Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/types/basic/BasicField.java @ 196:d1605aabd0a1 jdk7-b30
6719955: Update copyright year
Summary: Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell
| author | xdono |
|---|---|
| date | Wed, 02 Jul 2008 12:55:16 -0700 |
| parents | ba764ed4b6f2 |
| children | c18cbe5936b8 |
| rev | line source |
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| 0 | 1 /* |
| 196 | 2 * Copyright 2000-2008 Sun Microsystems, Inc. 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 * | |
| 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
| 21 * have any questions. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 package sun.jvm.hotspot.types.basic; | |
| 26 | |
| 27 import sun.jvm.hotspot.debugger.*; | |
| 28 import sun.jvm.hotspot.types.*; | |
| 29 | |
| 30 /** A basic implementation of Field which should be suitable for | |
| 31 cross-platform use. */ | |
| 32 | |
| 33 public class BasicField implements Field { | |
| 34 protected BasicTypeDataBase db; | |
| 35 protected Type type; | |
| 36 | |
| 37 private Type containingType; | |
| 38 private String name; | |
| 39 private long size; | |
| 40 private boolean isStatic; | |
| 41 /** Used for nonstatic fields only */ | |
| 42 private long offset; | |
| 43 /** Used for static fields only */ | |
| 44 private Address staticFieldAddress; | |
| 45 | |
|
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46 // Copy constructor to create NarrowOopField from OopField. |
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47 public BasicField(Field fld) { |
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48 BasicField field = (BasicField)fld; |
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49 |
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50 this.db = field.db; |
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51 this.containingType = field.containingType; |
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52 this.name = field.name; |
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53 this.type = field.type; |
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54 this.size = field.size; |
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55 this.isStatic = field.isStatic; |
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56 this.offset = field.offset; |
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57 this.staticFieldAddress = field.staticFieldAddress; |
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58 } |
| 0 | 59 /** offsetInBytes is ignored if the field is static; |
| 60 staticFieldAddress is used only if the field is static. */ | |
| 61 public BasicField(BasicTypeDataBase db, Type containingType, String name, Type type, | |
| 62 boolean isStatic, long offsetInBytes, Address staticFieldAddress) { | |
| 63 this.db = db; | |
| 64 this.containingType = containingType; | |
| 65 this.name = name; | |
| 66 this.type = type; | |
| 67 this.size = type.getSize(); | |
| 68 this.isStatic = isStatic; | |
| 69 this.offset = offsetInBytes; | |
| 70 this.staticFieldAddress = staticFieldAddress; | |
| 71 } | |
| 72 | |
| 73 public String getName() { | |
| 74 return name; | |
| 75 } | |
| 76 | |
| 77 public Type getType() { | |
| 78 return type; | |
| 79 } | |
| 80 | |
| 81 public long getSize() { | |
| 82 return size; | |
| 83 } | |
| 84 | |
| 85 public boolean isStatic() { | |
| 86 return isStatic; | |
| 87 } | |
| 88 | |
| 89 public long getOffset() throws WrongTypeException { | |
| 90 if (isStatic) { | |
| 91 throw new WrongTypeException("field \"" + name + "\" in class " + | |
| 92 containingType.getName() + " is static"); | |
| 93 } | |
| 94 return offset; | |
| 95 } | |
| 96 | |
| 97 public Address getStaticFieldAddress() throws WrongTypeException { | |
| 98 if (!isStatic) { | |
| 99 throw new WrongTypeException("field \"" + name + "\" in class " + | |
| 100 containingType.getName() + " is not static"); | |
| 101 } | |
| 102 return staticFieldAddress; | |
| 103 } | |
| 104 | |
| 105 //-------------------------------------------------------------------------------- | |
| 106 // Dereferencing operations for non-static fields | |
| 107 // | |
| 108 | |
| 109 public boolean getJBoolean (Address addr) throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 110 if (isStatic) { | |
| 111 throw new WrongTypeException(); | |
| 112 } | |
| 113 return addr.getJBooleanAt(offset); | |
| 114 } | |
| 115 public byte getJByte (Address addr) throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 116 if (isStatic) { | |
| 117 throw new WrongTypeException(); | |
| 118 } | |
| 119 return addr.getJByteAt(offset); | |
| 120 } | |
| 121 public char getJChar (Address addr) throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 122 if (isStatic) { | |
| 123 throw new WrongTypeException(); | |
| 124 } | |
| 125 return addr.getJCharAt(offset); | |
| 126 } | |
| 127 public double getJDouble (Address addr) throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 128 if (isStatic) { | |
| 129 throw new WrongTypeException(); | |
| 130 } | |
| 131 return addr.getJDoubleAt(offset); | |
| 132 } | |
| 133 public float getJFloat (Address addr) throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 134 if (isStatic) { | |
| 135 throw new WrongTypeException(); | |
| 136 } | |
| 137 return addr.getJFloatAt(offset); | |
| 138 } | |
| 139 public int getJInt (Address addr) throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 140 if (isStatic) { | |
| 141 throw new WrongTypeException(); | |
| 142 } | |
| 143 return addr.getJIntAt(offset); | |
| 144 } | |
| 145 public long getJLong (Address addr) throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 146 if (isStatic) { | |
| 147 throw new WrongTypeException(); | |
| 148 } | |
| 149 return addr.getJLongAt(offset); | |
| 150 } | |
| 151 public short getJShort (Address addr) throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 152 if (isStatic) { | |
| 153 throw new WrongTypeException(); | |
| 154 } | |
| 155 return addr.getJShortAt(offset); | |
| 156 } | |
| 157 public long getCInteger (Address addr, CIntegerType type) | |
| 158 throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 159 if (isStatic) { | |
| 160 throw new WrongTypeException(); | |
| 161 } | |
| 162 return addr.getCIntegerAt(offset, type.getSize(), type.isUnsigned()); | |
| 163 } | |
| 164 public Address getAddress (Address addr) throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 165 if (isStatic) { | |
| 166 throw new WrongTypeException(); | |
| 167 } | |
| 168 return addr.getAddressAt(offset); | |
| 169 } | |
| 170 public OopHandle getOopHandle(Address addr) | |
| 171 throws UnmappedAddressException, UnalignedAddressException, WrongTypeException, NotInHeapException { | |
| 172 if (isStatic) { | |
| 173 throw new WrongTypeException(); | |
| 174 } | |
| 175 return addr.getOopHandleAt(offset); | |
| 176 } | |
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177 public OopHandle getNarrowOopHandle(Address addr) |
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178 throws UnmappedAddressException, UnalignedAddressException, WrongTypeException, NotInHeapException { |
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179 if (isStatic) { |
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180 throw new WrongTypeException(); |
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181 } |
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182 return addr.getCompOopHandleAt(offset); |
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183 } |
| 0 | 184 |
| 185 //-------------------------------------------------------------------------------- | |
| 186 // Dereferencing operations for static fields | |
| 187 // | |
| 188 | |
| 189 public boolean getJBoolean () throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 190 if (!isStatic) { | |
| 191 throw new WrongTypeException(); | |
| 192 } | |
| 193 return staticFieldAddress.getJBooleanAt(0); | |
| 194 } | |
| 195 public byte getJByte () throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 196 if (!isStatic) { | |
| 197 throw new WrongTypeException(); | |
| 198 } | |
| 199 return staticFieldAddress.getJByteAt(0); | |
| 200 } | |
| 201 public char getJChar () throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 202 if (!isStatic) { | |
| 203 throw new WrongTypeException(); | |
| 204 } | |
| 205 return staticFieldAddress.getJCharAt(0); | |
| 206 } | |
| 207 public double getJDouble () throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 208 if (!isStatic) { | |
| 209 throw new WrongTypeException(); | |
| 210 } | |
| 211 return staticFieldAddress.getJDoubleAt(0); | |
| 212 } | |
| 213 public float getJFloat () throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 214 if (!isStatic) { | |
| 215 throw new WrongTypeException(); | |
| 216 } | |
| 217 return staticFieldAddress.getJFloatAt(0); | |
| 218 } | |
| 219 public int getJInt () throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 220 if (!isStatic) { | |
| 221 throw new WrongTypeException(); | |
| 222 } | |
| 223 return staticFieldAddress.getJIntAt(0); | |
| 224 } | |
| 225 public long getJLong () throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 226 if (!isStatic) { | |
| 227 throw new WrongTypeException(); | |
| 228 } | |
| 229 return staticFieldAddress.getJLongAt(0); | |
| 230 } | |
| 231 public short getJShort () throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 232 if (!isStatic) { | |
| 233 throw new WrongTypeException(); | |
| 234 } | |
| 235 return staticFieldAddress.getJShortAt(0); | |
| 236 } | |
| 237 public long getCInteger (CIntegerType type) | |
| 238 throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 239 if (!isStatic) { | |
| 240 throw new WrongTypeException(); | |
| 241 } | |
| 242 return staticFieldAddress.getCIntegerAt(0, type.getSize(), type.isUnsigned()); | |
| 243 } | |
| 244 public Address getAddress () throws UnmappedAddressException, UnalignedAddressException, WrongTypeException { | |
| 245 if (!isStatic) { | |
| 246 throw new WrongTypeException(); | |
| 247 } | |
| 248 return staticFieldAddress.getAddressAt(0); | |
| 249 } | |
| 250 public OopHandle getOopHandle() | |
| 251 throws UnmappedAddressException, UnalignedAddressException, WrongTypeException, NotInHeapException { | |
| 252 if (!isStatic) { | |
| 253 throw new WrongTypeException(); | |
| 254 } | |
| 255 return staticFieldAddress.getOopHandleAt(0); | |
| 256 } | |
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257 public OopHandle getNarrowOopHandle() |
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258 throws UnmappedAddressException, UnalignedAddressException, WrongTypeException, NotInHeapException { |
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259 if (!isStatic) { |
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260 throw new WrongTypeException(); |
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261 } |
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262 return staticFieldAddress.getCompOopHandleAt(0); |
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263 } |
| 0 | 264 } |