annotate agent/src/share/classes/sun/jvm/hotspot/jdi/FieldImpl.java @ 1552:c18cbe5936b8

6941466: Oracle rebranding changes for Hotspot repositories Summary: Change all the Sun copyrights to Oracle copyright Reviewed-by: ohair
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date Thu, 27 May 2010 19:08:38 -0700
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1 /*
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2 * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
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21 * questions.
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22 *
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23 */
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24
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25 package sun.jvm.hotspot.jdi;
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26
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27 import com.sun.jdi.*;
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28 import sun.jvm.hotspot.oops.Oop;
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29 import sun.jvm.hotspot.oops.Instance;
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30 import sun.jvm.hotspot.oops.Array;
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31 import sun.jvm.hotspot.oops.InstanceKlass;
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32 import sun.jvm.hotspot.oops.Symbol;
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33 import sun.jvm.hotspot.oops.FieldIdentifier;
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34
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35 import java.util.List;
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36 import java.util.Iterator;
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37 import java.util.ArrayList;
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38 import java.util.Comparator;
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39
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40 public class FieldImpl extends TypeComponentImpl implements Field {
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41 private JNITypeParser signatureParser;
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42 private sun.jvm.hotspot.oops.Field saField;
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43
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44 FieldImpl( VirtualMachine vm, ReferenceTypeImpl declaringType,
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45 sun.jvm.hotspot.oops.Field saField) {
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46 super(vm, declaringType);
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47 this.saField = saField;
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48 getParser();
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49 }
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50
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51 private void getParser() {
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52 if (signatureParser == null) {
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53 Symbol sig1 = saField.getSignature();
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54 signature = sig1.asString();
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55 signatureParser = new JNITypeParser(signature);
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56 }
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57 }
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58
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59 sun.jvm.hotspot.oops.Field ref() {
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60 return saField;
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61 }
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62
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63 // get the value of static field
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64 ValueImpl getValue() {
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65 return getValue(saField.getFieldHolder());
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66 }
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67
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68 // get the value of this Field from a specific Oop
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69 ValueImpl getValue(Oop target) {
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70 ValueImpl valueImpl;
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71 sun.jvm.hotspot.oops.Field saField = (sun.jvm.hotspot.oops.Field) ref();
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72 sun.jvm.hotspot.oops.FieldType ft = saField.getFieldType();
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73 if (ft.isArray()) {
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74 sun.jvm.hotspot.oops.OopField of = (sun.jvm.hotspot.oops.OopField)saField;
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75 valueImpl = (ArrayReferenceImpl) vm.arrayMirror((Array)of.getValue(target));
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76 } else if (ft.isObject()) {
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77 sun.jvm.hotspot.oops.OopField of = (sun.jvm.hotspot.oops.OopField)saField;
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78 valueImpl = (ObjectReferenceImpl) vm.objectMirror(of.getValue(target));
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79 } else if (ft.isByte()) {
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80 sun.jvm.hotspot.oops.ByteField bf = (sun.jvm.hotspot.oops.ByteField)saField;
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81 valueImpl = (ByteValueImpl) vm.mirrorOf(bf.getValue(target));
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82 } else if (ft.isChar()) {
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83 sun.jvm.hotspot.oops.CharField cf = (sun.jvm.hotspot.oops.CharField)saField;
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84 valueImpl = (CharValueImpl) vm.mirrorOf(cf.getValue(target));
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85 } else if (ft.isDouble()) {
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86 sun.jvm.hotspot.oops.DoubleField df = (sun.jvm.hotspot.oops.DoubleField)saField;
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87 valueImpl = (DoubleValueImpl) vm.mirrorOf(df.getValue(target));
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88 } else if (ft.isFloat()) {
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89 sun.jvm.hotspot.oops.FloatField ff = (sun.jvm.hotspot.oops.FloatField)saField;
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90 valueImpl = (FloatValueImpl) vm.mirrorOf(ff.getValue(target));
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91 } else if (ft.isInt()) {
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92 sun.jvm.hotspot.oops.IntField iif = (sun.jvm.hotspot.oops.IntField)saField;
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93 valueImpl = (IntegerValueImpl) vm.mirrorOf(iif.getValue(target));
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94 } else if (ft.isLong()) {
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95 sun.jvm.hotspot.oops.LongField lf = (sun.jvm.hotspot.oops.LongField)saField;
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96 valueImpl = (LongValueImpl) vm.mirrorOf(lf.getValue(target));
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97 } else if (ft.isShort()) {
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98 sun.jvm.hotspot.oops.ShortField sf = (sun.jvm.hotspot.oops.ShortField)saField;
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99 valueImpl = (ShortValueImpl) vm.mirrorOf(sf.getValue(target));
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100 } else if (ft.isBoolean()) {
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101 sun.jvm.hotspot.oops.BooleanField bf = (sun.jvm.hotspot.oops.BooleanField)saField;
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102 valueImpl = (BooleanValueImpl) vm.mirrorOf(bf.getValue(target));
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103 } else {
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104 throw new RuntimeException("Should not reach here");
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105 }
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106 return valueImpl;
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107 }
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108
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109 public boolean equals(Object obj) {
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110 if ((obj != null) && (obj instanceof FieldImpl)) {
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111 FieldImpl other = (FieldImpl)obj;
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112 return (declaringType().equals(other.declaringType())) &&
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113 (ref().equals(other.ref())) &&
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114 super.equals(obj);
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115 } else {
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116 return false;
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117 }
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118 }
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119
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120 public boolean isTransient() {
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121 return saField.isTransient();
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122 }
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123
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124 public boolean isVolatile() {
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125 return saField.isVolatile();
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126 }
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127
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128 public boolean isEnumConstant() {
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129 return saField.isEnumConstant();
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130 }
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131
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132 public Type type() throws ClassNotLoadedException {
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133 // So, we do it just like JDI does by searching the enclosing type.
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134 return findType(signature());
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135 }
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136
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137 public String typeName() { //fixme jjh: jpda version creates redundant JNITypeParsers
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138 getParser();
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139 return signatureParser.typeName();
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140 }
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141
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142 public String genericSignature() {
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143 Symbol genSig = saField.getGenericSignature();
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144 return (genSig != null)? genSig.asString() : null;
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145 }
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146
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147 // From interface Comparable
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148 public int compareTo(Object object) {
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149 Field field = (Field)object;
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150 ReferenceTypeImpl declaringType = (ReferenceTypeImpl)declaringType();
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151 int rc = declaringType.compareTo(field.declaringType());
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152 if (rc == 0) {
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153 rc = declaringType.indexOf(this) -
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154 declaringType.indexOf(field);
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155 }
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156 return rc;
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157 }
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158
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159 // from interface Mirror
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160 public String toString() {
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161 StringBuffer buf = new StringBuffer();
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162
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163 buf.append(declaringType().name());
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164 buf.append('.');
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165 buf.append(name());
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166 return buf.toString();
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167 }
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168
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169 public String name() {
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170 FieldIdentifier myName = saField.getID();
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171 return myName.getName();
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172 }
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173
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174 // From interface Accessible
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175 public int modifiers() {
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176 return saField.getAccessFlagsObj().getStandardFlags();
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177 }
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178
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179 public boolean isPackagePrivate() {
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180 return saField.isPackagePrivate();
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181 }
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182
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183 public boolean isPrivate() {
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184 return saField.isPrivate();
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185 }
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186
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187 public boolean isProtected() {
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188 return saField.isProtected();
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189 }
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190
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191 public boolean isPublic() {
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192 return saField.isPublic();
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193 }
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194
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195 public boolean isStatic() {
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196 return saField.isStatic();
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197 }
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198
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199 public boolean isFinal() {
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200 return saField.isFinal();
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201 }
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202
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203 public boolean isSynthetic() {
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204 return saField.isSynthetic();
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205 }
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206
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207 public int hashCode() {
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208 return saField.hashCode();
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209 }
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210
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211
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212 private Type findType(String signature) throws ClassNotLoadedException {
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213 ReferenceTypeImpl enclosing = (ReferenceTypeImpl)declaringType();
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214 return enclosing.findType(signature);
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215 }
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216
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217 }