Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/CommandProcessor.java @ 12258:69f26e8e09f9
8024760: add more types, fields and constants to VMStructs
Reviewed-by: kvn, coleenp
| author | twisti |
|---|---|
| date | Fri, 13 Sep 2013 16:55:44 -0700 |
| parents | 38ea2efa32a7 |
| children | de6a9e811145 |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 * Copyright (c) 2005, 2012, 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; | |
| 26 | |
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27 import java.io.BufferedOutputStream; |
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28 import java.io.BufferedReader; |
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29 import java.io.ByteArrayOutputStream; |
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30 import java.io.FileInputStream; |
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31 import java.io.FileOutputStream; |
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32 import java.io.IOException; |
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33 import java.io.InputStreamReader; |
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34 import java.io.PrintStream; |
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35 import java.util.ArrayList; |
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36 import java.util.Arrays; |
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37 import java.util.Comparator; |
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38 import java.util.HashMap; |
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39 import java.util.HashSet; |
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40 import java.util.Iterator; |
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41 import java.util.Stack; |
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42 import java.util.regex.Matcher; |
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43 import java.util.regex.Pattern; |
| 0 | 44 |
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45 import sun.jvm.hotspot.ci.ciEnv; |
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46 import sun.jvm.hotspot.code.CodeBlob; |
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47 import sun.jvm.hotspot.code.CodeCacheVisitor; |
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48 import sun.jvm.hotspot.code.NMethod; |
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49 import sun.jvm.hotspot.debugger.Address; |
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50 import sun.jvm.hotspot.debugger.OopHandle; |
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51 import sun.jvm.hotspot.memory.SymbolTable; |
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52 import sun.jvm.hotspot.memory.SystemDictionary; |
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53 import sun.jvm.hotspot.memory.Universe; |
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54 import sun.jvm.hotspot.oops.DefaultHeapVisitor; |
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55 import sun.jvm.hotspot.oops.HeapVisitor; |
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56 import sun.jvm.hotspot.oops.InstanceKlass; |
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57 import sun.jvm.hotspot.oops.Klass; |
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58 import sun.jvm.hotspot.oops.Metadata; |
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59 import sun.jvm.hotspot.oops.Method; |
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60 import sun.jvm.hotspot.oops.MethodData; |
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61 import sun.jvm.hotspot.oops.Oop; |
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62 import sun.jvm.hotspot.oops.RawHeapVisitor; |
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63 import sun.jvm.hotspot.oops.Symbol; |
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64 import sun.jvm.hotspot.oops.UnknownOopException; |
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65 import sun.jvm.hotspot.opto.Compile; |
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66 import sun.jvm.hotspot.opto.InlineTree; |
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67 import sun.jvm.hotspot.runtime.CompiledVFrame; |
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68 import sun.jvm.hotspot.runtime.CompilerThread; |
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69 import sun.jvm.hotspot.runtime.JavaThread; |
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70 import sun.jvm.hotspot.runtime.JavaVFrame; |
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71 import sun.jvm.hotspot.runtime.Threads; |
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72 import sun.jvm.hotspot.runtime.VM; |
| 0 | 73 import sun.jvm.hotspot.tools.ObjectHistogram; |
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74 import sun.jvm.hotspot.tools.PMap; |
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75 import sun.jvm.hotspot.tools.PStack; |
| 0 | 76 import sun.jvm.hotspot.tools.StackTrace; |
| 3939 | 77 import sun.jvm.hotspot.tools.jcore.ClassDump; |
| 78 import sun.jvm.hotspot.tools.jcore.ClassFilter; | |
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79 import sun.jvm.hotspot.types.CIntegerType; |
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80 import sun.jvm.hotspot.types.Field; |
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81 import sun.jvm.hotspot.types.Type; |
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82 import sun.jvm.hotspot.types.basic.BasicType; |
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83 import sun.jvm.hotspot.ui.classbrowser.HTMLGenerator; |
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84 import sun.jvm.hotspot.ui.tree.CTypeTreeNodeAdapter; |
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85 import sun.jvm.hotspot.ui.tree.OopTreeNodeAdapter; |
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86 import sun.jvm.hotspot.ui.tree.SimpleTreeNode; |
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87 import sun.jvm.hotspot.utilities.AddressOps; |
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88 import sun.jvm.hotspot.utilities.Assert; |
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89 import sun.jvm.hotspot.utilities.HeapProgressThunk; |
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90 import sun.jvm.hotspot.utilities.LivenessPathElement; |
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91 import sun.jvm.hotspot.utilities.MethodArray; |
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92 import sun.jvm.hotspot.utilities.ObjectReader; |
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93 import sun.jvm.hotspot.utilities.PointerFinder; |
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94 import sun.jvm.hotspot.utilities.PointerLocation; |
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95 import sun.jvm.hotspot.utilities.ReversePtrs; |
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96 import sun.jvm.hotspot.utilities.ReversePtrsAnalysis; |
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97 import sun.jvm.hotspot.utilities.RobustOopDeterminator; |
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98 import sun.jvm.hotspot.utilities.SystemDictionaryHelper; |
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99 import sun.jvm.hotspot.utilities.soql.JSJavaFactory; |
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100 import sun.jvm.hotspot.utilities.soql.JSJavaFactoryImpl; |
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101 import sun.jvm.hotspot.utilities.soql.JSJavaScriptEngine; |
| 0 | 102 |
| 103 public class CommandProcessor { | |
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104 |
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105 volatile boolean quit; |
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106 |
| 0 | 107 public abstract static class DebuggerInterface { |
| 108 public abstract HotSpotAgent getAgent(); | |
| 109 public abstract boolean isAttached(); | |
| 110 public abstract void attach(String pid); | |
| 111 public abstract void attach(String java, String core); | |
| 112 public abstract void detach(); | |
| 113 public abstract void reattach(); | |
| 114 } | |
| 115 | |
| 3939 | 116 public static class BootFilter implements ClassFilter { |
| 117 public boolean canInclude(InstanceKlass kls) { | |
| 118 return kls.getClassLoader() == null; | |
| 119 } | |
| 120 } | |
| 121 | |
| 122 public static class NonBootFilter implements ClassFilter { | |
| 123 private HashMap emitted = new HashMap(); | |
| 124 public boolean canInclude(InstanceKlass kls) { | |
| 125 if (kls.getClassLoader() == null) return false; | |
| 126 if (emitted.get(kls.getName()) != null) { | |
| 127 // Since multiple class loaders are being shoved | |
| 128 // together duplicate classes are a possibilty. For | |
| 129 // now just ignore them. | |
| 130 return false; | |
| 131 } | |
| 132 emitted.put(kls.getName(), kls); | |
| 133 return true; | |
| 134 } | |
| 135 } | |
| 136 | |
| 0 | 137 static class Tokens { |
| 138 final String input; | |
| 139 int i; | |
| 140 String[] tokens; | |
| 141 int length; | |
| 142 | |
| 143 String[] splitWhitespace(String cmd) { | |
| 144 String[] t = cmd.split("\\s"); | |
| 145 if (t.length == 1 && t[0].length() == 0) { | |
| 146 return new String[0]; | |
| 147 } | |
| 148 return t; | |
| 149 } | |
| 150 | |
| 151 void add(String s, ArrayList t) { | |
| 152 if (s.length() > 0) { | |
| 153 t.add(s); | |
| 154 } | |
| 155 } | |
| 156 | |
| 157 Tokens(String cmd) { | |
| 158 input = cmd; | |
| 159 | |
| 160 // check for quoting | |
| 161 int quote = cmd.indexOf('"'); | |
| 162 ArrayList t = new ArrayList(); | |
| 163 if (quote != -1) { | |
| 164 while (cmd.length() > 0) { | |
| 165 if (quote != -1) { | |
| 166 int endquote = cmd.indexOf('"', quote + 1); | |
| 167 if (endquote == -1) { | |
| 168 throw new RuntimeException("mismatched quotes: " + input); | |
| 169 } | |
| 170 | |
| 171 String before = cmd.substring(0, quote).trim(); | |
| 172 String quoted = cmd.substring(quote + 1, endquote); | |
| 173 cmd = cmd.substring(endquote + 1).trim(); | |
| 174 if (before.length() > 0) { | |
| 175 String[] w = splitWhitespace(before); | |
| 176 for (int i = 0; i < w.length; i++) { | |
| 177 add(w[i], t); | |
| 178 } | |
| 179 } | |
| 180 add(quoted, t); | |
| 181 quote = cmd.indexOf('"'); | |
| 182 } else { | |
| 183 String[] w = splitWhitespace(cmd); | |
| 184 for (int i = 0; i < w.length; i++) { | |
| 185 add(w[i], t); | |
| 186 } | |
| 187 cmd = ""; | |
| 188 | |
| 189 } | |
| 190 } | |
| 191 } else { | |
| 192 String[] w = splitWhitespace(cmd); | |
| 193 for (int i = 0; i < w.length; i++) { | |
| 194 add(w[i], t); | |
| 195 } | |
| 196 } | |
| 197 tokens = (String[])t.toArray(new String[0]); | |
| 198 i = 0; | |
| 199 length = tokens.length; | |
| 200 | |
| 201 //for (int i = 0; i < tokens.length; i++) { | |
| 202 // System.out.println("\"" + tokens[i] + "\""); | |
| 203 //} | |
| 204 } | |
| 205 | |
| 206 String nextToken() { | |
| 207 return tokens[i++]; | |
| 208 } | |
| 209 boolean hasMoreTokens() { | |
| 210 return i < length; | |
| 211 } | |
| 212 int countTokens() { | |
| 213 return length - i; | |
| 214 } | |
| 215 void trim(int n) { | |
| 216 if (length >= n) { | |
| 217 length -= n; | |
| 218 } else { | |
| 219 throw new IndexOutOfBoundsException(String.valueOf(n)); | |
| 220 } | |
| 221 } | |
| 222 String join(String sep) { | |
| 223 StringBuffer result = new StringBuffer(); | |
| 224 for (int w = i; w < length; w++) { | |
| 225 result.append(tokens[w]); | |
| 226 if (w + 1 < length) { | |
| 227 result.append(sep); | |
| 228 } | |
| 229 } | |
| 230 return result.toString(); | |
| 231 } | |
| 232 | |
| 233 String at(int i) { | |
| 234 if (i < 0 || i >= length) { | |
| 235 throw new IndexOutOfBoundsException(String.valueOf(i)); | |
| 236 } | |
| 237 return tokens[i]; | |
| 238 } | |
| 239 } | |
| 240 | |
| 241 | |
| 242 abstract class Command { | |
| 243 Command(String n, String u, boolean ok) { | |
| 244 name = n; | |
| 245 usage = u; | |
| 246 okIfDisconnected = ok; | |
| 247 } | |
| 248 | |
| 249 Command(String n, boolean ok) { | |
| 250 name = n; | |
| 251 usage = n; | |
| 252 okIfDisconnected = ok; | |
| 253 } | |
| 254 | |
| 255 final String name; | |
| 256 final String usage; | |
| 257 final boolean okIfDisconnected; | |
| 258 abstract void doit(Tokens t); | |
| 259 void usage() { | |
| 260 out.println("Usage: " + usage); | |
| 261 } | |
| 262 | |
| 263 void printOopValue(Oop oop) { | |
| 264 if (oop != null) { | |
| 265 Klass k = oop.getKlass(); | |
| 266 Symbol s = k.getName(); | |
| 267 if (s != null) { | |
| 268 out.print("Oop for " + s.asString() + " @ "); | |
| 269 } else { | |
| 270 out.print("Oop @ "); | |
| 271 } | |
| 272 Oop.printOopAddressOn(oop, out); | |
| 273 } else { | |
| 274 out.print("null"); | |
| 275 } | |
| 276 } | |
| 277 | |
| 278 void printNode(SimpleTreeNode node) { | |
| 279 int count = node.getChildCount(); | |
| 280 for (int i = 0; i < count; i++) { | |
| 281 try { | |
| 282 SimpleTreeNode field = node.getChild(i); | |
| 283 if (field instanceof OopTreeNodeAdapter) { | |
| 284 out.print(field); | |
| 285 out.print(" "); | |
| 286 printOopValue(((OopTreeNodeAdapter)field).getOop()); | |
| 287 out.println(); | |
| 288 } else { | |
| 289 out.println(field); | |
| 290 } | |
| 291 } catch (Exception e) { | |
| 292 out.println(); | |
| 293 out.println("Error: " + e); | |
| 294 if (verboseExceptions) { | |
| 295 e.printStackTrace(out); | |
| 296 } | |
| 297 } | |
| 298 } | |
| 299 } | |
| 300 } | |
| 301 | |
| 302 void quote(String s) { | |
| 303 if (s.indexOf(" ") == -1) { | |
| 304 out.print(s); | |
| 305 } else { | |
| 306 out.print("\""); | |
| 307 out.print(s); | |
| 308 out.print("\""); | |
| 309 } | |
| 310 } | |
| 311 | |
| 312 void dumpType(Type type) { | |
| 313 out.print("type "); | |
| 314 quote(type.getName()); | |
| 315 out.print(" "); | |
| 316 if (type.getSuperclass() != null) { | |
| 317 quote(type.getSuperclass().getName()); | |
| 318 out.print(" "); | |
| 319 } else { | |
| 320 out.print("null "); | |
| 321 } | |
| 322 out.print(type.isOopType()); | |
| 323 out.print(" "); | |
| 324 if (type.isCIntegerType()) { | |
| 325 out.print("true "); | |
| 326 out.print(((CIntegerType)type).isUnsigned()); | |
| 327 out.print(" "); | |
| 328 } else { | |
| 329 out.print("false false "); | |
| 330 } | |
| 331 out.print(type.getSize()); | |
| 332 out.println(); | |
| 333 } | |
| 334 | |
| 335 void dumpFields(Type type) { | |
| 3939 | 336 dumpFields(type, true); |
| 337 } | |
| 338 | |
| 339 void dumpFields(Type type, boolean allowStatic) { | |
| 0 | 340 Iterator i = type.getFields(); |
| 341 while (i.hasNext()) { | |
| 342 Field f = (Field) i.next(); | |
| 3939 | 343 if (!allowStatic && f.isStatic()) continue; |
| 0 | 344 out.print("field "); |
| 345 quote(type.getName()); | |
| 346 out.print(" "); | |
| 347 out.print(f.getName()); | |
| 348 out.print(" "); | |
| 349 quote(f.getType().getName()); | |
| 350 out.print(" "); | |
| 351 out.print(f.isStatic()); | |
| 352 out.print(" "); | |
| 353 if (f.isStatic()) { | |
| 354 out.print("0 "); | |
| 355 out.print(f.getStaticFieldAddress()); | |
| 356 } else { | |
| 357 out.print(f.getOffset()); | |
| 358 out.print(" 0x0"); | |
| 359 } | |
| 360 out.println(); | |
| 361 } | |
| 362 } | |
| 363 | |
| 364 | |
| 365 Address lookup(String symbol) { | |
| 366 if (symbol.indexOf("::") != -1) { | |
| 367 String[] parts = symbol.split("::"); | |
| 368 StringBuffer mangled = new StringBuffer("__1c"); | |
| 369 for (int i = 0; i < parts.length; i++) { | |
| 370 int len = parts[i].length(); | |
| 371 if (len >= 26) { | |
| 372 mangled.append((char)('a' + (len / 26))); | |
| 373 len = len % 26; | |
| 374 } | |
| 375 mangled.append((char)('A' + len)); | |
| 376 mangled.append(parts[i]); | |
| 377 } | |
| 378 mangled.append("_"); | |
| 379 symbol = mangled.toString(); | |
| 380 } | |
| 381 return VM.getVM().getDebugger().lookup(null, symbol); | |
| 382 } | |
| 383 | |
| 384 Address parseAddress(String addr) { | |
| 385 return VM.getVM().getDebugger().parseAddress(addr); | |
| 386 } | |
| 387 | |
| 388 private final Command[] commandList = { | |
| 389 new Command("reattach", true) { | |
| 390 public void doit(Tokens t) { | |
| 391 int tokens = t.countTokens(); | |
| 392 if (tokens != 0) { | |
| 393 usage(); | |
| 394 return; | |
| 395 } | |
| 396 preAttach(); | |
| 397 debugger.reattach(); | |
| 398 postAttach(); | |
| 399 } | |
| 400 }, | |
| 401 new Command("attach", "attach pid | exec core", true) { | |
| 402 public void doit(Tokens t) { | |
| 403 int tokens = t.countTokens(); | |
| 404 if (tokens == 1) { | |
| 405 preAttach(); | |
| 406 debugger.attach(t.nextToken()); | |
| 407 postAttach(); | |
| 408 } else if (tokens == 2) { | |
| 409 preAttach(); | |
| 410 debugger.attach(t.nextToken(), t.nextToken()); | |
| 411 postAttach(); | |
| 412 } else { | |
| 413 usage(); | |
| 414 } | |
| 415 } | |
| 416 }, | |
| 417 new Command("detach", false) { | |
| 418 public void doit(Tokens t) { | |
| 419 if (t.countTokens() != 0) { | |
| 420 usage(); | |
| 421 } else { | |
| 422 debugger.detach(); | |
| 423 } | |
| 424 } | |
| 425 }, | |
| 426 new Command("examine", "examine [ address/count ] | [ address,address]", false) { | |
| 427 Pattern args1 = Pattern.compile("^(0x[0-9a-f]+)(/([0-9]*)([a-z]*))?$"); | |
| 428 Pattern args2 = Pattern.compile("^(0x[0-9a-f]+),(0x[0-9a-f]+)(/[a-z]*)?$"); | |
| 429 | |
| 430 String fill(Address a, int width) { | |
| 431 String s = "0x0"; | |
| 432 if (a != null) { | |
| 433 s = a.toString(); | |
| 434 } | |
| 435 if (s.length() != width) { | |
| 436 return s.substring(0, 2) + "000000000000000000000".substring(0, width - s.length()) + s.substring(2); | |
| 437 } | |
| 438 return s; | |
| 439 } | |
| 440 | |
| 441 public void doit(Tokens t) { | |
| 442 if (t.countTokens() != 1) { | |
| 443 usage(); | |
| 444 } else { | |
| 445 String arg = t.nextToken(); | |
| 446 Matcher m1 = args1.matcher(arg); | |
| 447 Matcher m2 = args2.matcher(arg); | |
| 448 Address start = null; | |
| 449 Address end = null; | |
| 450 String format = ""; | |
| 451 int formatSize = (int)VM.getVM().getAddressSize(); | |
| 452 | |
| 453 if (m1.matches()) { | |
| 454 start = VM.getVM().getDebugger().parseAddress(m1.group(1)); | |
| 455 int count = 1; | |
| 456 if (m1.group(2) != null) { | |
| 457 count = Integer.parseInt(m1.group(3)); | |
| 458 } | |
| 459 end = start.addOffsetTo(count * formatSize); | |
| 460 } else if (m2.matches()) { | |
| 461 start = VM.getVM().getDebugger().parseAddress(m2.group(1)); | |
| 462 end = VM.getVM().getDebugger().parseAddress(m2.group(2)); | |
| 463 } else { | |
| 464 usage(); | |
| 465 return; | |
| 466 } | |
| 467 int line = 80; | |
| 468 int formatWidth = formatSize * 8 / 4 + 2; | |
| 469 | |
| 470 out.print(fill(start, formatWidth)); | |
| 471 out.print(": "); | |
| 472 int width = line - formatWidth - 2; | |
| 473 | |
| 474 boolean needsPrintln = true; | |
| 475 while (start != null && start.lessThan(end)) { | |
| 476 Address val = start.getAddressAt(0); | |
| 477 out.print(fill(val, formatWidth)); | |
| 478 needsPrintln = true; | |
| 479 width -= formatWidth; | |
| 480 start = start.addOffsetTo(formatSize); | |
| 481 if (width <= formatWidth) { | |
| 482 out.println(); | |
| 483 needsPrintln = false; | |
| 484 if (start.lessThan(end)) { | |
| 485 out.print(fill(start, formatWidth)); | |
| 486 out.print(": "); | |
| 487 width = line - formatWidth - 2; | |
| 488 } | |
| 489 } else { | |
| 490 out.print(" "); | |
| 491 width -= 1; | |
| 492 } | |
| 493 } | |
| 494 if (needsPrintln) { | |
| 495 out.println(); | |
| 496 } | |
| 497 } | |
| 498 } | |
| 499 }, | |
|
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500 new Command("dumpreplaydata", "dumpreplaydata { <address > | -a | <thread_id> }", false) { |
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501 // This is used to dump replay data from ciInstanceKlass, ciMethodData etc |
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502 // default file name is replay.txt, also if java crashes in compiler |
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503 // thread, this file will be dumped in error processing. |
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504 public void doit(Tokens t) { |
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505 if (t.countTokens() != 1) { |
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506 usage(); |
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507 return; |
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508 } |
|
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509 String name = t.nextToken(); |
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510 Address a = null; |
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511 try { |
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512 a = VM.getVM().getDebugger().parseAddress(name); |
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513 } catch (NumberFormatException e) { } |
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514 if (a != null) { |
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515 // only nmethod, Method, MethodData and InstanceKlass needed to |
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516 // dump replay data |
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517 |
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518 CodeBlob cb = VM.getVM().getCodeCache().findBlob(a); |
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519 if (cb != null && (cb instanceof NMethod)) { |
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520 ((NMethod)cb).dumpReplayData(out); |
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521 return; |
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522 } |
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523 // assume it is Metadata |
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524 Metadata meta = Metadata.instantiateWrapperFor(a); |
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525 if (meta != null) { |
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526 meta.dumpReplayData(out); |
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527 } else { |
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528 usage(); |
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529 return; |
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530 } |
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531 } |
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532 // Not an address |
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533 boolean all = name.equals("-a"); |
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534 Threads threads = VM.getVM().getThreads(); |
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535 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { |
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536 ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
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537 thread.printThreadIDOn(new PrintStream(bos)); |
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538 if (all || bos.toString().equals(name)) { |
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539 if (thread instanceof CompilerThread) { |
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540 CompilerThread ct = (CompilerThread)thread; |
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541 ciEnv env = ct.env(); |
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542 if (env != null) { |
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543 env.dumpReplayData(out); |
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544 } |
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545 } |
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546 } |
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547 } |
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548 } |
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549 }, |
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550 new Command("buildreplayjars", "buildreplayjars [ all | app | boot ] | [ prefix ]", false) { |
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551 // This is used to dump jar files of all the classes |
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552 // loaded in the core. Everything on the bootclasspath |
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553 // will go in boot.jar and everything else will go in |
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554 // app.jar. Then the classes can be loaded by the replay |
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555 // jvm using -Xbootclasspath/p:boot.jar -cp app.jar. boot.jar usually |
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556 // not needed, unless changed by jvmti. |
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557 public void doit(Tokens t) { |
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558 int tcount = t.countTokens(); |
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559 if (tcount > 2) { |
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560 usage(); |
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561 return; |
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562 } |
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563 try { |
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564 String prefix = ""; |
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565 String option = "all"; // default |
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566 switch(tcount) { |
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567 case 0: |
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568 break; |
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569 case 1: |
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570 option = t.nextToken(); |
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571 if (!option.equalsIgnoreCase("all") && !option.equalsIgnoreCase("app") && |
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572 !option.equalsIgnoreCase("root")) { |
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573 prefix = option; |
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574 option = "all"; |
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575 } |
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576 break; |
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577 case 2: |
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578 option = t.nextToken(); |
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579 prefix = t.nextToken(); |
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580 break; |
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581 default: |
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582 usage(); |
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583 return; |
|
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584 } |
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585 if (!option.equalsIgnoreCase("all") && !option.equalsIgnoreCase("app") && |
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586 !option.equalsIgnoreCase("boot")) { |
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587 usage(); |
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588 return; |
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589 } |
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590 ClassDump cd = new ClassDump(); |
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591 if (option.equalsIgnoreCase("all") || option.equalsIgnoreCase("boot")) { |
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592 cd.setClassFilter(new BootFilter()); |
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593 cd.setJarOutput(prefix + "boot.jar"); |
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594 cd.run(); |
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595 } |
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596 if (option.equalsIgnoreCase("all") || option.equalsIgnoreCase("app")) { |
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597 cd.setClassFilter(new NonBootFilter()); |
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598 cd.setJarOutput(prefix + "app.jar"); |
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599 cd.run(); |
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600 } |
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601 } catch (IOException ioe) { |
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602 ioe.printStackTrace(); |
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603 } |
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604 } |
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605 }, |
| 0 | 606 new Command("findpc", "findpc address", false) { |
| 607 public void doit(Tokens t) { | |
| 608 if (t.countTokens() != 1) { | |
| 609 usage(); | |
| 610 } else { | |
| 611 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 612 PointerLocation loc = PointerFinder.find(a); | |
| 613 loc.printOn(out); | |
| 614 } | |
| 615 } | |
| 616 }, | |
|
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617 new Command("symbol", "symbol address", false) { |
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618 public void doit(Tokens t) { |
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619 if (t.countTokens() != 1) { |
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620 usage(); |
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621 } else { |
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622 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); |
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623 Symbol.create(a).printValueOn(out); |
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624 out.println(); |
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625 } |
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626 } |
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627 }, |
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628 new Command("symboltable", "symboltable name", false) { |
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629 public void doit(Tokens t) { |
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630 if (t.countTokens() != 1) { |
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631 usage(); |
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632 } else { |
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633 out.println(SymbolTable.getTheTable().probe(t.nextToken())); |
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634 } |
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635 } |
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636 }, |
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637 new Command("symboldump", "symboldump", false) { |
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638 public void doit(Tokens t) { |
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639 SymbolTable.getTheTable().symbolsDo(new SymbolTable.SymbolVisitor() { |
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640 public void visit(Symbol sym) { |
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641 sym.printValueOn(out); |
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642 out.println(); |
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643 } |
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644 }); |
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645 } |
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646 }, |
| 3939 | 647 new Command("flags", "flags [ flag | -nd ]", false) { |
| 0 | 648 public void doit(Tokens t) { |
| 649 int tokens = t.countTokens(); | |
| 650 if (tokens != 0 && tokens != 1) { | |
| 651 usage(); | |
| 652 } else { | |
| 653 String name = tokens > 0 ? t.nextToken() : null; | |
| 3939 | 654 boolean nonDefault = false; |
| 655 if (name != null && name.equals("-nd")) { | |
| 656 name = null; | |
| 657 nonDefault = true; | |
| 658 } | |
| 0 | 659 |
| 660 VM.Flag[] flags = VM.getVM().getCommandLineFlags(); | |
| 661 if (flags == null) { | |
| 662 out.println("Command Flag info not available (use 1.4.1_03 or later)!"); | |
| 663 } else { | |
| 664 boolean printed = false; | |
| 665 for (int f = 0; f < flags.length; f++) { | |
| 666 VM.Flag flag = flags[f]; | |
| 667 if (name == null || flag.getName().equals(name)) { | |
| 3939 | 668 |
| 669 if (nonDefault && flag.getOrigin() == 0) { | |
| 670 // only print flags which aren't their defaults | |
| 671 continue; | |
| 672 } | |
| 673 out.println(flag.getName() + " = " + flag.getValue() + " " + flag.getOrigin()); | |
| 0 | 674 printed = true; |
| 675 } | |
| 676 } | |
| 677 if (name != null && !printed) { | |
| 678 out.println("Couldn't find flag: " + name); | |
| 679 } | |
| 680 } | |
| 681 } | |
| 682 } | |
| 683 }, | |
| 684 new Command("help", "help [ command ]", true) { | |
| 685 public void doit(Tokens t) { | |
| 686 int tokens = t.countTokens(); | |
| 687 Command cmd = null; | |
| 688 if (tokens == 1) { | |
| 689 cmd = findCommand(t.nextToken()); | |
| 690 } | |
| 691 | |
| 692 if (cmd != null) { | |
| 693 cmd.usage(); | |
| 694 } else if (tokens == 0) { | |
| 695 out.println("Available commands:"); | |
| 696 Object[] keys = commands.keySet().toArray(); | |
| 697 Arrays.sort(keys, new Comparator() { | |
| 698 public int compare(Object o1, Object o2) { | |
| 699 return o1.toString().compareTo(o2.toString()); | |
| 700 } | |
| 701 }); | |
| 702 for (int i = 0; i < keys.length; i++) { | |
| 703 out.print(" "); | |
| 704 out.println(((Command)commands.get(keys[i])).usage); | |
| 705 } | |
| 706 } | |
| 707 } | |
| 708 }, | |
| 709 new Command("history", "history", true) { | |
| 710 public void doit(Tokens t) { | |
| 711 int tokens = t.countTokens(); | |
| 712 if (tokens != 0 && (tokens != 1 || !t.nextToken().equals("-h"))) { | |
| 713 usage(); | |
| 714 return; | |
| 715 } | |
| 716 boolean printIndex = tokens == 0; | |
| 717 for (int i = 0; i < history.size(); i++) { | |
| 718 if (printIndex) out.print(i + " "); | |
| 719 out.println(history.get(i)); | |
| 720 } | |
| 721 } | |
| 722 }, | |
| 6782 | 723 // decode raw address |
| 724 new Command("dis", "dis address [length]", false) { | |
| 725 public void doit(Tokens t) { | |
| 726 int tokens = t.countTokens(); | |
| 727 if (tokens != 1 && tokens != 2) { | |
| 728 usage(); | |
| 729 return; | |
| 730 } | |
| 731 String name = t.nextToken(); | |
| 732 Address addr = null; | |
| 733 int len = 0x10; // default length | |
| 734 try { | |
| 735 addr = VM.getVM().getDebugger().parseAddress(name); | |
| 736 } catch (NumberFormatException e) { | |
| 737 out.println(e); | |
| 738 return; | |
| 739 } | |
| 740 if (tokens == 2) { | |
| 741 try { | |
| 742 len = Integer.parseInt(t.nextToken()); | |
| 743 } catch (NumberFormatException e) { | |
| 744 out.println(e); | |
| 745 return; | |
| 746 } | |
| 747 } | |
| 748 HTMLGenerator generator = new HTMLGenerator(false); | |
| 749 out.println(generator.genHTMLForRawDisassembly(addr, len)); | |
| 750 } | |
| 751 | |
| 752 }, | |
| 753 // decode codeblob or nmethod | |
| 754 new Command("disassemble", "disassemble address", false) { | |
| 755 public void doit(Tokens t) { | |
| 756 int tokens = t.countTokens(); | |
| 757 if (tokens != 1) { | |
| 758 usage(); | |
| 759 return; | |
| 760 } | |
| 761 String name = t.nextToken(); | |
| 762 Address addr = null; | |
| 763 try { | |
| 764 addr = VM.getVM().getDebugger().parseAddress(name); | |
| 765 } catch (NumberFormatException e) { | |
| 766 out.println(e); | |
| 767 return; | |
| 768 } | |
| 769 | |
| 770 HTMLGenerator generator = new HTMLGenerator(false); | |
| 771 out.println(generator.genHTML(addr)); | |
| 772 } | |
| 773 }, | |
| 774 // print Java bytecode disassembly | |
| 775 new Command("jdis", "jdis address", false) { | |
| 776 public void doit(Tokens t) { | |
| 777 int tokens = t.countTokens(); | |
| 778 if (tokens != 1) { | |
| 779 usage(); | |
| 780 return; | |
| 781 } | |
| 782 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 783 Method m = (Method)Metadata.instantiateWrapperFor(a); | |
| 784 HTMLGenerator html = new HTMLGenerator(false); | |
| 785 out.println(html.genHTML(m)); | |
| 786 } | |
| 787 }, | |
| 1385 | 788 new Command("revptrs", "revptrs address", false) { |
| 789 public void doit(Tokens t) { | |
| 790 int tokens = t.countTokens(); | |
| 791 if (tokens != 1 && (tokens != 2 || !t.nextToken().equals("-c"))) { | |
| 792 usage(); | |
| 793 return; | |
| 794 } | |
| 795 boolean chase = tokens == 2; | |
| 796 ReversePtrs revptrs = VM.getVM().getRevPtrs(); | |
| 797 if (revptrs == null) { | |
| 798 out.println("Computing reverse pointers..."); | |
| 799 ReversePtrsAnalysis analysis = new ReversePtrsAnalysis(); | |
| 800 final boolean[] complete = new boolean[1]; | |
| 801 HeapProgressThunk thunk = new HeapProgressThunk() { | |
| 802 public void heapIterationFractionUpdate(double d) {} | |
| 803 public synchronized void heapIterationComplete() { | |
| 804 complete[0] = true; | |
| 805 notify(); | |
| 806 } | |
| 807 }; | |
| 808 analysis.setHeapProgressThunk(thunk); | |
| 809 analysis.run(); | |
| 810 while (!complete[0]) { | |
| 811 synchronized (thunk) { | |
| 812 try { | |
| 813 thunk.wait(); | |
| 814 } catch (Exception e) { | |
| 815 } | |
| 816 } | |
| 817 } | |
| 818 revptrs = VM.getVM().getRevPtrs(); | |
| 819 out.println("Done."); | |
| 820 } | |
| 821 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 822 if (VM.getVM().getUniverse().heap().isInReserved(a)) { | |
| 823 OopHandle handle = a.addOffsetToAsOopHandle(0); | |
| 824 Oop oop = VM.getVM().getObjectHeap().newOop(handle); | |
| 825 ArrayList ptrs = revptrs.get(oop); | |
| 826 if (ptrs == null) { | |
| 827 out.println("no live references to " + a); | |
| 828 } else { | |
| 829 if (chase) { | |
| 830 while (ptrs.size() == 1) { | |
| 831 LivenessPathElement e = (LivenessPathElement)ptrs.get(0); | |
| 832 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 833 Oop.printOopValueOn(e.getObj(), new PrintStream(bos)); | |
| 834 out.println(bos.toString()); | |
| 835 ptrs = revptrs.get(e.getObj()); | |
| 836 } | |
| 837 } else { | |
| 838 for (int i = 0; i < ptrs.size(); i++) { | |
| 839 LivenessPathElement e = (LivenessPathElement)ptrs.get(i); | |
| 840 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 841 Oop.printOopValueOn(e.getObj(), new PrintStream(bos)); | |
| 842 out.println(bos.toString()); | |
| 843 oop = e.getObj(); | |
| 844 } | |
| 845 } | |
| 846 } | |
| 847 } | |
| 848 } | |
| 849 }, | |
| 3939 | 850 new Command("printmdo", "printmdo [ -a | expression ]", false) { |
| 851 // Print every MDO in the heap or the one referenced by expression. | |
| 852 public void doit(Tokens t) { | |
| 853 if (t.countTokens() != 1) { | |
| 854 usage(); | |
| 855 } else { | |
| 856 String s = t.nextToken(); | |
| 857 if (s.equals("-a")) { | |
|
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858 SystemDictionary sysDict = VM.getVM().getSystemDictionary(); |
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859 sysDict.allClassesDo(new SystemDictionary.ClassVisitor() { |
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860 public void visit(Klass k) { |
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861 if (k instanceof InstanceKlass) { |
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862 MethodArray methods = ((InstanceKlass)k).getMethods(); |
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863 for (int i = 0; i < methods.length(); i++) { |
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864 Method m = methods.at(i); |
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865 MethodData mdo = m.getMethodData(); |
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866 if (mdo != null) { |
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867 out.println("MethodData " + mdo.getAddress() + " for " + |
| 3939 | 868 "method " + m.getMethodHolder().getName().asString() + "." + |
| 869 m.getName().asString() + | |
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870 m.getSignature().asString() + "@" + m.getAddress()); |
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871 mdo.printDataOn(out); |
| 3939 | 872 } |
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873 } |
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874 } |
| 3939 | 875 } |
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876 } |
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877 ); |
| 3939 | 878 } else { |
| 879 Address a = VM.getVM().getDebugger().parseAddress(s); | |
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880 MethodData mdo = (MethodData) Metadata.instantiateWrapperFor(a); |
| 3939 | 881 mdo.printDataOn(out); |
| 882 } | |
| 883 } | |
| 884 } | |
| 885 }, | |
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886 new Command("printall", "printall", false) { |
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887 // Print every MDO in the heap or the one referenced by expression. |
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888 public void doit(Tokens t) { |
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889 if (t.countTokens() != 0) { |
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890 usage(); |
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891 } else { |
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892 SystemDictionary sysDict = VM.getVM().getSystemDictionary(); |
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893 sysDict.allClassesDo(new SystemDictionary.ClassVisitor() { |
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894 public void visit(Klass k) { |
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895 if (k instanceof InstanceKlass && ((InstanceKlass)k).getConstants().getCache() != null) { |
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896 MethodArray methods = ((InstanceKlass)k).getMethods(); |
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897 for (int i = 0; i < methods.length(); i++) { |
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898 Method m = methods.at(i); |
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899 HTMLGenerator gen = new HTMLGenerator(false); |
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900 out.println(gen.genHTML(m)); |
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901 } |
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902 } |
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903 } |
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904 } |
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905 ); |
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906 } |
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907 } |
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908 }, |
| 3939 | 909 new Command("dumpideal", "dumpideal { -a | id }", false) { |
| 910 // Do a full dump of the nodes reachabile from root in each compiler thread. | |
| 911 public void doit(Tokens t) { | |
| 912 if (t.countTokens() != 1) { | |
| 913 usage(); | |
| 914 } else { | |
| 915 String name = t.nextToken(); | |
| 916 boolean all = name.equals("-a"); | |
| 917 Threads threads = VM.getVM().getThreads(); | |
| 918 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 919 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 920 thread.printThreadIDOn(new PrintStream(bos)); | |
| 921 if (all || bos.toString().equals(name)) { | |
| 922 if (thread instanceof CompilerThread) { | |
| 923 CompilerThread ct = (CompilerThread)thread; | |
| 924 out.println(ct); | |
| 925 ciEnv env = ct.env(); | |
| 926 if (env != null) { | |
| 927 Compile c = env.compilerData(); | |
| 928 c.root().dump(9999, out); | |
| 929 } else { | |
| 930 out.println(" not compiling"); | |
| 931 } | |
| 932 } | |
| 933 } | |
| 934 } | |
| 935 } | |
| 936 } | |
| 937 }, | |
| 938 new Command("dumpcfg", "dumpcfg { -a | id }", false) { | |
| 939 // Dump the PhaseCFG for every compiler thread that has one live. | |
| 940 public void doit(Tokens t) { | |
| 941 if (t.countTokens() != 1) { | |
| 942 usage(); | |
| 943 } else { | |
| 944 String name = t.nextToken(); | |
| 945 boolean all = name.equals("-a"); | |
| 946 Threads threads = VM.getVM().getThreads(); | |
| 947 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 948 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 949 thread.printThreadIDOn(new PrintStream(bos)); | |
| 950 if (all || bos.toString().equals(name)) { | |
| 951 if (thread instanceof CompilerThread) { | |
| 952 CompilerThread ct = (CompilerThread)thread; | |
| 953 out.println(ct); | |
| 954 ciEnv env = ct.env(); | |
| 955 if (env != null) { | |
| 956 Compile c = env.compilerData(); | |
| 957 c.cfg().dump(out); | |
| 958 } | |
| 959 } | |
| 960 } | |
| 961 } | |
| 962 } | |
| 963 } | |
| 964 }, | |
| 965 new Command("dumpilt", "dumpilt { -a | id }", false) { | |
| 966 // dumps the InlineTree of a C2 compile | |
| 967 public void doit(Tokens t) { | |
| 968 if (t.countTokens() != 1) { | |
| 969 usage(); | |
| 970 } else { | |
| 971 String name = t.nextToken(); | |
| 972 boolean all = name.equals("-a"); | |
| 973 Threads threads = VM.getVM().getThreads(); | |
| 974 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 975 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 976 thread.printThreadIDOn(new PrintStream(bos)); | |
| 977 if (all || bos.toString().equals(name)) { | |
| 978 if (thread instanceof CompilerThread) { | |
| 979 CompilerThread ct = (CompilerThread)thread; | |
| 980 ciEnv env = ct.env(); | |
| 981 if (env != null) { | |
| 982 Compile c = env.compilerData(); | |
| 983 InlineTree ilt = c.ilt(); | |
| 984 if (ilt != null) { | |
| 985 ilt.print(out); | |
| 986 } | |
| 987 } | |
| 988 } | |
| 989 } | |
| 990 } | |
| 991 } | |
| 992 } | |
| 993 }, | |
| 994 new Command("vmstructsdump", "vmstructsdump", false) { | |
| 995 public void doit(Tokens t) { | |
| 996 if (t.countTokens() != 0) { | |
| 997 usage(); | |
| 998 return; | |
| 999 } | |
| 1000 | |
| 1001 // Dump a copy of the type database in a form that can | |
| 1002 // be read back. | |
| 1003 Iterator i = agent.getTypeDataBase().getTypes(); | |
| 1004 // Make sure the types are emitted in an order than can be read back in | |
| 1005 HashSet emitted = new HashSet(); | |
| 1006 Stack pending = new Stack(); | |
| 1007 while (i.hasNext()) { | |
| 1008 Type n = (Type)i.next(); | |
| 1009 if (emitted.contains(n.getName())) { | |
| 1010 continue; | |
| 1011 } | |
| 1012 | |
| 1013 while (n != null && !emitted.contains(n.getName())) { | |
| 1014 pending.push(n); | |
| 1015 n = n.getSuperclass(); | |
| 1016 } | |
| 1017 while (!pending.empty()) { | |
| 1018 n = (Type)pending.pop(); | |
| 1019 dumpType(n); | |
| 1020 emitted.add(n.getName()); | |
| 1021 } | |
| 1022 } | |
| 1023 i = agent.getTypeDataBase().getTypes(); | |
| 1024 while (i.hasNext()) { | |
| 1025 dumpFields((Type)i.next(), false); | |
| 1026 } | |
| 1027 } | |
| 1028 }, | |
| 1029 | |
| 0 | 1030 new Command("inspect", "inspect expression", false) { |
| 1031 public void doit(Tokens t) { | |
| 1032 if (t.countTokens() != 1) { | |
| 1033 usage(); | |
| 1034 } else { | |
| 1035 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 1036 SimpleTreeNode node = null; | |
| 1037 if (VM.getVM().getUniverse().heap().isInReserved(a)) { | |
| 1038 OopHandle handle = a.addOffsetToAsOopHandle(0); | |
| 1039 Oop oop = VM.getVM().getObjectHeap().newOop(handle); | |
| 1040 node = new OopTreeNodeAdapter(oop, null); | |
| 1041 | |
| 1042 out.println("instance of " + node.getValue() + " @ " + a + | |
| 1043 " (size = " + oop.getObjectSize() + ")"); | |
| 1044 } else if (VM.getVM().getCodeCache().contains(a)) { | |
| 1045 CodeBlob blob = VM.getVM().getCodeCache().findBlobUnsafe(a); | |
| 1046 a = blob.headerBegin(); | |
| 1047 } | |
| 1048 if (node == null) { | |
| 1049 Type type = VM.getVM().getTypeDataBase().guessTypeForAddress(a); | |
| 1050 if (type != null) { | |
| 1051 out.println("Type is " + type.getName() + " (size of " + type.getSize() + ")"); | |
| 1052 node = new CTypeTreeNodeAdapter(a, type, null); | |
| 1053 } | |
| 1054 } | |
| 1055 if (node != null) { | |
| 1056 printNode(node); | |
| 1057 } | |
| 1058 } | |
| 1059 } | |
| 1060 }, | |
| 1061 new Command("jhisto", "jhisto", false) { | |
| 1062 public void doit(Tokens t) { | |
| 1063 ObjectHistogram histo = new ObjectHistogram(); | |
| 1064 histo.run(out, err); | |
| 1065 } | |
| 1066 }, | |
| 1067 new Command("jstack", "jstack [-v]", false) { | |
| 1068 public void doit(Tokens t) { | |
| 1069 boolean verbose = false; | |
| 1070 if (t.countTokens() > 0 && t.nextToken().equals("-v")) { | |
| 1071 verbose = true; | |
| 1072 } | |
| 1073 StackTrace jstack = new StackTrace(verbose, true); | |
| 1074 jstack.run(out); | |
| 1075 } | |
| 1076 }, | |
| 1077 new Command("print", "print expression", false) { | |
| 1078 public void doit(Tokens t) { | |
| 1079 if (t.countTokens() != 1) { | |
| 1080 usage(); | |
| 1081 } else { | |
| 1082 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 1083 HTMLGenerator gen = new HTMLGenerator(false); | |
| 1084 out.println(gen.genHTML(a)); | |
| 1085 } | |
| 1086 } | |
| 1087 }, | |
| 1088 new Command("printas", "printas type expression", false) { | |
| 1089 public void doit(Tokens t) { | |
| 1090 if (t.countTokens() != 2) { | |
| 1091 usage(); | |
| 1092 } else { | |
| 1093 Type type = agent.getTypeDataBase().lookupType(t.nextToken()); | |
| 1094 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 1095 CTypeTreeNodeAdapter node = new CTypeTreeNodeAdapter(a, type, null); | |
| 1096 | |
| 1097 out.println("pointer to " + type + " @ " + a + | |
| 1098 " (size = " + type.getSize() + ")"); | |
| 1099 printNode(node); | |
| 1100 } | |
| 1101 } | |
| 1102 }, | |
| 1103 new Command("printstatics", "printstatics [ type ]", false) { | |
| 1104 public void doit(Tokens t) { | |
| 1105 if (t.countTokens() > 1) { | |
| 1106 usage(); | |
| 1107 } else { | |
| 1108 if (t.countTokens() == 0) { | |
| 1109 out.println("All known static fields"); | |
| 1110 printNode(new CTypeTreeNodeAdapter(agent.getTypeDataBase().getTypes())); | |
| 1111 } else { | |
| 1112 Type type = agent.getTypeDataBase().lookupType(t.nextToken()); | |
| 1113 out.println("Static fields of " + type.getName()); | |
| 1114 printNode(new CTypeTreeNodeAdapter(type)); | |
| 1115 } | |
| 1116 } | |
| 1117 } | |
| 1118 }, | |
| 1119 new Command("pmap", "pmap", false) { | |
| 1120 public void doit(Tokens t) { | |
| 1121 PMap pmap = new PMap(); | |
| 1122 pmap.run(out, debugger.getAgent().getDebugger()); | |
| 1123 } | |
| 1124 }, | |
| 1125 new Command("pstack", "pstack [-v]", false) { | |
| 1126 public void doit(Tokens t) { | |
| 1127 boolean verbose = false; | |
| 1128 if (t.countTokens() > 0 && t.nextToken().equals("-v")) { | |
| 1129 verbose = true; | |
| 1130 } | |
| 1131 PStack pstack = new PStack(verbose, true); | |
| 1132 pstack.run(out, debugger.getAgent().getDebugger()); | |
| 1133 } | |
| 1134 }, | |
| 1135 new Command("quit", true) { | |
| 1136 public void doit(Tokens t) { | |
| 1137 if (t.countTokens() != 0) { | |
| 1138 usage(); | |
| 1139 } else { | |
| 1140 debugger.detach(); | |
|
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1141 quit = true; |
| 0 | 1142 } |
| 1143 } | |
| 1144 }, | |
| 1145 new Command("echo", "echo [ true | false ]", true) { | |
| 1146 public void doit(Tokens t) { | |
| 1147 if (t.countTokens() == 0) { | |
| 1148 out.println("echo is " + doEcho); | |
| 1149 } else if (t.countTokens() == 1) { | |
| 1150 doEcho = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1151 } else { | |
| 1152 usage(); | |
| 1153 } | |
| 1154 } | |
| 1155 }, | |
| 1156 new Command("versioncheck", "versioncheck [ true | false ]", true) { | |
| 1157 public void doit(Tokens t) { | |
| 1158 if (t.countTokens() == 0) { | |
| 1159 out.println("versioncheck is " + | |
| 1160 (System.getProperty("sun.jvm.hotspot.runtime.VM.disableVersionCheck") == null)); | |
| 1161 } else if (t.countTokens() == 1) { | |
| 1162 if (Boolean.valueOf(t.nextToken()).booleanValue()) { | |
| 1163 System.setProperty("sun.jvm.hotspot.runtime.VM.disableVersionCheck", null); | |
| 1164 } else { | |
| 1165 System.setProperty("sun.jvm.hotspot.runtime.VM.disableVersionCheck", "true"); | |
| 1166 } | |
| 1167 } else { | |
| 1168 usage(); | |
| 1169 } | |
| 1170 } | |
| 1171 }, | |
| 1172 new Command("scanoops", "scanoops start end [ type ]", false) { | |
| 1173 public void doit(Tokens t) { | |
| 1174 if (t.countTokens() != 2 && t.countTokens() != 3) { | |
| 1175 usage(); | |
| 1176 } else { | |
| 1177 long stride = VM.getVM().getAddressSize(); | |
| 1178 Address base = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 1179 Address end = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 1180 Klass klass = null; | |
| 1181 if (t.countTokens() == 1) { | |
| 1182 klass = SystemDictionaryHelper.findInstanceKlass(t.nextToken()); | |
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1183 if (klass == null) { |
|
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1184 out.println("No such type."); |
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1185 return; |
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|
1186 } |
| 0 | 1187 } |
| 1188 while (base != null && base.lessThan(end)) { | |
| 1189 long step = stride; | |
| 1190 OopHandle handle = base.addOffsetToAsOopHandle(0); | |
| 1191 if (RobustOopDeterminator.oopLooksValid(handle)) { | |
| 1192 try { | |
| 1193 Oop oop = VM.getVM().getObjectHeap().newOop(handle); | |
| 1194 if (klass == null || oop.getKlass().isSubtypeOf(klass)) | |
| 1195 out.println(handle.toString() + " " + oop.getKlass().getName().asString()); | |
| 1196 step = oop.getObjectSize(); | |
| 1197 } catch (UnknownOopException ex) { | |
| 1198 // ok | |
| 1199 } catch (RuntimeException ex) { | |
| 1200 ex.printStackTrace(); | |
| 1201 } | |
| 1202 } | |
| 1203 base = base.addOffsetTo(step); | |
| 1204 } | |
| 1205 } | |
| 1206 } | |
| 1207 }, | |
| 3939 | 1208 new Command("intConstant", "intConstant [ name [ value ] ]", true) { |
| 1209 public void doit(Tokens t) { | |
| 1210 if (t.countTokens() != 1 && t.countTokens() != 0 && t.countTokens() != 2) { | |
| 1211 usage(); | |
| 1212 return; | |
| 1213 } | |
| 1214 HotSpotTypeDataBase db = (HotSpotTypeDataBase)agent.getTypeDataBase(); | |
| 1215 if (t.countTokens() == 1) { | |
|
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|
1216 String name = t.nextToken(); |
| 3939 | 1217 out.println("intConstant " + name + " " + db.lookupIntConstant(name)); |
| 1218 } else if (t.countTokens() == 0) { | |
| 1219 Iterator i = db.getIntConstants(); | |
| 1220 while (i.hasNext()) { | |
| 1221 String name = (String)i.next(); | |
| 1222 out.println("intConstant " + name + " " + db.lookupIntConstant(name)); | |
| 1223 } | |
| 1224 } else if (t.countTokens() == 2) { | |
| 1225 String name = t.nextToken(); | |
| 1226 Integer value = Integer.valueOf(t.nextToken()); | |
| 1227 db.addIntConstant(name, value); | |
| 1228 } | |
| 1229 } | |
| 1230 }, | |
| 1231 new Command("longConstant", "longConstant [ name [ value ] ]", true) { | |
| 1232 public void doit(Tokens t) { | |
| 1233 if (t.countTokens() != 1 && t.countTokens() != 0 && t.countTokens() != 2) { | |
| 1234 usage(); | |
| 1235 return; | |
| 1236 } | |
| 1237 HotSpotTypeDataBase db = (HotSpotTypeDataBase)agent.getTypeDataBase(); | |
| 1238 if (t.countTokens() == 1) { | |
|
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1239 String name = t.nextToken(); |
| 3939 | 1240 out.println("longConstant " + name + " " + db.lookupLongConstant(name)); |
| 1241 } else if (t.countTokens() == 0) { | |
| 1242 Iterator i = db.getLongConstants(); | |
| 1243 while (i.hasNext()) { | |
| 1244 String name = (String)i.next(); | |
| 1245 out.println("longConstant " + name + " " + db.lookupLongConstant(name)); | |
| 1246 } | |
| 1247 } else if (t.countTokens() == 2) { | |
| 1248 String name = t.nextToken(); | |
| 1249 Long value = Long.valueOf(t.nextToken()); | |
| 1250 db.addLongConstant(name, value); | |
| 1251 } | |
| 1252 } | |
| 1253 }, | |
| 0 | 1254 new Command("field", "field [ type [ name fieldtype isStatic offset address ] ]", true) { |
| 1255 public void doit(Tokens t) { | |
| 1256 if (t.countTokens() != 1 && t.countTokens() != 0 && t.countTokens() != 6) { | |
| 1257 usage(); | |
| 1258 return; | |
| 1259 } | |
| 1260 if (t.countTokens() == 1) { | |
| 1261 Type type = agent.getTypeDataBase().lookupType(t.nextToken()); | |
| 1262 dumpFields(type); | |
| 1263 } else if (t.countTokens() == 0) { | |
| 1264 Iterator i = agent.getTypeDataBase().getTypes(); | |
| 1265 while (i.hasNext()) { | |
| 1266 dumpFields((Type)i.next()); | |
| 1267 } | |
| 1268 } else { | |
| 1269 BasicType containingType = (BasicType)agent.getTypeDataBase().lookupType(t.nextToken()); | |
| 1270 | |
| 1271 String fieldName = t.nextToken(); | |
| 1272 | |
| 1273 // The field's Type must already be in the database -- no exceptions | |
| 1274 Type fieldType = agent.getTypeDataBase().lookupType(t.nextToken()); | |
| 1275 | |
| 1276 boolean isStatic = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1277 long offset = Long.parseLong(t.nextToken()); | |
| 1278 Address staticAddress = parseAddress(t.nextToken()); | |
| 1279 if (isStatic && staticAddress == null) { | |
| 1280 staticAddress = lookup(containingType.getName() + "::" + fieldName); | |
| 1281 } | |
| 1282 | |
| 1283 // check to see if the field already exists | |
| 1284 Iterator i = containingType.getFields(); | |
| 1285 while (i.hasNext()) { | |
| 1286 Field f = (Field) i.next(); | |
| 1287 if (f.getName().equals(fieldName)) { | |
| 1288 if (f.isStatic() != isStatic) { | |
| 1289 throw new RuntimeException("static/nonstatic mismatch: " + t.input); | |
| 1290 } | |
| 1291 if (!isStatic) { | |
| 1292 if (f.getOffset() != offset) { | |
| 1293 throw new RuntimeException("bad redefinition of field offset: " + t.input); | |
| 1294 } | |
| 1295 } else { | |
| 1296 if (!f.getStaticFieldAddress().equals(staticAddress)) { | |
| 1297 throw new RuntimeException("bad redefinition of field location: " + t.input); | |
| 1298 } | |
| 1299 } | |
| 1300 if (f.getType() != fieldType) { | |
| 1301 throw new RuntimeException("bad redefinition of field type: " + t.input); | |
| 1302 } | |
| 1303 return; | |
| 1304 } | |
| 1305 } | |
| 1306 | |
| 1307 // Create field by type | |
| 1308 HotSpotTypeDataBase db = (HotSpotTypeDataBase)agent.getTypeDataBase(); | |
| 1309 db.createField(containingType, | |
| 1310 fieldName, fieldType, | |
| 1311 isStatic, | |
| 1312 offset, | |
| 1313 staticAddress); | |
| 1314 | |
| 1315 } | |
| 1316 } | |
| 1317 | |
| 1318 }, | |
| 1319 new Command("tokenize", "tokenize ...", true) { | |
| 1320 public void doit(Tokens t) { | |
| 1321 while (t.hasMoreTokens()) { | |
| 1322 out.println("\"" + t.nextToken() + "\""); | |
| 1323 } | |
| 1324 } | |
| 1325 }, | |
| 1326 new Command("type", "type [ type [ name super isOop isInteger isUnsigned size ] ]", true) { | |
| 1327 public void doit(Tokens t) { | |
| 1328 if (t.countTokens() != 1 && t.countTokens() != 0 && t.countTokens() != 6) { | |
| 1329 usage(); | |
| 1330 return; | |
| 1331 } | |
| 1332 if (t.countTokens() == 6) { | |
| 1333 String typeName = t.nextToken(); | |
| 1334 String superclassName = t.nextToken(); | |
| 1335 if (superclassName.equals("null")) { | |
| 1336 superclassName = null; | |
| 1337 } | |
| 1338 boolean isOop = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1339 boolean isInteger = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1340 boolean isUnsigned = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1341 long size = Long.parseLong(t.nextToken()); | |
| 1342 | |
| 1343 BasicType type = null; | |
| 1344 try { | |
| 1345 type = (BasicType)agent.getTypeDataBase().lookupType(typeName); | |
| 1346 } catch (RuntimeException e) { | |
| 1347 } | |
| 1348 if (type != null) { | |
| 1349 if (type.isOopType() != isOop) { | |
| 1350 throw new RuntimeException("oop mismatch in type definition: " + t.input); | |
| 1351 } | |
| 1352 if (type.isCIntegerType() != isInteger) { | |
| 1353 throw new RuntimeException("integer type mismatch in type definition: " + t.input); | |
| 1354 } | |
| 1355 if (type.isCIntegerType() && (((CIntegerType)type).isUnsigned()) != isUnsigned) { | |
| 1356 throw new RuntimeException("unsigned mismatch in type definition: " + t.input); | |
| 1357 } | |
| 1358 if (type.getSuperclass() == null) { | |
| 1359 if (superclassName != null) { | |
| 1360 if (type.getSize() == -1) { | |
| 1361 type.setSuperclass(agent.getTypeDataBase().lookupType(superclassName)); | |
| 1362 } else { | |
| 1363 throw new RuntimeException("unexpected superclass in type definition: " + t.input); | |
| 1364 } | |
| 1365 } | |
| 1366 } else { | |
| 1367 if (superclassName == null) { | |
| 1368 throw new RuntimeException("missing superclass in type definition: " + t.input); | |
| 1369 } | |
| 1370 if (!type.getSuperclass().getName().equals(superclassName)) { | |
| 1371 throw new RuntimeException("incorrect superclass in type definition: " + t.input); | |
| 1372 } | |
| 1373 } | |
| 1374 if (type.getSize() != size) { | |
| 1375 if (type.getSize() == -1) { | |
| 1376 type.setSize(size); | |
| 1377 } | |
| 1378 throw new RuntimeException("size mismatch in type definition: " + t.input); | |
| 1379 } | |
| 1380 return; | |
| 1381 } | |
| 1382 | |
| 1383 // Create type | |
| 1384 HotSpotTypeDataBase db = (HotSpotTypeDataBase)agent.getTypeDataBase(); | |
| 1385 db.createType(typeName, superclassName, isOop, isInteger, isUnsigned, size); | |
| 1386 } else if (t.countTokens() == 1) { | |
| 1387 Type type = agent.getTypeDataBase().lookupType(t.nextToken()); | |
| 1388 dumpType(type); | |
| 1389 } else { | |
| 1390 Iterator i = agent.getTypeDataBase().getTypes(); | |
| 1385 | 1391 // Make sure the types are emitted in an order than can be read back in |
| 1392 HashSet emitted = new HashSet(); | |
| 1393 Stack pending = new Stack(); | |
| 0 | 1394 while (i.hasNext()) { |
| 1385 | 1395 Type n = (Type)i.next(); |
| 1396 if (emitted.contains(n.getName())) { | |
| 1397 continue; | |
| 1398 } | |
| 1399 | |
| 1400 while (n != null && !emitted.contains(n.getName())) { | |
| 1401 pending.push(n); | |
| 1402 n = n.getSuperclass(); | |
| 1403 } | |
| 1404 while (!pending.empty()) { | |
| 1405 n = (Type)pending.pop(); | |
| 1406 dumpType(n); | |
| 1407 emitted.add(n.getName()); | |
| 1408 } | |
| 0 | 1409 } |
| 1410 } | |
| 1411 } | |
| 1412 | |
| 1413 }, | |
| 1414 new Command("source", "source filename", true) { | |
| 1415 public void doit(Tokens t) { | |
| 1416 if (t.countTokens() != 1) { | |
| 1417 usage(); | |
| 1418 return; | |
| 1419 } | |
| 1420 String file = t.nextToken(); | |
| 1421 BufferedReader savedInput = in; | |
| 1422 try { | |
| 1423 BufferedReader input = new BufferedReader(new InputStreamReader(new FileInputStream(file))); | |
| 1424 in = input; | |
| 1425 run(false); | |
| 1426 } catch (Exception e) { | |
| 1427 out.println("Error: " + e); | |
| 1428 if (verboseExceptions) { | |
| 1429 e.printStackTrace(out); | |
| 1430 } | |
| 1431 } finally { | |
| 1432 in = savedInput; | |
| 1433 } | |
| 1434 | |
| 1435 } | |
| 1436 }, | |
| 1385 | 1437 new Command("search", "search [ heap | perm | rawheap | codecache | threads ] value", false) { |
| 0 | 1438 public void doit(Tokens t) { |
| 1439 if (t.countTokens() != 2) { | |
| 1440 usage(); | |
| 1385 | 1441 return; |
| 1442 } | |
| 1443 String type = t.nextToken(); | |
| 1444 final Address value = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 1445 final long stride = VM.getVM().getAddressSize(); | |
| 1446 if (type.equals("threads")) { | |
| 1447 Threads threads = VM.getVM().getThreads(); | |
| 1448 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 1449 Address base = thread.getBaseOfStackPointer(); | |
| 1450 Address end = thread.getLastJavaSP(); | |
| 1451 if (end == null) continue; | |
| 1452 if (end.lessThan(base)) { | |
| 1453 Address tmp = base; | |
| 1454 base = end; | |
| 1455 end = tmp; | |
| 1456 } | |
| 1457 out.println("Searching " + base + " " + end); | |
| 1458 while (base != null && base.lessThan(end)) { | |
| 1459 Address val = base.getAddressAt(0); | |
| 1460 if (AddressOps.equal(val, value)) { | |
| 1461 out.println(base); | |
| 1462 } | |
| 1463 base = base.addOffsetTo(stride); | |
| 1464 } | |
| 1465 } | |
| 1466 } else if (type.equals("rawheap")) { | |
| 1467 RawHeapVisitor iterator = new RawHeapVisitor() { | |
| 1468 public void prologue(long used) { | |
| 0 | 1469 } |
| 1385 | 1470 |
| 1471 public void visitAddress(Address addr) { | |
| 1472 Address val = addr.getAddressAt(0); | |
| 0 | 1473 if (AddressOps.equal(val, value)) { |
| 1385 | 1474 out.println("found at " + addr); |
| 0 | 1475 } |
| 1385 | 1476 } |
| 1477 public void visitCompOopAddress(Address addr) { | |
| 1478 Address val = addr.getCompOopAddressAt(0); | |
| 1479 if (AddressOps.equal(val, value)) { | |
| 1480 out.println("found at " + addr); | |
| 1481 } | |
| 0 | 1482 } |
| 1385 | 1483 public void epilogue() { |
| 1484 } | |
| 1485 }; | |
| 1486 VM.getVM().getObjectHeap().iterateRaw(iterator); | |
|
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|
1487 } else if (type.equals("heap")) { |
| 1385 | 1488 HeapVisitor iterator = new DefaultHeapVisitor() { |
| 1489 public boolean doObj(Oop obj) { | |
| 1490 int index = 0; | |
| 1491 Address start = obj.getHandle(); | |
| 1492 long end = obj.getObjectSize(); | |
| 1493 while (index < end) { | |
| 1494 Address val = start.getAddressAt(index); | |
| 0 | 1495 if (AddressOps.equal(val, value)) { |
| 1385 | 1496 out.println("found in " + obj.getHandle()); |
| 1497 break; | |
| 0 | 1498 } |
| 1385 | 1499 index += 4; |
| 0 | 1500 } |
| 1385 | 1501 return false; |
| 1502 } | |
| 1503 }; | |
| 1504 VM.getVM().getObjectHeap().iterate(iterator); | |
| 1505 } else if (type.equals("codecache")) { | |
| 1506 CodeCacheVisitor v = new CodeCacheVisitor() { | |
| 1507 public void prologue(Address start, Address end) { | |
| 1508 } | |
| 1509 public void visit(CodeBlob blob) { | |
| 1510 boolean printed = false; | |
| 1511 Address base = blob.getAddress(); | |
| 1512 Address end = base.addOffsetTo(blob.getSize()); | |
| 1513 while (base != null && base.lessThan(end)) { | |
| 1514 Address val = base.getAddressAt(0); | |
| 1515 if (AddressOps.equal(val, value)) { | |
| 1516 if (!printed) { | |
| 1517 printed = true; | |
|
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|
1518 try { |
|
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|
1519 blob.printOn(out); |
|
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|
1520 } catch (Exception e) { |
|
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|
1521 out.println("Exception printing blob at " + base); |
|
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1522 e.printStackTrace(); |
|
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|
1523 } |
| 0 | 1524 } |
| 1385 | 1525 out.println("found at " + base + "\n"); |
| 0 | 1526 } |
| 1385 | 1527 base = base.addOffsetTo(stride); |
| 0 | 1528 } |
| 1385 | 1529 } |
| 1530 public void epilogue() { | |
| 1531 } | |
| 0 | 1532 |
| 1533 | |
| 1385 | 1534 }; |
| 1535 VM.getVM().getCodeCache().iterate(v); | |
| 0 | 1536 |
| 1537 } | |
| 1538 } | |
| 1539 }, | |
|
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1540 new Command("dumpcodecache", "dumpcodecache", false) { |
|
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1541 public void doit(Tokens t) { |
|
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|
1542 if (t.countTokens() != 0) { |
|
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|
1543 usage(); |
|
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1544 } else { |
|
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|
1545 final PrintStream fout = out; |
|
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|
1546 final HTMLGenerator gen = new HTMLGenerator(false); |
|
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1547 CodeCacheVisitor v = new CodeCacheVisitor() { |
|
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|
1548 public void prologue(Address start, Address end) { |
|
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1549 } |
|
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1550 public void visit(CodeBlob blob) { |
| 1748 | 1551 fout.println(gen.genHTML(blob.contentBegin())); |
|
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|
1552 } |
|
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|
1553 public void epilogue() { |
|
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|
1554 } |
|
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|
1555 |
|
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1556 |
|
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1557 }; |
|
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|
1558 VM.getVM().getCodeCache().iterate(v); |
|
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1559 } |
|
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|
1560 } |
|
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|
1561 }, |
| 0 | 1562 new Command("where", "where { -a | id }", false) { |
| 1563 public void doit(Tokens t) { | |
| 1564 if (t.countTokens() != 1) { | |
| 1565 usage(); | |
| 1566 } else { | |
| 1567 String name = t.nextToken(); | |
| 1568 Threads threads = VM.getVM().getThreads(); | |
| 1569 boolean all = name.equals("-a"); | |
| 1570 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 1571 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 1572 thread.printThreadIDOn(new PrintStream(bos)); | |
| 1573 if (all || bos.toString().equals(name)) { | |
| 8750 | 1574 out.println("Thread " + bos.toString() + " Address: " + thread.getAddress()); |
| 0 | 1575 HTMLGenerator gen = new HTMLGenerator(false); |
| 1385 | 1576 try { |
| 1577 out.println(gen.genHTMLForJavaStackTrace(thread)); | |
| 1578 } catch (Exception e) { | |
| 1579 err.println("Error: " + e); | |
| 1580 if (verboseExceptions) { | |
| 1581 e.printStackTrace(err); | |
| 1582 } | |
| 1583 } | |
| 0 | 1584 if (!all) return; |
| 1585 } | |
| 1586 } | |
| 1587 if (!all) out.println("Couldn't find thread " + name); | |
| 1588 } | |
| 1589 } | |
| 1590 }, | |
| 1385 | 1591 new Command("thread", "thread { -a | id }", false) { |
| 1592 public void doit(Tokens t) { | |
| 1593 if (t.countTokens() != 1) { | |
| 1594 usage(); | |
| 1595 } else { | |
| 1596 String name = t.nextToken(); | |
| 1597 Threads threads = VM.getVM().getThreads(); | |
| 1598 boolean all = name.equals("-a"); | |
| 1599 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 1600 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 1601 thread.printThreadIDOn(new PrintStream(bos)); | |
| 1602 if (all || bos.toString().equals(name)) { | |
| 8750 | 1603 out.println("Thread " + bos.toString() + " Address " + thread.getAddress()); |
| 1385 | 1604 if (!all) return; |
| 1605 } | |
| 1606 } | |
| 1607 out.println("Couldn't find thread " + name); | |
| 1608 } | |
| 1609 } | |
| 1610 }, | |
| 0 | 1611 |
| 1612 new Command("threads", false) { | |
| 1613 public void doit(Tokens t) { | |
| 1614 if (t.countTokens() != 0) { | |
| 1615 usage(); | |
| 1616 } else { | |
| 1617 Threads threads = VM.getVM().getThreads(); | |
| 1618 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 1619 thread.printThreadIDOn(out); | |
| 1620 out.println(" " + thread.getThreadName()); | |
| 1621 } | |
| 1622 } | |
| 1623 } | |
| 1624 }, | |
| 1625 | |
| 1626 new Command("livenmethods", false) { | |
| 1627 public void doit(Tokens t) { | |
| 1628 if (t.countTokens() != 0) { | |
| 1629 usage(); | |
| 1630 } else { | |
| 1631 ArrayList nmethods = new ArrayList(); | |
| 1632 Threads threads = VM.getVM().getThreads(); | |
| 1633 HTMLGenerator gen = new HTMLGenerator(false); | |
| 1634 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 1635 try { | |
| 1636 for (JavaVFrame vf = thread.getLastJavaVFrameDbg(); vf != null; vf = vf.javaSender()) { | |
| 1637 if (vf instanceof CompiledVFrame) { | |
| 1638 NMethod c = ((CompiledVFrame)vf).getCode(); | |
| 1639 if (!nmethods.contains(c)) { | |
| 1640 nmethods.add(c); | |
| 1641 out.println(gen.genHTML(c)); | |
| 1642 } | |
| 1643 } | |
| 1644 } | |
| 1645 } catch (Exception e) { | |
| 1646 e.printStackTrace(); | |
| 1647 } | |
| 1648 } | |
| 1649 } | |
| 1650 } | |
| 1651 }, | |
| 1652 new Command("universe", false) { | |
| 1653 public void doit(Tokens t) { | |
| 1654 if (t.countTokens() != 0) { | |
| 1655 usage(); | |
| 1656 } else { | |
| 1657 Universe u = VM.getVM().getUniverse(); | |
| 1658 out.println("Heap Parameters:"); | |
| 1659 u.heap().printOn(out); | |
| 1660 } | |
| 1661 } | |
| 1662 }, | |
| 1663 new Command("verbose", "verbose true | false", true) { | |
| 1664 public void doit(Tokens t) { | |
| 1665 if (t.countTokens() != 1) { | |
| 1666 usage(); | |
| 1667 } else { | |
| 1668 verboseExceptions = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1669 } | |
| 1670 } | |
| 1671 }, | |
| 1672 new Command("assert", "assert true | false", true) { | |
| 1673 public void doit(Tokens t) { | |
| 1674 if (t.countTokens() != 1) { | |
| 1675 usage(); | |
| 1676 } else { | |
| 1677 Assert.ASSERTS_ENABLED = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1678 } | |
| 1679 } | |
| 1680 }, | |
| 1681 }; | |
| 1682 | |
| 1683 private boolean verboseExceptions = false; | |
| 1684 private ArrayList history = new ArrayList(); | |
| 1685 private HashMap commands = new HashMap(); | |
| 1686 private boolean doEcho = false; | |
| 1687 | |
| 1688 private Command findCommand(String key) { | |
| 1689 return (Command)commands.get(key); | |
| 1690 } | |
| 1691 | |
| 1692 public void printPrompt() { | |
| 1693 out.print("hsdb> "); | |
| 1694 } | |
| 1695 | |
| 1696 private DebuggerInterface debugger; | |
| 1697 private HotSpotAgent agent; | |
| 1698 private JSJavaScriptEngine jsengine; | |
| 1699 private BufferedReader in; | |
| 1700 private PrintStream out; | |
| 1701 private PrintStream err; | |
| 1702 | |
| 1703 // called before debuggee attach | |
| 1704 private void preAttach() { | |
| 1705 // nothing for now.. | |
| 1706 } | |
| 1707 | |
| 1708 // called after debuggee attach | |
| 1709 private void postAttach() { | |
| 1710 // create JavaScript engine and start it | |
| 1711 jsengine = new JSJavaScriptEngine() { | |
| 1712 private ObjectReader reader = new ObjectReader(); | |
| 1713 private JSJavaFactory factory = new JSJavaFactoryImpl(); | |
| 1714 public ObjectReader getObjectReader() { | |
| 1715 return reader; | |
| 1716 } | |
| 1717 public JSJavaFactory getJSJavaFactory() { | |
| 1718 return factory; | |
| 1719 } | |
| 1720 protected void quit() { | |
| 1721 debugger.detach(); | |
|
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1722 quit = true; |
| 0 | 1723 } |
| 1724 protected BufferedReader getInputReader() { | |
| 1725 return in; | |
| 1726 } | |
| 1727 protected PrintStream getOutputStream() { | |
| 1728 return out; | |
| 1729 } | |
| 1730 protected PrintStream getErrorStream() { | |
| 1731 return err; | |
| 1732 } | |
| 1733 }; | |
| 1734 try { | |
| 1735 jsengine.defineFunction(this, | |
| 1736 this.getClass().getMethod("registerCommand", | |
| 1737 new Class[] { | |
| 1738 String.class, String.class, String.class | |
| 1739 })); | |
| 1740 } catch (NoSuchMethodException exp) { | |
| 1741 // should not happen, see below...!! | |
| 1742 exp.printStackTrace(); | |
| 1743 } | |
| 1744 jsengine.start(); | |
| 1745 } | |
| 1746 | |
| 1747 public void registerCommand(String cmd, String usage, final String func) { | |
| 1748 commands.put(cmd, new Command(cmd, usage, false) { | |
| 1749 public void doit(Tokens t) { | |
| 1750 final int len = t.countTokens(); | |
| 1751 Object[] args = new Object[len]; | |
| 1752 for (int i = 0; i < len; i++) { | |
| 1753 args[i] = t.nextToken(); | |
| 1754 } | |
| 1755 jsengine.call(func, args); | |
| 1756 } | |
| 1757 }); | |
| 1758 } | |
| 1759 | |
| 1760 public void setOutput(PrintStream o) { | |
| 1761 out = o; | |
| 1762 } | |
| 1763 | |
| 1764 public void setErr(PrintStream e) { | |
| 1765 err = e; | |
| 1766 } | |
| 1767 | |
| 1768 public CommandProcessor(DebuggerInterface debugger, BufferedReader in, PrintStream out, PrintStream err) { | |
| 1769 this.debugger = debugger; | |
| 1770 this.agent = debugger.getAgent(); | |
| 1771 this.in = in; | |
| 1772 this.out = out; | |
| 1773 this.err = err; | |
| 1774 for (int i = 0; i < commandList.length; i++) { | |
| 1775 Command c = commandList[i]; | |
|
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|
1776 if (commands.get(c.name) != null) { |
|
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diff
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|
1777 throw new InternalError(c.name + " has multiple definitions"); |
|
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diff
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|
1778 } |
| 0 | 1779 commands.put(c.name, c); |
| 1780 } | |
| 1781 if (debugger.isAttached()) { | |
| 1782 postAttach(); | |
| 1783 } | |
| 1784 } | |
| 1785 | |
| 1786 | |
| 1787 public void run(boolean prompt) { | |
| 1788 // Process interactive commands. | |
|
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|
1789 while (!quit) { |
| 0 | 1790 if (prompt) printPrompt(); |
| 1791 String ln = null; | |
| 1792 try { | |
| 1793 ln = in.readLine(); | |
| 1794 } catch (IOException e) { | |
| 1795 } | |
| 1796 if (ln == null) { | |
| 1797 if (prompt) err.println("Input stream closed."); | |
| 1798 return; | |
| 1799 } | |
| 1800 | |
| 3939 | 1801 executeCommand(ln, prompt); |
| 0 | 1802 } |
| 1803 } | |
| 1804 | |
| 1385 | 1805 static Pattern historyPattern = Pattern.compile("((!\\*)|(!\\$)|(!!-?)|(!-?[0-9][0-9]*)|(![a-zA-Z][^ ]*))"); |
| 0 | 1806 |
| 3939 | 1807 public void executeCommand(String ln, boolean putInHistory) { |
| 0 | 1808 if (ln.indexOf('!') != -1) { |
| 1809 int size = history.size(); | |
| 1810 if (size == 0) { | |
| 1811 ln = ""; | |
| 1812 err.println("History is empty"); | |
| 1813 } else { | |
| 1814 StringBuffer result = new StringBuffer(); | |
| 1815 Matcher m = historyPattern.matcher(ln); | |
| 1816 int start = 0; | |
| 1817 while (m.find()) { | |
| 1818 if (m.start() > start) { | |
| 1819 result.append(ln.substring(start, m.start() - start)); | |
| 1820 } | |
| 1821 start = m.end(); | |
| 1822 | |
| 1823 String cmd = m.group(); | |
| 1824 if (cmd.equals("!!")) { | |
| 1825 result.append((String)history.get(history.size() - 1)); | |
| 1826 } else if (cmd.equals("!!-")) { | |
| 1827 Tokens item = new Tokens((String)history.get(history.size() - 1)); | |
| 1828 item.trim(1); | |
| 1829 result.append(item.join(" ")); | |
| 1830 } else if (cmd.equals("!*")) { | |
| 1831 Tokens item = new Tokens((String)history.get(history.size() - 1)); | |
| 1832 item.nextToken(); | |
| 1833 result.append(item.join(" ")); | |
| 1834 } else if (cmd.equals("!$")) { | |
| 1835 Tokens item = new Tokens((String)history.get(history.size() - 1)); | |
| 1836 result.append(item.at(item.countTokens() - 1)); | |
| 1837 } else { | |
| 1838 String tail = cmd.substring(1); | |
| 1385 | 1839 switch (tail.charAt(0)) { |
| 1840 case '0': | |
| 1841 case '1': | |
| 1842 case '2': | |
| 1843 case '3': | |
| 1844 case '4': | |
| 1845 case '5': | |
| 1846 case '6': | |
| 1847 case '7': | |
| 1848 case '8': | |
| 1849 case '9': | |
| 1850 case '-': { | |
| 1851 int index = Integer.parseInt(tail); | |
| 1852 if (index < 0) { | |
| 1853 index = history.size() + index; | |
| 1854 } | |
| 1855 if (index > size) { | |
| 1856 err.println("No such history item"); | |
| 1857 } else { | |
| 1858 result.append((String)history.get(index)); | |
| 1859 } | |
| 1860 break; | |
| 0 | 1861 } |
| 1385 | 1862 default: { |
| 1863 for (int i = history.size() - 1; i >= 0; i--) { | |
| 1864 String s = (String)history.get(i); | |
| 1865 if (s.startsWith(tail)) { | |
| 1866 result.append(s); | |
| 1867 } | |
| 1868 } | |
| 1869 } | |
| 0 | 1870 } |
| 1871 } | |
| 1872 } | |
| 1873 if (result.length() == 0) { | |
| 1874 err.println("malformed history reference"); | |
| 1875 ln = ""; | |
| 1876 } else { | |
| 1877 if (start < ln.length()) { | |
| 1878 result.append(ln.substring(start)); | |
| 1879 } | |
| 1880 ln = result.toString(); | |
| 1881 if (!doEcho) { | |
| 1882 out.println(ln); | |
| 1883 } | |
| 1884 } | |
| 1885 } | |
| 1886 } | |
| 1887 | |
| 1888 if (doEcho) { | |
| 1889 out.println("+ " + ln); | |
| 1890 } | |
| 1891 | |
| 1892 PrintStream redirect = null; | |
| 1893 Tokens t = new Tokens(ln); | |
| 1894 if (t.hasMoreTokens()) { | |
| 1895 boolean error = false; | |
| 3939 | 1896 if (putInHistory) history.add(ln); |
| 0 | 1897 int len = t.countTokens(); |
| 1898 if (len > 2) { | |
| 1899 String r = t.at(len - 2); | |
| 1900 if (r.equals(">") || r.equals(">>")) { | |
| 1901 boolean append = r.length() == 2; | |
| 1902 String file = t.at(len - 1); | |
| 1903 try { | |
| 1904 redirect = new PrintStream(new BufferedOutputStream(new FileOutputStream(file, append))); | |
| 1905 t.trim(2); | |
| 1906 } catch (Exception e) { | |
| 1907 out.println("Error: " + e); | |
| 1908 if (verboseExceptions) { | |
| 1909 e.printStackTrace(out); | |
| 1910 } | |
| 1911 error = true; | |
| 1912 } | |
| 1913 } | |
| 1914 } | |
| 1915 if (!error) { | |
| 1916 PrintStream savedout = out; | |
| 1917 if (redirect != null) { | |
| 1918 out = redirect; | |
| 1919 } | |
| 1920 try { | |
| 1921 executeCommand(t); | |
| 1922 } catch (Exception e) { | |
| 1923 err.println("Error: " + e); | |
| 1924 if (verboseExceptions) { | |
| 1925 e.printStackTrace(err); | |
| 1926 } | |
| 1927 } finally { | |
| 1928 if (redirect != null) { | |
| 1929 out = savedout; | |
| 1930 redirect.close(); | |
| 1931 } | |
| 1932 } | |
| 1933 } | |
| 1934 } | |
| 1935 } | |
| 1936 | |
| 1937 void executeCommand(Tokens args) { | |
| 1938 String cmd = args.nextToken(); | |
| 1939 | |
| 1940 Command doit = findCommand(cmd); | |
| 1941 | |
| 1942 /* | |
| 1943 * Check for an unknown command | |
| 1944 */ | |
| 1945 if (doit == null) { | |
| 1946 out.println("Unrecognized command. Try help..."); | |
| 1947 } else if (!debugger.isAttached() && !doit.okIfDisconnected) { | |
| 1948 out.println("Command not valid until the attached to a VM"); | |
| 1949 } else { | |
| 1950 try { | |
| 1951 doit.doit(args); | |
| 1952 } catch (Exception e) { | |
| 1953 out.println("Error: " + e); | |
| 1954 if (verboseExceptions) { | |
| 1955 e.printStackTrace(out); | |
| 1956 } | |
| 1957 } | |
| 1958 } | |
| 1959 } | |
| 1960 } |