactory.newObject(BreakpointInfo.class, addr); |
| 847 } | |
| 848 | |
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849 public IntArray getMethodOrdering() { |
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850 Address addr = getAddress().getAddressAt(methodOrdering.getOffset()); |
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851 return (IntArray) VMObjectFactory.newObject(IntArray.class, addr); |
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852 } |
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853 |
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854 public U2Array getFields() { |
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855 Address addr = getAddress().getAddressAt(fields.getOffset()); |
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856 return (U2Array) VMObjectFactory.newObject(U2Array.class, addr); |
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857 } |
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858 |
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859 public U2Array getInnerClasses() { |
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860 Address addr = getAddress().getAddressAt(innerClasses.getOffset()); |
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861 return (U2Array) VMObjectFactory.newObject(U2Array.class, addr); |
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862 } |
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863 |
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864 |
| 0 | 865 //---------------------------------------------------------------------- |
| 866 // Internals only below this point | |
| 867 // | |
| 868 | |
| 869 private void visitField(OopVisitor visitor, FieldType type, int index) { | |
| 870 Field f = newField(index); | |
| 871 if (type.isOop()) { | |
| 872 visitor.doOop((OopField) f, false); | |
| 873 return; | |
| 874 } | |
| 875 if (type.isByte()) { | |
| 876 visitor.doByte((ByteField) f, false); | |
| 877 return; | |
| 878 } | |
| 879 if (type.isChar()) { | |
| 880 visitor.doChar((CharField) f, false); | |
| 881 return; | |
| 882 } | |
| 883 if (type.isDouble()) { | |
| 884 visitor.doDouble((DoubleField) f, false); | |
| 885 return; | |
| 886 } | |
| 887 if (type.isFloat()) { | |
| 888 visitor.doFloat((FloatField) f, false); | |
| 889 return; | |
| 890 } | |
| 891 if (type.isInt()) { | |
| 892 visitor.doInt((IntField) f, false); | |
| 893 return; | |
| 894 } | |
| 895 if (type.isLong()) { | |
| 896 visitor.doLong((LongField) f, false); | |
| 897 return; | |
| 898 } | |
| 899 if (type.isShort()) { | |
| 900 visitor.doShort((ShortField) f, false); | |
| 901 return; | |
| 902 } | |
| 903 if (type.isBoolean()) { | |
| 904 visitor.doBoolean((BooleanField) f, false); | |
| 905 return; | |
| 906 } | |
| 907 } | |
| 908 | |
| 909 // Creates new field from index in fields TypeArray | |
| 910 private Field newField(int index) { | |
| 3944 | 911 FieldType type = new FieldType(getFieldSignature(index)); |
| 0 | 912 if (type.isOop()) { |
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913 if (VM.getVM().isCompressedOopsEnabled()) { |
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914 return new NarrowOopField(this, index); |
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915 } else { |
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916 return new OopField(this, index); |
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917 } |
| 0 | 918 } |
| 919 if (type.isByte()) { | |
| 920 return new ByteField(this, index); | |
| 921 } | |
| 922 if (type.isChar()) { | |
| 923 return new CharField(this, index); | |
| 924 } | |
| 925 if (type.isDouble()) { | |
| 926 return new DoubleField(this, index); | |
| 927 } | |
| 928 if (type.isFloat()) { | |
| 929 return new FloatField(this, index); | |
| 930 } | |
| 931 if (type.isInt()) { | |
| 932 return new IntField(this, index); | |
| 933 } | |
| 934 if (type.isLong()) { | |
| 935 return new LongField(this, index); | |
| 936 } | |
| 937 if (type.isShort()) { | |
| 938 return new ShortField(this, index); | |
| 939 } | |
| 940 if (type.isBoolean()) { | |
| 941 return new BooleanField(this, index); | |
| 942 } | |
| 943 throw new RuntimeException("Illegal field type at index " + index); | |
| 944 } | |
| 945 | |
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946 private static Method findMethod(MethodArray methods, Symbol name, Symbol signature) { |
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947 int len = methods.length(); |
| 0 | 948 // methods are sorted, so do binary search |
| 949 int l = 0; | |
| 950 int h = len - 1; | |
| 951 while (l <= h) { | |
| 952 int mid = (l + h) >> 1; | |
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953 Method m = methods.at(mid); |
| 0 | 954 int res = m.getName().fastCompare(name); |
| 955 if (res == 0) { | |
| 956 // found matching name; do linear search to find matching signature | |
| 957 // first, quick check for common case | |
| 958 if (m.getSignature().equals(signature)) return m; | |
| 959 // search downwards through overloaded methods | |
| 960 int i; | |
| 961 for (i = mid - 1; i >= l; i--) { | |
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962 Method m1 = methods.at(i); |
| 0 | 963 if (!m1.getName().equals(name)) break; |
| 964 if (m1.getSignature().equals(signature)) return m1; | |
| 965 } | |
| 966 // search upwards | |
| 967 for (i = mid + 1; i <= h; i++) { | |
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968 Method m1 = methods.at(i); |
| 0 | 969 if (!m1.getName().equals(name)) break; |
| 970 if (m1.getSignature().equals(signature)) return m1; | |
| 971 } | |
| 972 // not found | |
| 973 if (Assert.ASSERTS_ENABLED) { | |
| 974 int index = linearSearch(methods, name, signature); | |
| 975 if (index != -1) { | |
| 976 throw new DebuggerException("binary search bug: should have found entry " + index); | |
| 977 } | |
| 978 } | |
| 979 return null; | |
| 980 } else if (res < 0) { | |
| 981 l = mid + 1; | |
| 982 } else { | |
| 983 h = mid - 1; | |
| 984 } | |
| 985 } | |
| 986 if (Assert.ASSERTS_ENABLED) { | |
| 987 int index = linearSearch(methods, name, signature); | |
| 988 if (index != -1) { | |
| 989 throw new DebuggerException("binary search bug: should have found entry " + index); | |
| 990 } | |
| 991 } | |
| 992 return null; | |
| 993 } | |
| 994 | |
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995 private static int linearSearch(MethodArray methods, Symbol name, Symbol signature) { |
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996 int len = (int) methods.length(); |
| 0 | 997 for (int index = 0; index < len; index++) { |
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998 Method m = methods.at(index); |
| 0 | 999 if (m.getSignature().equals(signature) && m.getName().equals(name)) { |
| 1000 return index; | |
| 1001 } | |
| 1002 } | |
| 1003 return -1; | |
| 1004 } | |
|
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1005 |
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1006 public void dumpReplayData(PrintStream out) { |
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1007 ConstantPool cp = getConstants(); |
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1008 |
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1009 // Try to record related loaded classes |
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1010 Klass sub = getSubklassKlass(); |
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1011 while (sub != null) { |
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1012 if (sub instanceof InstanceKlass) { |
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1013 out.println("instanceKlass " + sub.getName().asString()); |
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1014 } |
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1015 sub = sub.getNextSiblingKlass(); |
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1016 } |
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1017 |
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1018 final int length = (int) cp.getLength(); |
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1019 out.print("ciInstanceKlass " + getName().asString() + " " + (isLinked() ? 1 : 0) + " " + (isInitialized() ? 1 : 0) + " " + length); |
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1020 for (int index = 1; index < length; index++) { |
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1021 out.print(" " + cp.getTags().at(index)); |
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1022 } |
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1023 out.println(); |
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1024 if (isInitialized()) { |
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1025 Field[] staticFields = getStaticFields(); |
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1026 for (int i = 0; i < staticFields.length; i++) { |
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1027 Field f = staticFields[i]; |
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1028 Oop mirror = getJavaMirror(); |
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1029 if (f.isFinal() && !f.hasInitialValue()) { |
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1030 out.print("staticfield " + getName().asString() + " " + |
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1031 OopUtilities.escapeString(f.getID().getName()) + " " + |
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1032 f.getFieldType().getSignature().asString() + " "); |
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1033 if (f instanceof ByteField) { |
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1034 ByteField bf = (ByteField)f; |
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1035 out.println(bf.getValue(mirror)); |
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1036 } else if (f instanceof BooleanField) { |
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1037 BooleanField bf = (BooleanField)f; |
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1038 out.println(bf.getValue(mirror) ? 1 : 0); |
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1039 } else if (f instanceof ShortField) { |
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1040 ShortField bf = (ShortField)f; |
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1041 out.println(bf.getValue(mirror)); |
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1042 } else if (f instanceof CharField) { |
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1043 CharField bf = (CharField)f; |
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1044 out.println(bf.getValue(mirror) & 0xffff); |
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1045 } else if (f instanceof IntField) { |
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1046 IntField bf = (IntField)f; |
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1047 out.println(bf.getValue(mirror)); |
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1048 } else if (f instanceof LongField) { |
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1049 LongField bf = (LongField)f; |
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1050 out.println(bf.getValue(mirror)); |
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1051 } else if (f instanceof FloatField) { |
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1052 FloatField bf = (FloatField)f; |
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1053 out.println(Float.floatToRawIntBits(bf.getValue(mirror))); |
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1054 } else if (f instanceof DoubleField) { |
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1055 DoubleField bf = (DoubleField)f; |
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1056 out.println(Double.doubleToRawLongBits(bf.getValue(mirror))); |
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1057 } else if (f instanceof OopField) { |
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1058 OopField bf = (OopField)f; |
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1059 |
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1060 Oop value = bf.getValue(mirror); |
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1061 if (value == null) { |
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1062 out.println("null"); |
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1063 } else if (value.isInstance()) { |
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1064 Instance inst = (Instance)value; |
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1065 if (inst.isA(SystemDictionary.getStringKlass())) { |
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1066 out.println("\"" + OopUtilities.stringOopToEscapedString(inst) + "\""); |
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1067 } else { |
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1068 out.println(inst.getKlass().getName().asString()); |
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1069 } |
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1070 } else if (value.isObjArray()) { |
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1071 ObjArray oa = (ObjArray)value; |
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1072 Klass ek = (ObjArrayKlass)oa.getKlass(); |
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1073 out.println(oa.getLength() + " " + ek.getName().asString()); |
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1074 } else if (value.isTypeArray()) { |
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1075 TypeArray ta = (TypeArray)value; |
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1076 out.println(ta.getLength()); |
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1077 } else { |
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1078 out.println(value); |
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1079 } |
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1080 } |
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1081 } |
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1082 } |
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1083 } |
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1084 } |
| 0 | 1085 } |