Mercurial > hg > graal-jvmci-8
annotate agent/src/share/classes/sun/jvm/hotspot/CommandProcessor.java @ 8756:686916dc0439
8009457: SA: A small fix on "scanoops" command in CLHSDB
Reviewed-by: sla, coleenp, kmo
Contributed-by: yunda.mly@taobao.com
| author | sla |
|---|---|
| date | Tue, 19 Mar 2013 13:44:26 +0100 |
| parents | 39432a1cefdd |
| children | 38ea2efa32a7 |
| 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 { | |
| 104 public abstract static class DebuggerInterface { | |
| 105 public abstract HotSpotAgent getAgent(); | |
| 106 public abstract boolean isAttached(); | |
| 107 public abstract void attach(String pid); | |
| 108 public abstract void attach(String java, String core); | |
| 109 public abstract void detach(); | |
| 110 public abstract void reattach(); | |
| 111 } | |
| 112 | |
| 3939 | 113 public static class BootFilter implements ClassFilter { |
| 114 public boolean canInclude(InstanceKlass kls) { | |
| 115 return kls.getClassLoader() == null; | |
| 116 } | |
| 117 } | |
| 118 | |
| 119 public static class NonBootFilter implements ClassFilter { | |
| 120 private HashMap emitted = new HashMap(); | |
| 121 public boolean canInclude(InstanceKlass kls) { | |
| 122 if (kls.getClassLoader() == null) return false; | |
| 123 if (emitted.get(kls.getName()) != null) { | |
| 124 // Since multiple class loaders are being shoved | |
| 125 // together duplicate classes are a possibilty. For | |
| 126 // now just ignore them. | |
| 127 return false; | |
| 128 } | |
| 129 emitted.put(kls.getName(), kls); | |
| 130 return true; | |
| 131 } | |
| 132 } | |
| 133 | |
| 0 | 134 static class Tokens { |
| 135 final String input; | |
| 136 int i; | |
| 137 String[] tokens; | |
| 138 int length; | |
| 139 | |
| 140 String[] splitWhitespace(String cmd) { | |
| 141 String[] t = cmd.split("\\s"); | |
| 142 if (t.length == 1 && t[0].length() == 0) { | |
| 143 return new String[0]; | |
| 144 } | |
| 145 return t; | |
| 146 } | |
| 147 | |
| 148 void add(String s, ArrayList t) { | |
| 149 if (s.length() > 0) { | |
| 150 t.add(s); | |
| 151 } | |
| 152 } | |
| 153 | |
| 154 Tokens(String cmd) { | |
| 155 input = cmd; | |
| 156 | |
| 157 // check for quoting | |
| 158 int quote = cmd.indexOf('"'); | |
| 159 ArrayList t = new ArrayList(); | |
| 160 if (quote != -1) { | |
| 161 while (cmd.length() > 0) { | |
| 162 if (quote != -1) { | |
| 163 int endquote = cmd.indexOf('"', quote + 1); | |
| 164 if (endquote == -1) { | |
| 165 throw new RuntimeException("mismatched quotes: " + input); | |
| 166 } | |
| 167 | |
| 168 String before = cmd.substring(0, quote).trim(); | |
| 169 String quoted = cmd.substring(quote + 1, endquote); | |
| 170 cmd = cmd.substring(endquote + 1).trim(); | |
| 171 if (before.length() > 0) { | |
| 172 String[] w = splitWhitespace(before); | |
| 173 for (int i = 0; i < w.length; i++) { | |
| 174 add(w[i], t); | |
| 175 } | |
| 176 } | |
| 177 add(quoted, t); | |
| 178 quote = cmd.indexOf('"'); | |
| 179 } else { | |
| 180 String[] w = splitWhitespace(cmd); | |
| 181 for (int i = 0; i < w.length; i++) { | |
| 182 add(w[i], t); | |
| 183 } | |
| 184 cmd = ""; | |
| 185 | |
| 186 } | |
| 187 } | |
| 188 } else { | |
| 189 String[] w = splitWhitespace(cmd); | |
| 190 for (int i = 0; i < w.length; i++) { | |
| 191 add(w[i], t); | |
| 192 } | |
| 193 } | |
| 194 tokens = (String[])t.toArray(new String[0]); | |
| 195 i = 0; | |
| 196 length = tokens.length; | |
| 197 | |
| 198 //for (int i = 0; i < tokens.length; i++) { | |
| 199 // System.out.println("\"" + tokens[i] + "\""); | |
| 200 //} | |
| 201 } | |
| 202 | |
| 203 String nextToken() { | |
| 204 return tokens[i++]; | |
| 205 } | |
| 206 boolean hasMoreTokens() { | |
| 207 return i < length; | |
| 208 } | |
| 209 int countTokens() { | |
| 210 return length - i; | |
| 211 } | |
| 212 void trim(int n) { | |
| 213 if (length >= n) { | |
| 214 length -= n; | |
| 215 } else { | |
| 216 throw new IndexOutOfBoundsException(String.valueOf(n)); | |
| 217 } | |
| 218 } | |
| 219 String join(String sep) { | |
| 220 StringBuffer result = new StringBuffer(); | |
| 221 for (int w = i; w < length; w++) { | |
| 222 result.append(tokens[w]); | |
| 223 if (w + 1 < length) { | |
| 224 result.append(sep); | |
| 225 } | |
| 226 } | |
| 227 return result.toString(); | |
| 228 } | |
| 229 | |
| 230 String at(int i) { | |
| 231 if (i < 0 || i >= length) { | |
| 232 throw new IndexOutOfBoundsException(String.valueOf(i)); | |
| 233 } | |
| 234 return tokens[i]; | |
| 235 } | |
| 236 } | |
| 237 | |
| 238 | |
| 239 abstract class Command { | |
| 240 Command(String n, String u, boolean ok) { | |
| 241 name = n; | |
| 242 usage = u; | |
| 243 okIfDisconnected = ok; | |
| 244 } | |
| 245 | |
| 246 Command(String n, boolean ok) { | |
| 247 name = n; | |
| 248 usage = n; | |
| 249 okIfDisconnected = ok; | |
| 250 } | |
| 251 | |
| 252 final String name; | |
| 253 final String usage; | |
| 254 final boolean okIfDisconnected; | |
| 255 abstract void doit(Tokens t); | |
| 256 void usage() { | |
| 257 out.println("Usage: " + usage); | |
| 258 } | |
| 259 | |
| 260 void printOopValue(Oop oop) { | |
| 261 if (oop != null) { | |
| 262 Klass k = oop.getKlass(); | |
| 263 Symbol s = k.getName(); | |
| 264 if (s != null) { | |
| 265 out.print("Oop for " + s.asString() + " @ "); | |
| 266 } else { | |
| 267 out.print("Oop @ "); | |
| 268 } | |
| 269 Oop.printOopAddressOn(oop, out); | |
| 270 } else { | |
| 271 out.print("null"); | |
| 272 } | |
| 273 } | |
| 274 | |
| 275 void printNode(SimpleTreeNode node) { | |
| 276 int count = node.getChildCount(); | |
| 277 for (int i = 0; i < count; i++) { | |
| 278 try { | |
| 279 SimpleTreeNode field = node.getChild(i); | |
| 280 if (field instanceof OopTreeNodeAdapter) { | |
| 281 out.print(field); | |
| 282 out.print(" "); | |
| 283 printOopValue(((OopTreeNodeAdapter)field).getOop()); | |
| 284 out.println(); | |
| 285 } else { | |
| 286 out.println(field); | |
| 287 } | |
| 288 } catch (Exception e) { | |
| 289 out.println(); | |
| 290 out.println("Error: " + e); | |
| 291 if (verboseExceptions) { | |
| 292 e.printStackTrace(out); | |
| 293 } | |
| 294 } | |
| 295 } | |
| 296 } | |
| 297 } | |
| 298 | |
| 299 void quote(String s) { | |
| 300 if (s.indexOf(" ") == -1) { | |
| 301 out.print(s); | |
| 302 } else { | |
| 303 out.print("\""); | |
| 304 out.print(s); | |
| 305 out.print("\""); | |
| 306 } | |
| 307 } | |
| 308 | |
| 309 void dumpType(Type type) { | |
| 310 out.print("type "); | |
| 311 quote(type.getName()); | |
| 312 out.print(" "); | |
| 313 if (type.getSuperclass() != null) { | |
| 314 quote(type.getSuperclass().getName()); | |
| 315 out.print(" "); | |
| 316 } else { | |
| 317 out.print("null "); | |
| 318 } | |
| 319 out.print(type.isOopType()); | |
| 320 out.print(" "); | |
| 321 if (type.isCIntegerType()) { | |
| 322 out.print("true "); | |
| 323 out.print(((CIntegerType)type).isUnsigned()); | |
| 324 out.print(" "); | |
| 325 } else { | |
| 326 out.print("false false "); | |
| 327 } | |
| 328 out.print(type.getSize()); | |
| 329 out.println(); | |
| 330 } | |
| 331 | |
| 332 void dumpFields(Type type) { | |
| 3939 | 333 dumpFields(type, true); |
| 334 } | |
| 335 | |
| 336 void dumpFields(Type type, boolean allowStatic) { | |
| 0 | 337 Iterator i = type.getFields(); |
| 338 while (i.hasNext()) { | |
| 339 Field f = (Field) i.next(); | |
| 3939 | 340 if (!allowStatic && f.isStatic()) continue; |
| 0 | 341 out.print("field "); |
| 342 quote(type.getName()); | |
| 343 out.print(" "); | |
| 344 out.print(f.getName()); | |
| 345 out.print(" "); | |
| 346 quote(f.getType().getName()); | |
| 347 out.print(" "); | |
| 348 out.print(f.isStatic()); | |
| 349 out.print(" "); | |
| 350 if (f.isStatic()) { | |
| 351 out.print("0 "); | |
| 352 out.print(f.getStaticFieldAddress()); | |
| 353 } else { | |
| 354 out.print(f.getOffset()); | |
| 355 out.print(" 0x0"); | |
| 356 } | |
| 357 out.println(); | |
| 358 } | |
| 359 } | |
| 360 | |
| 361 | |
| 362 Address lookup(String symbol) { | |
| 363 if (symbol.indexOf("::") != -1) { | |
| 364 String[] parts = symbol.split("::"); | |
| 365 StringBuffer mangled = new StringBuffer("__1c"); | |
| 366 for (int i = 0; i < parts.length; i++) { | |
| 367 int len = parts[i].length(); | |
| 368 if (len >= 26) { | |
| 369 mangled.append((char)('a' + (len / 26))); | |
| 370 len = len % 26; | |
| 371 } | |
| 372 mangled.append((char)('A' + len)); | |
| 373 mangled.append(parts[i]); | |
| 374 } | |
| 375 mangled.append("_"); | |
| 376 symbol = mangled.toString(); | |
| 377 } | |
| 378 return VM.getVM().getDebugger().lookup(null, symbol); | |
| 379 } | |
| 380 | |
| 381 Address parseAddress(String addr) { | |
| 382 return VM.getVM().getDebugger().parseAddress(addr); | |
| 383 } | |
| 384 | |
| 385 private final Command[] commandList = { | |
| 386 new Command("reattach", true) { | |
| 387 public void doit(Tokens t) { | |
| 388 int tokens = t.countTokens(); | |
| 389 if (tokens != 0) { | |
| 390 usage(); | |
| 391 return; | |
| 392 } | |
| 393 preAttach(); | |
| 394 debugger.reattach(); | |
| 395 postAttach(); | |
| 396 } | |
| 397 }, | |
| 398 new Command("attach", "attach pid | exec core", true) { | |
| 399 public void doit(Tokens t) { | |
| 400 int tokens = t.countTokens(); | |
| 401 if (tokens == 1) { | |
| 402 preAttach(); | |
| 403 debugger.attach(t.nextToken()); | |
| 404 postAttach(); | |
| 405 } else if (tokens == 2) { | |
| 406 preAttach(); | |
| 407 debugger.attach(t.nextToken(), t.nextToken()); | |
| 408 postAttach(); | |
| 409 } else { | |
| 410 usage(); | |
| 411 } | |
| 412 } | |
| 413 }, | |
| 414 new Command("detach", false) { | |
| 415 public void doit(Tokens t) { | |
| 416 if (t.countTokens() != 0) { | |
| 417 usage(); | |
| 418 } else { | |
| 419 debugger.detach(); | |
| 420 } | |
| 421 } | |
| 422 }, | |
| 423 new Command("examine", "examine [ address/count ] | [ address,address]", false) { | |
| 424 Pattern args1 = Pattern.compile("^(0x[0-9a-f]+)(/([0-9]*)([a-z]*))?$"); | |
| 425 Pattern args2 = Pattern.compile("^(0x[0-9a-f]+),(0x[0-9a-f]+)(/[a-z]*)?$"); | |
| 426 | |
| 427 String fill(Address a, int width) { | |
| 428 String s = "0x0"; | |
| 429 if (a != null) { | |
| 430 s = a.toString(); | |
| 431 } | |
| 432 if (s.length() != width) { | |
| 433 return s.substring(0, 2) + "000000000000000000000".substring(0, width - s.length()) + s.substring(2); | |
| 434 } | |
| 435 return s; | |
| 436 } | |
| 437 | |
| 438 public void doit(Tokens t) { | |
| 439 if (t.countTokens() != 1) { | |
| 440 usage(); | |
| 441 } else { | |
| 442 String arg = t.nextToken(); | |
| 443 Matcher m1 = args1.matcher(arg); | |
| 444 Matcher m2 = args2.matcher(arg); | |
| 445 Address start = null; | |
| 446 Address end = null; | |
| 447 String format = ""; | |
| 448 int formatSize = (int)VM.getVM().getAddressSize(); | |
| 449 | |
| 450 if (m1.matches()) { | |
| 451 start = VM.getVM().getDebugger().parseAddress(m1.group(1)); | |
| 452 int count = 1; | |
| 453 if (m1.group(2) != null) { | |
| 454 count = Integer.parseInt(m1.group(3)); | |
| 455 } | |
| 456 end = start.addOffsetTo(count * formatSize); | |
| 457 } else if (m2.matches()) { | |
| 458 start = VM.getVM().getDebugger().parseAddress(m2.group(1)); | |
| 459 end = VM.getVM().getDebugger().parseAddress(m2.group(2)); | |
| 460 } else { | |
| 461 usage(); | |
| 462 return; | |
| 463 } | |
| 464 int line = 80; | |
| 465 int formatWidth = formatSize * 8 / 4 + 2; | |
| 466 | |
| 467 out.print(fill(start, formatWidth)); | |
| 468 out.print(": "); | |
| 469 int width = line - formatWidth - 2; | |
| 470 | |
| 471 boolean needsPrintln = true; | |
| 472 while (start != null && start.lessThan(end)) { | |
| 473 Address val = start.getAddressAt(0); | |
| 474 out.print(fill(val, formatWidth)); | |
| 475 needsPrintln = true; | |
| 476 width -= formatWidth; | |
| 477 start = start.addOffsetTo(formatSize); | |
| 478 if (width <= formatWidth) { | |
| 479 out.println(); | |
| 480 needsPrintln = false; | |
| 481 if (start.lessThan(end)) { | |
| 482 out.print(fill(start, formatWidth)); | |
| 483 out.print(": "); | |
| 484 width = line - formatWidth - 2; | |
| 485 } | |
| 486 } else { | |
| 487 out.print(" "); | |
| 488 width -= 1; | |
| 489 } | |
| 490 } | |
| 491 if (needsPrintln) { | |
| 492 out.println(); | |
| 493 } | |
| 494 } | |
| 495 } | |
| 496 }, | |
|
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497 new Command("dumpreplaydata", "dumpreplaydata { <address > | -a | <thread_id> }", false) { |
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498 // This is used to dump replay data from ciInstanceKlass, ciMethodData etc |
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499 // default file name is replay.txt, also if java crashes in compiler |
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500 // thread, this file will be dumped in error processing. |
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501 public void doit(Tokens t) { |
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502 if (t.countTokens() != 1) { |
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503 usage(); |
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504 return; |
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505 } |
|
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506 String name = t.nextToken(); |
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507 Address a = null; |
|
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508 try { |
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509 a = VM.getVM().getDebugger().parseAddress(name); |
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510 } catch (NumberFormatException e) { } |
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511 if (a != null) { |
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512 // only nmethod, Method, MethodData and InstanceKlass needed to |
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513 // dump replay data |
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514 |
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515 CodeBlob cb = VM.getVM().getCodeCache().findBlob(a); |
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516 if (cb != null && (cb instanceof NMethod)) { |
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517 ((NMethod)cb).dumpReplayData(out); |
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518 return; |
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519 } |
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520 // assume it is Metadata |
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521 Metadata meta = Metadata.instantiateWrapperFor(a); |
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522 if (meta != null) { |
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523 meta.dumpReplayData(out); |
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524 } else { |
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525 usage(); |
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526 return; |
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527 } |
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528 } |
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529 // Not an address |
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530 boolean all = name.equals("-a"); |
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531 Threads threads = VM.getVM().getThreads(); |
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532 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { |
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533 ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
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534 thread.printThreadIDOn(new PrintStream(bos)); |
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535 if (all || bos.toString().equals(name)) { |
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536 if (thread instanceof CompilerThread) { |
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537 CompilerThread ct = (CompilerThread)thread; |
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538 ciEnv env = ct.env(); |
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539 if (env != null) { |
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540 env.dumpReplayData(out); |
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|
541 } |
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542 } |
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543 } |
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544 } |
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545 } |
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546 }, |
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547 new Command("buildreplayjars", "buildreplayjars [ all | app | boot ] | [ prefix ]", false) { |
|
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548 // This is used to dump jar files of all the classes |
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549 // loaded in the core. Everything on the bootclasspath |
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550 // will go in boot.jar and everything else will go in |
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551 // app.jar. Then the classes can be loaded by the replay |
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552 // jvm using -Xbootclasspath/p:boot.jar -cp app.jar. boot.jar usually |
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553 // not needed, unless changed by jvmti. |
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554 public void doit(Tokens t) { |
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555 int tcount = t.countTokens(); |
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556 if (tcount > 2) { |
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557 usage(); |
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558 return; |
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559 } |
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560 try { |
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561 String prefix = ""; |
|
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562 String option = "all"; // default |
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563 switch(tcount) { |
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564 case 0: |
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565 break; |
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566 case 1: |
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567 option = t.nextToken(); |
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568 if (!option.equalsIgnoreCase("all") && !option.equalsIgnoreCase("app") && |
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569 !option.equalsIgnoreCase("root")) { |
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570 prefix = option; |
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571 option = "all"; |
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572 } |
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573 break; |
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574 case 2: |
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575 option = t.nextToken(); |
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576 prefix = t.nextToken(); |
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577 break; |
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578 default: |
|
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579 usage(); |
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580 return; |
|
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|
581 } |
|
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582 if (!option.equalsIgnoreCase("all") && !option.equalsIgnoreCase("app") && |
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583 !option.equalsIgnoreCase("boot")) { |
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584 usage(); |
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585 return; |
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586 } |
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587 ClassDump cd = new ClassDump(); |
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588 if (option.equalsIgnoreCase("all") || option.equalsIgnoreCase("boot")) { |
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589 cd.setClassFilter(new BootFilter()); |
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590 cd.setJarOutput(prefix + "boot.jar"); |
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591 cd.run(); |
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592 } |
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593 if (option.equalsIgnoreCase("all") || option.equalsIgnoreCase("app")) { |
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594 cd.setClassFilter(new NonBootFilter()); |
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595 cd.setJarOutput(prefix + "app.jar"); |
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596 cd.run(); |
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597 } |
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598 } catch (IOException ioe) { |
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599 ioe.printStackTrace(); |
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600 } |
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601 } |
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602 }, |
| 0 | 603 new Command("findpc", "findpc address", false) { |
| 604 public void doit(Tokens t) { | |
| 605 if (t.countTokens() != 1) { | |
| 606 usage(); | |
| 607 } else { | |
| 608 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 609 PointerLocation loc = PointerFinder.find(a); | |
| 610 loc.printOn(out); | |
| 611 } | |
| 612 } | |
| 613 }, | |
|
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614 new Command("symbol", "symbol address", false) { |
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615 public void doit(Tokens t) { |
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616 if (t.countTokens() != 1) { |
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617 usage(); |
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618 } else { |
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619 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); |
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620 Symbol.create(a).printValueOn(out); |
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621 out.println(); |
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622 } |
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623 } |
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624 }, |
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625 new Command("symboltable", "symboltable name", false) { |
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626 public void doit(Tokens t) { |
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627 if (t.countTokens() != 1) { |
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628 usage(); |
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629 } else { |
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630 out.println(SymbolTable.getTheTable().probe(t.nextToken())); |
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631 } |
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632 } |
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633 }, |
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634 new Command("symboldump", "symboldump", false) { |
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635 public void doit(Tokens t) { |
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636 SymbolTable.getTheTable().symbolsDo(new SymbolTable.SymbolVisitor() { |
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637 public void visit(Symbol sym) { |
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638 sym.printValueOn(out); |
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639 out.println(); |
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640 } |
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641 }); |
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642 } |
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643 }, |
| 3939 | 644 new Command("flags", "flags [ flag | -nd ]", false) { |
| 0 | 645 public void doit(Tokens t) { |
| 646 int tokens = t.countTokens(); | |
| 647 if (tokens != 0 && tokens != 1) { | |
| 648 usage(); | |
| 649 } else { | |
| 650 String name = tokens > 0 ? t.nextToken() : null; | |
| 3939 | 651 boolean nonDefault = false; |
| 652 if (name != null && name.equals("-nd")) { | |
| 653 name = null; | |
| 654 nonDefault = true; | |
| 655 } | |
| 0 | 656 |
| 657 VM.Flag[] flags = VM.getVM().getCommandLineFlags(); | |
| 658 if (flags == null) { | |
| 659 out.println("Command Flag info not available (use 1.4.1_03 or later)!"); | |
| 660 } else { | |
| 661 boolean printed = false; | |
| 662 for (int f = 0; f < flags.length; f++) { | |
| 663 VM.Flag flag = flags[f]; | |
| 664 if (name == null || flag.getName().equals(name)) { | |
| 3939 | 665 |
| 666 if (nonDefault && flag.getOrigin() == 0) { | |
| 667 // only print flags which aren't their defaults | |
| 668 continue; | |
| 669 } | |
| 670 out.println(flag.getName() + " = " + flag.getValue() + " " + flag.getOrigin()); | |
| 0 | 671 printed = true; |
| 672 } | |
| 673 } | |
| 674 if (name != null && !printed) { | |
| 675 out.println("Couldn't find flag: " + name); | |
| 676 } | |
| 677 } | |
| 678 } | |
| 679 } | |
| 680 }, | |
| 681 new Command("help", "help [ command ]", true) { | |
| 682 public void doit(Tokens t) { | |
| 683 int tokens = t.countTokens(); | |
| 684 Command cmd = null; | |
| 685 if (tokens == 1) { | |
| 686 cmd = findCommand(t.nextToken()); | |
| 687 } | |
| 688 | |
| 689 if (cmd != null) { | |
| 690 cmd.usage(); | |
| 691 } else if (tokens == 0) { | |
| 692 out.println("Available commands:"); | |
| 693 Object[] keys = commands.keySet().toArray(); | |
| 694 Arrays.sort(keys, new Comparator() { | |
| 695 public int compare(Object o1, Object o2) { | |
| 696 return o1.toString().compareTo(o2.toString()); | |
| 697 } | |
| 698 }); | |
| 699 for (int i = 0; i < keys.length; i++) { | |
| 700 out.print(" "); | |
| 701 out.println(((Command)commands.get(keys[i])).usage); | |
| 702 } | |
| 703 } | |
| 704 } | |
| 705 }, | |
| 706 new Command("history", "history", true) { | |
| 707 public void doit(Tokens t) { | |
| 708 int tokens = t.countTokens(); | |
| 709 if (tokens != 0 && (tokens != 1 || !t.nextToken().equals("-h"))) { | |
| 710 usage(); | |
| 711 return; | |
| 712 } | |
| 713 boolean printIndex = tokens == 0; | |
| 714 for (int i = 0; i < history.size(); i++) { | |
| 715 if (printIndex) out.print(i + " "); | |
| 716 out.println(history.get(i)); | |
| 717 } | |
| 718 } | |
| 719 }, | |
| 6782 | 720 // decode raw address |
| 721 new Command("dis", "dis address [length]", false) { | |
| 722 public void doit(Tokens t) { | |
| 723 int tokens = t.countTokens(); | |
| 724 if (tokens != 1 && tokens != 2) { | |
| 725 usage(); | |
| 726 return; | |
| 727 } | |
| 728 String name = t.nextToken(); | |
| 729 Address addr = null; | |
| 730 int len = 0x10; // default length | |
| 731 try { | |
| 732 addr = VM.getVM().getDebugger().parseAddress(name); | |
| 733 } catch (NumberFormatException e) { | |
| 734 out.println(e); | |
| 735 return; | |
| 736 } | |
| 737 if (tokens == 2) { | |
| 738 try { | |
| 739 len = Integer.parseInt(t.nextToken()); | |
| 740 } catch (NumberFormatException e) { | |
| 741 out.println(e); | |
| 742 return; | |
| 743 } | |
| 744 } | |
| 745 HTMLGenerator generator = new HTMLGenerator(false); | |
| 746 out.println(generator.genHTMLForRawDisassembly(addr, len)); | |
| 747 } | |
| 748 | |
| 749 }, | |
| 750 // decode codeblob or nmethod | |
| 751 new Command("disassemble", "disassemble address", false) { | |
| 752 public void doit(Tokens t) { | |
| 753 int tokens = t.countTokens(); | |
| 754 if (tokens != 1) { | |
| 755 usage(); | |
| 756 return; | |
| 757 } | |
| 758 String name = t.nextToken(); | |
| 759 Address addr = null; | |
| 760 try { | |
| 761 addr = VM.getVM().getDebugger().parseAddress(name); | |
| 762 } catch (NumberFormatException e) { | |
| 763 out.println(e); | |
| 764 return; | |
| 765 } | |
| 766 | |
| 767 HTMLGenerator generator = new HTMLGenerator(false); | |
| 768 out.println(generator.genHTML(addr)); | |
| 769 } | |
| 770 }, | |
| 771 // print Java bytecode disassembly | |
| 772 new Command("jdis", "jdis address", false) { | |
| 773 public void doit(Tokens t) { | |
| 774 int tokens = t.countTokens(); | |
| 775 if (tokens != 1) { | |
| 776 usage(); | |
| 777 return; | |
| 778 } | |
| 779 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 780 Method m = (Method)Metadata.instantiateWrapperFor(a); | |
| 781 HTMLGenerator html = new HTMLGenerator(false); | |
| 782 out.println(html.genHTML(m)); | |
| 783 } | |
| 784 }, | |
| 1385 | 785 new Command("revptrs", "revptrs address", false) { |
| 786 public void doit(Tokens t) { | |
| 787 int tokens = t.countTokens(); | |
| 788 if (tokens != 1 && (tokens != 2 || !t.nextToken().equals("-c"))) { | |
| 789 usage(); | |
| 790 return; | |
| 791 } | |
| 792 boolean chase = tokens == 2; | |
| 793 ReversePtrs revptrs = VM.getVM().getRevPtrs(); | |
| 794 if (revptrs == null) { | |
| 795 out.println("Computing reverse pointers..."); | |
| 796 ReversePtrsAnalysis analysis = new ReversePtrsAnalysis(); | |
| 797 final boolean[] complete = new boolean[1]; | |
| 798 HeapProgressThunk thunk = new HeapProgressThunk() { | |
| 799 public void heapIterationFractionUpdate(double d) {} | |
| 800 public synchronized void heapIterationComplete() { | |
| 801 complete[0] = true; | |
| 802 notify(); | |
| 803 } | |
| 804 }; | |
| 805 analysis.setHeapProgressThunk(thunk); | |
| 806 analysis.run(); | |
| 807 while (!complete[0]) { | |
| 808 synchronized (thunk) { | |
| 809 try { | |
| 810 thunk.wait(); | |
| 811 } catch (Exception e) { | |
| 812 } | |
| 813 } | |
| 814 } | |
| 815 revptrs = VM.getVM().getRevPtrs(); | |
| 816 out.println("Done."); | |
| 817 } | |
| 818 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 819 if (VM.getVM().getUniverse().heap().isInReserved(a)) { | |
| 820 OopHandle handle = a.addOffsetToAsOopHandle(0); | |
| 821 Oop oop = VM.getVM().getObjectHeap().newOop(handle); | |
| 822 ArrayList ptrs = revptrs.get(oop); | |
| 823 if (ptrs == null) { | |
| 824 out.println("no live references to " + a); | |
| 825 } else { | |
| 826 if (chase) { | |
| 827 while (ptrs.size() == 1) { | |
| 828 LivenessPathElement e = (LivenessPathElement)ptrs.get(0); | |
| 829 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 830 Oop.printOopValueOn(e.getObj(), new PrintStream(bos)); | |
| 831 out.println(bos.toString()); | |
| 832 ptrs = revptrs.get(e.getObj()); | |
| 833 } | |
| 834 } else { | |
| 835 for (int i = 0; i < ptrs.size(); i++) { | |
| 836 LivenessPathElement e = (LivenessPathElement)ptrs.get(i); | |
| 837 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 838 Oop.printOopValueOn(e.getObj(), new PrintStream(bos)); | |
| 839 out.println(bos.toString()); | |
| 840 oop = e.getObj(); | |
| 841 } | |
| 842 } | |
| 843 } | |
| 844 } | |
| 845 } | |
| 846 }, | |
| 3939 | 847 new Command("printmdo", "printmdo [ -a | expression ]", false) { |
| 848 // Print every MDO in the heap or the one referenced by expression. | |
| 849 public void doit(Tokens t) { | |
| 850 if (t.countTokens() != 1) { | |
| 851 usage(); | |
| 852 } else { | |
| 853 String s = t.nextToken(); | |
| 854 if (s.equals("-a")) { | |
|
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855 SystemDictionary sysDict = VM.getVM().getSystemDictionary(); |
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856 sysDict.allClassesDo(new SystemDictionary.ClassVisitor() { |
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857 public void visit(Klass k) { |
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858 if (k instanceof InstanceKlass) { |
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859 MethodArray methods = ((InstanceKlass)k).getMethods(); |
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860 for (int i = 0; i < methods.length(); i++) { |
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861 Method m = methods.at(i); |
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862 MethodData mdo = m.getMethodData(); |
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863 if (mdo != null) { |
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864 out.println("MethodData " + mdo.getAddress() + " for " + |
| 3939 | 865 "method " + m.getMethodHolder().getName().asString() + "." + |
| 866 m.getName().asString() + | |
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867 m.getSignature().asString() + "@" + m.getAddress()); |
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868 mdo.printDataOn(out); |
| 3939 | 869 } |
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870 } |
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871 } |
| 3939 | 872 } |
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873 } |
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874 ); |
| 3939 | 875 } else { |
| 876 Address a = VM.getVM().getDebugger().parseAddress(s); | |
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877 MethodData mdo = (MethodData) Metadata.instantiateWrapperFor(a); |
| 3939 | 878 mdo.printDataOn(out); |
| 879 } | |
| 880 } | |
| 881 } | |
| 882 }, | |
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883 new Command("printall", "printall", false) { |
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884 // Print every MDO in the heap or the one referenced by expression. |
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885 public void doit(Tokens t) { |
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886 if (t.countTokens() != 0) { |
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887 usage(); |
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888 } else { |
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889 SystemDictionary sysDict = VM.getVM().getSystemDictionary(); |
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890 sysDict.allClassesDo(new SystemDictionary.ClassVisitor() { |
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891 public void visit(Klass k) { |
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892 if (k instanceof InstanceKlass && ((InstanceKlass)k).getConstants().getCache() != null) { |
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893 MethodArray methods = ((InstanceKlass)k).getMethods(); |
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894 for (int i = 0; i < methods.length(); i++) { |
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895 Method m = methods.at(i); |
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896 HTMLGenerator gen = new HTMLGenerator(false); |
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897 out.println(gen.genHTML(m)); |
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898 } |
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899 } |
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900 } |
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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 }, |
| 3939 | 906 new Command("dumpideal", "dumpideal { -a | id }", false) { |
| 907 // Do a full dump of the nodes reachabile from root in each compiler thread. | |
| 908 public void doit(Tokens t) { | |
| 909 if (t.countTokens() != 1) { | |
| 910 usage(); | |
| 911 } else { | |
| 912 String name = t.nextToken(); | |
| 913 boolean all = name.equals("-a"); | |
| 914 Threads threads = VM.getVM().getThreads(); | |
| 915 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 916 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 917 thread.printThreadIDOn(new PrintStream(bos)); | |
| 918 if (all || bos.toString().equals(name)) { | |
| 919 if (thread instanceof CompilerThread) { | |
| 920 CompilerThread ct = (CompilerThread)thread; | |
| 921 out.println(ct); | |
| 922 ciEnv env = ct.env(); | |
| 923 if (env != null) { | |
| 924 Compile c = env.compilerData(); | |
| 925 c.root().dump(9999, out); | |
| 926 } else { | |
| 927 out.println(" not compiling"); | |
| 928 } | |
| 929 } | |
| 930 } | |
| 931 } | |
| 932 } | |
| 933 } | |
| 934 }, | |
| 935 new Command("dumpcfg", "dumpcfg { -a | id }", false) { | |
| 936 // Dump the PhaseCFG for every compiler thread that has one live. | |
| 937 public void doit(Tokens t) { | |
| 938 if (t.countTokens() != 1) { | |
| 939 usage(); | |
| 940 } else { | |
| 941 String name = t.nextToken(); | |
| 942 boolean all = name.equals("-a"); | |
| 943 Threads threads = VM.getVM().getThreads(); | |
| 944 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 945 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 946 thread.printThreadIDOn(new PrintStream(bos)); | |
| 947 if (all || bos.toString().equals(name)) { | |
| 948 if (thread instanceof CompilerThread) { | |
| 949 CompilerThread ct = (CompilerThread)thread; | |
| 950 out.println(ct); | |
| 951 ciEnv env = ct.env(); | |
| 952 if (env != null) { | |
| 953 Compile c = env.compilerData(); | |
| 954 c.cfg().dump(out); | |
| 955 } | |
| 956 } | |
| 957 } | |
| 958 } | |
| 959 } | |
| 960 } | |
| 961 }, | |
| 962 new Command("dumpilt", "dumpilt { -a | id }", false) { | |
| 963 // dumps the InlineTree of a C2 compile | |
| 964 public void doit(Tokens t) { | |
| 965 if (t.countTokens() != 1) { | |
| 966 usage(); | |
| 967 } else { | |
| 968 String name = t.nextToken(); | |
| 969 boolean all = name.equals("-a"); | |
| 970 Threads threads = VM.getVM().getThreads(); | |
| 971 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 972 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 973 thread.printThreadIDOn(new PrintStream(bos)); | |
| 974 if (all || bos.toString().equals(name)) { | |
| 975 if (thread instanceof CompilerThread) { | |
| 976 CompilerThread ct = (CompilerThread)thread; | |
| 977 ciEnv env = ct.env(); | |
| 978 if (env != null) { | |
| 979 Compile c = env.compilerData(); | |
| 980 InlineTree ilt = c.ilt(); | |
| 981 if (ilt != null) { | |
| 982 ilt.print(out); | |
| 983 } | |
| 984 } | |
| 985 } | |
| 986 } | |
| 987 } | |
| 988 } | |
| 989 } | |
| 990 }, | |
| 991 new Command("vmstructsdump", "vmstructsdump", false) { | |
| 992 public void doit(Tokens t) { | |
| 993 if (t.countTokens() != 0) { | |
| 994 usage(); | |
| 995 return; | |
| 996 } | |
| 997 | |
| 998 // Dump a copy of the type database in a form that can | |
| 999 // be read back. | |
| 1000 Iterator i = agent.getTypeDataBase().getTypes(); | |
| 1001 // Make sure the types are emitted in an order than can be read back in | |
| 1002 HashSet emitted = new HashSet(); | |
| 1003 Stack pending = new Stack(); | |
| 1004 while (i.hasNext()) { | |
| 1005 Type n = (Type)i.next(); | |
| 1006 if (emitted.contains(n.getName())) { | |
| 1007 continue; | |
| 1008 } | |
| 1009 | |
| 1010 while (n != null && !emitted.contains(n.getName())) { | |
| 1011 pending.push(n); | |
| 1012 n = n.getSuperclass(); | |
| 1013 } | |
| 1014 while (!pending.empty()) { | |
| 1015 n = (Type)pending.pop(); | |
| 1016 dumpType(n); | |
| 1017 emitted.add(n.getName()); | |
| 1018 } | |
| 1019 } | |
| 1020 i = agent.getTypeDataBase().getTypes(); | |
| 1021 while (i.hasNext()) { | |
| 1022 dumpFields((Type)i.next(), false); | |
| 1023 } | |
| 1024 } | |
| 1025 }, | |
| 1026 | |
| 0 | 1027 new Command("inspect", "inspect expression", false) { |
| 1028 public void doit(Tokens t) { | |
| 1029 if (t.countTokens() != 1) { | |
| 1030 usage(); | |
| 1031 } else { | |
| 1032 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 1033 SimpleTreeNode node = null; | |
| 1034 if (VM.getVM().getUniverse().heap().isInReserved(a)) { | |
| 1035 OopHandle handle = a.addOffsetToAsOopHandle(0); | |
| 1036 Oop oop = VM.getVM().getObjectHeap().newOop(handle); | |
| 1037 node = new OopTreeNodeAdapter(oop, null); | |
| 1038 | |
| 1039 out.println("instance of " + node.getValue() + " @ " + a + | |
| 1040 " (size = " + oop.getObjectSize() + ")"); | |
| 1041 } else if (VM.getVM().getCodeCache().contains(a)) { | |
| 1042 CodeBlob blob = VM.getVM().getCodeCache().findBlobUnsafe(a); | |
| 1043 a = blob.headerBegin(); | |
| 1044 } | |
| 1045 if (node == null) { | |
| 1046 Type type = VM.getVM().getTypeDataBase().guessTypeForAddress(a); | |
| 1047 if (type != null) { | |
| 1048 out.println("Type is " + type.getName() + " (size of " + type.getSize() + ")"); | |
| 1049 node = new CTypeTreeNodeAdapter(a, type, null); | |
| 1050 } | |
| 1051 } | |
| 1052 if (node != null) { | |
| 1053 printNode(node); | |
| 1054 } | |
| 1055 } | |
| 1056 } | |
| 1057 }, | |
| 1058 new Command("jhisto", "jhisto", false) { | |
| 1059 public void doit(Tokens t) { | |
| 1060 ObjectHistogram histo = new ObjectHistogram(); | |
| 1061 histo.run(out, err); | |
| 1062 } | |
| 1063 }, | |
| 1064 new Command("jstack", "jstack [-v]", false) { | |
| 1065 public void doit(Tokens t) { | |
| 1066 boolean verbose = false; | |
| 1067 if (t.countTokens() > 0 && t.nextToken().equals("-v")) { | |
| 1068 verbose = true; | |
| 1069 } | |
| 1070 StackTrace jstack = new StackTrace(verbose, true); | |
| 1071 jstack.run(out); | |
| 1072 } | |
| 1073 }, | |
| 1074 new Command("print", "print expression", false) { | |
| 1075 public void doit(Tokens t) { | |
| 1076 if (t.countTokens() != 1) { | |
| 1077 usage(); | |
| 1078 } else { | |
| 1079 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 1080 HTMLGenerator gen = new HTMLGenerator(false); | |
| 1081 out.println(gen.genHTML(a)); | |
| 1082 } | |
| 1083 } | |
| 1084 }, | |
| 1085 new Command("printas", "printas type expression", false) { | |
| 1086 public void doit(Tokens t) { | |
| 1087 if (t.countTokens() != 2) { | |
| 1088 usage(); | |
| 1089 } else { | |
| 1090 Type type = agent.getTypeDataBase().lookupType(t.nextToken()); | |
| 1091 Address a = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 1092 CTypeTreeNodeAdapter node = new CTypeTreeNodeAdapter(a, type, null); | |
| 1093 | |
| 1094 out.println("pointer to " + type + " @ " + a + | |
| 1095 " (size = " + type.getSize() + ")"); | |
| 1096 printNode(node); | |
| 1097 } | |
| 1098 } | |
| 1099 }, | |
| 1100 new Command("printstatics", "printstatics [ type ]", false) { | |
| 1101 public void doit(Tokens t) { | |
| 1102 if (t.countTokens() > 1) { | |
| 1103 usage(); | |
| 1104 } else { | |
| 1105 if (t.countTokens() == 0) { | |
| 1106 out.println("All known static fields"); | |
| 1107 printNode(new CTypeTreeNodeAdapter(agent.getTypeDataBase().getTypes())); | |
| 1108 } else { | |
| 1109 Type type = agent.getTypeDataBase().lookupType(t.nextToken()); | |
| 1110 out.println("Static fields of " + type.getName()); | |
| 1111 printNode(new CTypeTreeNodeAdapter(type)); | |
| 1112 } | |
| 1113 } | |
| 1114 } | |
| 1115 }, | |
| 1116 new Command("pmap", "pmap", false) { | |
| 1117 public void doit(Tokens t) { | |
| 1118 PMap pmap = new PMap(); | |
| 1119 pmap.run(out, debugger.getAgent().getDebugger()); | |
| 1120 } | |
| 1121 }, | |
| 1122 new Command("pstack", "pstack [-v]", false) { | |
| 1123 public void doit(Tokens t) { | |
| 1124 boolean verbose = false; | |
| 1125 if (t.countTokens() > 0 && t.nextToken().equals("-v")) { | |
| 1126 verbose = true; | |
| 1127 } | |
| 1128 PStack pstack = new PStack(verbose, true); | |
| 1129 pstack.run(out, debugger.getAgent().getDebugger()); | |
| 1130 } | |
| 1131 }, | |
| 1132 new Command("quit", true) { | |
| 1133 public void doit(Tokens t) { | |
| 1134 if (t.countTokens() != 0) { | |
| 1135 usage(); | |
| 1136 } else { | |
| 1137 debugger.detach(); | |
| 1138 System.exit(0); | |
| 1139 } | |
| 1140 } | |
| 1141 }, | |
| 1142 new Command("echo", "echo [ true | false ]", true) { | |
| 1143 public void doit(Tokens t) { | |
| 1144 if (t.countTokens() == 0) { | |
| 1145 out.println("echo is " + doEcho); | |
| 1146 } else if (t.countTokens() == 1) { | |
| 1147 doEcho = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1148 } else { | |
| 1149 usage(); | |
| 1150 } | |
| 1151 } | |
| 1152 }, | |
| 1153 new Command("versioncheck", "versioncheck [ true | false ]", true) { | |
| 1154 public void doit(Tokens t) { | |
| 1155 if (t.countTokens() == 0) { | |
| 1156 out.println("versioncheck is " + | |
| 1157 (System.getProperty("sun.jvm.hotspot.runtime.VM.disableVersionCheck") == null)); | |
| 1158 } else if (t.countTokens() == 1) { | |
| 1159 if (Boolean.valueOf(t.nextToken()).booleanValue()) { | |
| 1160 System.setProperty("sun.jvm.hotspot.runtime.VM.disableVersionCheck", null); | |
| 1161 } else { | |
| 1162 System.setProperty("sun.jvm.hotspot.runtime.VM.disableVersionCheck", "true"); | |
| 1163 } | |
| 1164 } else { | |
| 1165 usage(); | |
| 1166 } | |
| 1167 } | |
| 1168 }, | |
| 1169 new Command("scanoops", "scanoops start end [ type ]", false) { | |
| 1170 public void doit(Tokens t) { | |
| 1171 if (t.countTokens() != 2 && t.countTokens() != 3) { | |
| 1172 usage(); | |
| 1173 } else { | |
| 1174 long stride = VM.getVM().getAddressSize(); | |
| 1175 Address base = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 1176 Address end = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 1177 Klass klass = null; | |
| 1178 if (t.countTokens() == 1) { | |
| 1179 klass = SystemDictionaryHelper.findInstanceKlass(t.nextToken()); | |
|
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1180 if (klass == null) { |
|
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1181 out.println("No such type."); |
|
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1182 return; |
|
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|
1183 } |
| 0 | 1184 } |
| 1185 while (base != null && base.lessThan(end)) { | |
| 1186 long step = stride; | |
| 1187 OopHandle handle = base.addOffsetToAsOopHandle(0); | |
| 1188 if (RobustOopDeterminator.oopLooksValid(handle)) { | |
| 1189 try { | |
| 1190 Oop oop = VM.getVM().getObjectHeap().newOop(handle); | |
| 1191 if (klass == null || oop.getKlass().isSubtypeOf(klass)) | |
| 1192 out.println(handle.toString() + " " + oop.getKlass().getName().asString()); | |
| 1193 step = oop.getObjectSize(); | |
| 1194 } catch (UnknownOopException ex) { | |
| 1195 // ok | |
| 1196 } catch (RuntimeException ex) { | |
| 1197 ex.printStackTrace(); | |
| 1198 } | |
| 1199 } | |
| 1200 base = base.addOffsetTo(step); | |
| 1201 } | |
| 1202 } | |
| 1203 } | |
| 1204 }, | |
| 3939 | 1205 new Command("intConstant", "intConstant [ name [ value ] ]", true) { |
| 1206 public void doit(Tokens t) { | |
| 1207 if (t.countTokens() != 1 && t.countTokens() != 0 && t.countTokens() != 2) { | |
| 1208 usage(); | |
| 1209 return; | |
| 1210 } | |
| 1211 HotSpotTypeDataBase db = (HotSpotTypeDataBase)agent.getTypeDataBase(); | |
| 1212 if (t.countTokens() == 1) { | |
| 1213 out.println("intConstant " + name + " " + db.lookupIntConstant(name)); | |
| 1214 } else if (t.countTokens() == 0) { | |
| 1215 Iterator i = db.getIntConstants(); | |
| 1216 while (i.hasNext()) { | |
| 1217 String name = (String)i.next(); | |
| 1218 out.println("intConstant " + name + " " + db.lookupIntConstant(name)); | |
| 1219 } | |
| 1220 } else if (t.countTokens() == 2) { | |
| 1221 String name = t.nextToken(); | |
| 1222 Integer value = Integer.valueOf(t.nextToken()); | |
| 1223 db.addIntConstant(name, value); | |
| 1224 } | |
| 1225 } | |
| 1226 }, | |
| 1227 new Command("longConstant", "longConstant [ name [ value ] ]", true) { | |
| 1228 public void doit(Tokens t) { | |
| 1229 if (t.countTokens() != 1 && t.countTokens() != 0 && t.countTokens() != 2) { | |
| 1230 usage(); | |
| 1231 return; | |
| 1232 } | |
| 1233 HotSpotTypeDataBase db = (HotSpotTypeDataBase)agent.getTypeDataBase(); | |
| 1234 if (t.countTokens() == 1) { | |
| 1235 out.println("longConstant " + name + " " + db.lookupLongConstant(name)); | |
| 1236 } else if (t.countTokens() == 0) { | |
| 1237 Iterator i = db.getLongConstants(); | |
| 1238 while (i.hasNext()) { | |
| 1239 String name = (String)i.next(); | |
| 1240 out.println("longConstant " + name + " " + db.lookupLongConstant(name)); | |
| 1241 } | |
| 1242 } else if (t.countTokens() == 2) { | |
| 1243 String name = t.nextToken(); | |
| 1244 Long value = Long.valueOf(t.nextToken()); | |
| 1245 db.addLongConstant(name, value); | |
| 1246 } | |
| 1247 } | |
| 1248 }, | |
| 0 | 1249 new Command("field", "field [ type [ name fieldtype isStatic offset address ] ]", true) { |
| 1250 public void doit(Tokens t) { | |
| 1251 if (t.countTokens() != 1 && t.countTokens() != 0 && t.countTokens() != 6) { | |
| 1252 usage(); | |
| 1253 return; | |
| 1254 } | |
| 1255 if (t.countTokens() == 1) { | |
| 1256 Type type = agent.getTypeDataBase().lookupType(t.nextToken()); | |
| 1257 dumpFields(type); | |
| 1258 } else if (t.countTokens() == 0) { | |
| 1259 Iterator i = agent.getTypeDataBase().getTypes(); | |
| 1260 while (i.hasNext()) { | |
| 1261 dumpFields((Type)i.next()); | |
| 1262 } | |
| 1263 } else { | |
| 1264 BasicType containingType = (BasicType)agent.getTypeDataBase().lookupType(t.nextToken()); | |
| 1265 | |
| 1266 String fieldName = t.nextToken(); | |
| 1267 | |
| 1268 // The field's Type must already be in the database -- no exceptions | |
| 1269 Type fieldType = agent.getTypeDataBase().lookupType(t.nextToken()); | |
| 1270 | |
| 1271 boolean isStatic = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1272 long offset = Long.parseLong(t.nextToken()); | |
| 1273 Address staticAddress = parseAddress(t.nextToken()); | |
| 1274 if (isStatic && staticAddress == null) { | |
| 1275 staticAddress = lookup(containingType.getName() + "::" + fieldName); | |
| 1276 } | |
| 1277 | |
| 1278 // check to see if the field already exists | |
| 1279 Iterator i = containingType.getFields(); | |
| 1280 while (i.hasNext()) { | |
| 1281 Field f = (Field) i.next(); | |
| 1282 if (f.getName().equals(fieldName)) { | |
| 1283 if (f.isStatic() != isStatic) { | |
| 1284 throw new RuntimeException("static/nonstatic mismatch: " + t.input); | |
| 1285 } | |
| 1286 if (!isStatic) { | |
| 1287 if (f.getOffset() != offset) { | |
| 1288 throw new RuntimeException("bad redefinition of field offset: " + t.input); | |
| 1289 } | |
| 1290 } else { | |
| 1291 if (!f.getStaticFieldAddress().equals(staticAddress)) { | |
| 1292 throw new RuntimeException("bad redefinition of field location: " + t.input); | |
| 1293 } | |
| 1294 } | |
| 1295 if (f.getType() != fieldType) { | |
| 1296 throw new RuntimeException("bad redefinition of field type: " + t.input); | |
| 1297 } | |
| 1298 return; | |
| 1299 } | |
| 1300 } | |
| 1301 | |
| 1302 // Create field by type | |
| 1303 HotSpotTypeDataBase db = (HotSpotTypeDataBase)agent.getTypeDataBase(); | |
| 1304 db.createField(containingType, | |
| 1305 fieldName, fieldType, | |
| 1306 isStatic, | |
| 1307 offset, | |
| 1308 staticAddress); | |
| 1309 | |
| 1310 } | |
| 1311 } | |
| 1312 | |
| 1313 }, | |
| 1314 new Command("tokenize", "tokenize ...", true) { | |
| 1315 public void doit(Tokens t) { | |
| 1316 while (t.hasMoreTokens()) { | |
| 1317 out.println("\"" + t.nextToken() + "\""); | |
| 1318 } | |
| 1319 } | |
| 1320 }, | |
| 1321 new Command("type", "type [ type [ name super isOop isInteger isUnsigned size ] ]", true) { | |
| 1322 public void doit(Tokens t) { | |
| 1323 if (t.countTokens() != 1 && t.countTokens() != 0 && t.countTokens() != 6) { | |
| 1324 usage(); | |
| 1325 return; | |
| 1326 } | |
| 1327 if (t.countTokens() == 6) { | |
| 1328 String typeName = t.nextToken(); | |
| 1329 String superclassName = t.nextToken(); | |
| 1330 if (superclassName.equals("null")) { | |
| 1331 superclassName = null; | |
| 1332 } | |
| 1333 boolean isOop = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1334 boolean isInteger = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1335 boolean isUnsigned = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1336 long size = Long.parseLong(t.nextToken()); | |
| 1337 | |
| 1338 BasicType type = null; | |
| 1339 try { | |
| 1340 type = (BasicType)agent.getTypeDataBase().lookupType(typeName); | |
| 1341 } catch (RuntimeException e) { | |
| 1342 } | |
| 1343 if (type != null) { | |
| 1344 if (type.isOopType() != isOop) { | |
| 1345 throw new RuntimeException("oop mismatch in type definition: " + t.input); | |
| 1346 } | |
| 1347 if (type.isCIntegerType() != isInteger) { | |
| 1348 throw new RuntimeException("integer type mismatch in type definition: " + t.input); | |
| 1349 } | |
| 1350 if (type.isCIntegerType() && (((CIntegerType)type).isUnsigned()) != isUnsigned) { | |
| 1351 throw new RuntimeException("unsigned mismatch in type definition: " + t.input); | |
| 1352 } | |
| 1353 if (type.getSuperclass() == null) { | |
| 1354 if (superclassName != null) { | |
| 1355 if (type.getSize() == -1) { | |
| 1356 type.setSuperclass(agent.getTypeDataBase().lookupType(superclassName)); | |
| 1357 } else { | |
| 1358 throw new RuntimeException("unexpected superclass in type definition: " + t.input); | |
| 1359 } | |
| 1360 } | |
| 1361 } else { | |
| 1362 if (superclassName == null) { | |
| 1363 throw new RuntimeException("missing superclass in type definition: " + t.input); | |
| 1364 } | |
| 1365 if (!type.getSuperclass().getName().equals(superclassName)) { | |
| 1366 throw new RuntimeException("incorrect superclass in type definition: " + t.input); | |
| 1367 } | |
| 1368 } | |
| 1369 if (type.getSize() != size) { | |
| 1370 if (type.getSize() == -1) { | |
| 1371 type.setSize(size); | |
| 1372 } | |
| 1373 throw new RuntimeException("size mismatch in type definition: " + t.input); | |
| 1374 } | |
| 1375 return; | |
| 1376 } | |
| 1377 | |
| 1378 // Create type | |
| 1379 HotSpotTypeDataBase db = (HotSpotTypeDataBase)agent.getTypeDataBase(); | |
| 1380 db.createType(typeName, superclassName, isOop, isInteger, isUnsigned, size); | |
| 1381 } else if (t.countTokens() == 1) { | |
| 1382 Type type = agent.getTypeDataBase().lookupType(t.nextToken()); | |
| 1383 dumpType(type); | |
| 1384 } else { | |
| 1385 Iterator i = agent.getTypeDataBase().getTypes(); | |
| 1385 | 1386 // Make sure the types are emitted in an order than can be read back in |
| 1387 HashSet emitted = new HashSet(); | |
| 1388 Stack pending = new Stack(); | |
| 0 | 1389 while (i.hasNext()) { |
| 1385 | 1390 Type n = (Type)i.next(); |
| 1391 if (emitted.contains(n.getName())) { | |
| 1392 continue; | |
| 1393 } | |
| 1394 | |
| 1395 while (n != null && !emitted.contains(n.getName())) { | |
| 1396 pending.push(n); | |
| 1397 n = n.getSuperclass(); | |
| 1398 } | |
| 1399 while (!pending.empty()) { | |
| 1400 n = (Type)pending.pop(); | |
| 1401 dumpType(n); | |
| 1402 emitted.add(n.getName()); | |
| 1403 } | |
| 0 | 1404 } |
| 1405 } | |
| 1406 } | |
| 1407 | |
| 1408 }, | |
| 1409 new Command("source", "source filename", true) { | |
| 1410 public void doit(Tokens t) { | |
| 1411 if (t.countTokens() != 1) { | |
| 1412 usage(); | |
| 1413 return; | |
| 1414 } | |
| 1415 String file = t.nextToken(); | |
| 1416 BufferedReader savedInput = in; | |
| 1417 try { | |
| 1418 BufferedReader input = new BufferedReader(new InputStreamReader(new FileInputStream(file))); | |
| 1419 in = input; | |
| 1420 run(false); | |
| 1421 } catch (Exception e) { | |
| 1422 out.println("Error: " + e); | |
| 1423 if (verboseExceptions) { | |
| 1424 e.printStackTrace(out); | |
| 1425 } | |
| 1426 } finally { | |
| 1427 in = savedInput; | |
| 1428 } | |
| 1429 | |
| 1430 } | |
| 1431 }, | |
| 1385 | 1432 new Command("search", "search [ heap | perm | rawheap | codecache | threads ] value", false) { |
| 0 | 1433 public void doit(Tokens t) { |
| 1434 if (t.countTokens() != 2) { | |
| 1435 usage(); | |
| 1385 | 1436 return; |
| 1437 } | |
| 1438 String type = t.nextToken(); | |
| 1439 final Address value = VM.getVM().getDebugger().parseAddress(t.nextToken()); | |
| 1440 final long stride = VM.getVM().getAddressSize(); | |
| 1441 if (type.equals("threads")) { | |
| 1442 Threads threads = VM.getVM().getThreads(); | |
| 1443 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 1444 Address base = thread.getBaseOfStackPointer(); | |
| 1445 Address end = thread.getLastJavaSP(); | |
| 1446 if (end == null) continue; | |
| 1447 if (end.lessThan(base)) { | |
| 1448 Address tmp = base; | |
| 1449 base = end; | |
| 1450 end = tmp; | |
| 1451 } | |
| 1452 out.println("Searching " + base + " " + end); | |
| 1453 while (base != null && base.lessThan(end)) { | |
| 1454 Address val = base.getAddressAt(0); | |
| 1455 if (AddressOps.equal(val, value)) { | |
| 1456 out.println(base); | |
| 1457 } | |
| 1458 base = base.addOffsetTo(stride); | |
| 1459 } | |
| 1460 } | |
| 1461 } else if (type.equals("rawheap")) { | |
| 1462 RawHeapVisitor iterator = new RawHeapVisitor() { | |
| 1463 public void prologue(long used) { | |
| 0 | 1464 } |
| 1385 | 1465 |
| 1466 public void visitAddress(Address addr) { | |
| 1467 Address val = addr.getAddressAt(0); | |
| 0 | 1468 if (AddressOps.equal(val, value)) { |
| 1385 | 1469 out.println("found at " + addr); |
| 0 | 1470 } |
| 1385 | 1471 } |
| 1472 public void visitCompOopAddress(Address addr) { | |
| 1473 Address val = addr.getCompOopAddressAt(0); | |
| 1474 if (AddressOps.equal(val, value)) { | |
| 1475 out.println("found at " + addr); | |
| 1476 } | |
| 0 | 1477 } |
| 1385 | 1478 public void epilogue() { |
| 1479 } | |
| 1480 }; | |
| 1481 VM.getVM().getObjectHeap().iterateRaw(iterator); | |
|
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1482 } else if (type.equals("heap")) { |
| 1385 | 1483 HeapVisitor iterator = new DefaultHeapVisitor() { |
| 1484 public boolean doObj(Oop obj) { | |
| 1485 int index = 0; | |
| 1486 Address start = obj.getHandle(); | |
| 1487 long end = obj.getObjectSize(); | |
| 1488 while (index < end) { | |
| 1489 Address val = start.getAddressAt(index); | |
| 0 | 1490 if (AddressOps.equal(val, value)) { |
| 1385 | 1491 out.println("found in " + obj.getHandle()); |
| 1492 break; | |
| 0 | 1493 } |
| 1385 | 1494 index += 4; |
| 0 | 1495 } |
| 1385 | 1496 return false; |
| 1497 } | |
| 1498 }; | |
| 1499 VM.getVM().getObjectHeap().iterate(iterator); | |
| 1500 } else if (type.equals("codecache")) { | |
| 1501 CodeCacheVisitor v = new CodeCacheVisitor() { | |
| 1502 public void prologue(Address start, Address end) { | |
| 1503 } | |
| 1504 public void visit(CodeBlob blob) { | |
| 1505 boolean printed = false; | |
| 1506 Address base = blob.getAddress(); | |
| 1507 Address end = base.addOffsetTo(blob.getSize()); | |
| 1508 while (base != null && base.lessThan(end)) { | |
| 1509 Address val = base.getAddressAt(0); | |
| 1510 if (AddressOps.equal(val, value)) { | |
| 1511 if (!printed) { | |
| 1512 printed = true; | |
|
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1513 try { |
|
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|
1514 blob.printOn(out); |
|
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|
1515 } catch (Exception e) { |
|
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|
1516 out.println("Exception printing blob at " + base); |
|
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1517 e.printStackTrace(); |
|
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|
1518 } |
| 0 | 1519 } |
| 1385 | 1520 out.println("found at " + base + "\n"); |
| 0 | 1521 } |
| 1385 | 1522 base = base.addOffsetTo(stride); |
| 0 | 1523 } |
| 1385 | 1524 } |
| 1525 public void epilogue() { | |
| 1526 } | |
| 0 | 1527 |
| 1528 | |
| 1385 | 1529 }; |
| 1530 VM.getVM().getCodeCache().iterate(v); | |
| 0 | 1531 |
| 1532 } | |
| 1533 } | |
| 1534 }, | |
|
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1535 new Command("dumpcodecache", "dumpcodecache", false) { |
|
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1536 public void doit(Tokens t) { |
|
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1537 if (t.countTokens() != 0) { |
|
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|
1538 usage(); |
|
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|
1539 } else { |
|
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|
1540 final PrintStream fout = out; |
|
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1541 final HTMLGenerator gen = new HTMLGenerator(false); |
|
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|
1542 CodeCacheVisitor v = new CodeCacheVisitor() { |
|
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1543 public void prologue(Address start, Address end) { |
|
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1544 } |
|
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1545 public void visit(CodeBlob blob) { |
| 1748 | 1546 fout.println(gen.genHTML(blob.contentBegin())); |
|
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1547 } |
|
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1548 public void epilogue() { |
|
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|
1549 } |
|
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1550 |
|
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1551 |
|
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1552 }; |
|
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|
1553 VM.getVM().getCodeCache().iterate(v); |
|
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1554 } |
|
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|
1555 } |
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|
1556 }, |
| 0 | 1557 new Command("where", "where { -a | id }", false) { |
| 1558 public void doit(Tokens t) { | |
| 1559 if (t.countTokens() != 1) { | |
| 1560 usage(); | |
| 1561 } else { | |
| 1562 String name = t.nextToken(); | |
| 1563 Threads threads = VM.getVM().getThreads(); | |
| 1564 boolean all = name.equals("-a"); | |
| 1565 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 1566 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 1567 thread.printThreadIDOn(new PrintStream(bos)); | |
| 1568 if (all || bos.toString().equals(name)) { | |
| 8750 | 1569 out.println("Thread " + bos.toString() + " Address: " + thread.getAddress()); |
| 0 | 1570 HTMLGenerator gen = new HTMLGenerator(false); |
| 1385 | 1571 try { |
| 1572 out.println(gen.genHTMLForJavaStackTrace(thread)); | |
| 1573 } catch (Exception e) { | |
| 1574 err.println("Error: " + e); | |
| 1575 if (verboseExceptions) { | |
| 1576 e.printStackTrace(err); | |
| 1577 } | |
| 1578 } | |
| 0 | 1579 if (!all) return; |
| 1580 } | |
| 1581 } | |
| 1582 if (!all) out.println("Couldn't find thread " + name); | |
| 1583 } | |
| 1584 } | |
| 1585 }, | |
| 1385 | 1586 new Command("thread", "thread { -a | id }", false) { |
| 1587 public void doit(Tokens t) { | |
| 1588 if (t.countTokens() != 1) { | |
| 1589 usage(); | |
| 1590 } else { | |
| 1591 String name = t.nextToken(); | |
| 1592 Threads threads = VM.getVM().getThreads(); | |
| 1593 boolean all = name.equals("-a"); | |
| 1594 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 1595 ByteArrayOutputStream bos = new ByteArrayOutputStream(); | |
| 1596 thread.printThreadIDOn(new PrintStream(bos)); | |
| 1597 if (all || bos.toString().equals(name)) { | |
| 8750 | 1598 out.println("Thread " + bos.toString() + " Address " + thread.getAddress()); |
| 1385 | 1599 if (!all) return; |
| 1600 } | |
| 1601 } | |
| 1602 out.println("Couldn't find thread " + name); | |
| 1603 } | |
| 1604 } | |
| 1605 }, | |
| 0 | 1606 |
| 1607 new Command("threads", false) { | |
| 1608 public void doit(Tokens t) { | |
| 1609 if (t.countTokens() != 0) { | |
| 1610 usage(); | |
| 1611 } else { | |
| 1612 Threads threads = VM.getVM().getThreads(); | |
| 1613 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 1614 thread.printThreadIDOn(out); | |
| 1615 out.println(" " + thread.getThreadName()); | |
| 1616 } | |
| 1617 } | |
| 1618 } | |
| 1619 }, | |
| 1620 | |
| 1621 new Command("livenmethods", false) { | |
| 1622 public void doit(Tokens t) { | |
| 1623 if (t.countTokens() != 0) { | |
| 1624 usage(); | |
| 1625 } else { | |
| 1626 ArrayList nmethods = new ArrayList(); | |
| 1627 Threads threads = VM.getVM().getThreads(); | |
| 1628 HTMLGenerator gen = new HTMLGenerator(false); | |
| 1629 for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { | |
| 1630 try { | |
| 1631 for (JavaVFrame vf = thread.getLastJavaVFrameDbg(); vf != null; vf = vf.javaSender()) { | |
| 1632 if (vf instanceof CompiledVFrame) { | |
| 1633 NMethod c = ((CompiledVFrame)vf).getCode(); | |
| 1634 if (!nmethods.contains(c)) { | |
| 1635 nmethods.add(c); | |
| 1636 out.println(gen.genHTML(c)); | |
| 1637 } | |
| 1638 } | |
| 1639 } | |
| 1640 } catch (Exception e) { | |
| 1641 e.printStackTrace(); | |
| 1642 } | |
| 1643 } | |
| 1644 } | |
| 1645 } | |
| 1646 }, | |
| 1647 new Command("universe", false) { | |
| 1648 public void doit(Tokens t) { | |
| 1649 if (t.countTokens() != 0) { | |
| 1650 usage(); | |
| 1651 } else { | |
| 1652 Universe u = VM.getVM().getUniverse(); | |
| 1653 out.println("Heap Parameters:"); | |
| 1654 u.heap().printOn(out); | |
| 1655 } | |
| 1656 } | |
| 1657 }, | |
| 1658 new Command("verbose", "verbose true | false", true) { | |
| 1659 public void doit(Tokens t) { | |
| 1660 if (t.countTokens() != 1) { | |
| 1661 usage(); | |
| 1662 } else { | |
| 1663 verboseExceptions = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1664 } | |
| 1665 } | |
| 1666 }, | |
| 1667 new Command("assert", "assert true | false", true) { | |
| 1668 public void doit(Tokens t) { | |
| 1669 if (t.countTokens() != 1) { | |
| 1670 usage(); | |
| 1671 } else { | |
| 1672 Assert.ASSERTS_ENABLED = Boolean.valueOf(t.nextToken()).booleanValue(); | |
| 1673 } | |
| 1674 } | |
| 1675 }, | |
| 1676 }; | |
| 1677 | |
| 1678 private boolean verboseExceptions = false; | |
| 1679 private ArrayList history = new ArrayList(); | |
| 1680 private HashMap commands = new HashMap(); | |
| 1681 private boolean doEcho = false; | |
| 1682 | |
| 1683 private Command findCommand(String key) { | |
| 1684 return (Command)commands.get(key); | |
| 1685 } | |
| 1686 | |
| 1687 public void printPrompt() { | |
| 1688 out.print("hsdb> "); | |
| 1689 } | |
| 1690 | |
| 1691 private DebuggerInterface debugger; | |
| 1692 private HotSpotAgent agent; | |
| 1693 private JSJavaScriptEngine jsengine; | |
| 1694 private BufferedReader in; | |
| 1695 private PrintStream out; | |
| 1696 private PrintStream err; | |
| 1697 | |
| 1698 // called before debuggee attach | |
| 1699 private void preAttach() { | |
| 1700 // nothing for now.. | |
| 1701 } | |
| 1702 | |
| 1703 // called after debuggee attach | |
| 1704 private void postAttach() { | |
| 1705 // create JavaScript engine and start it | |
| 1706 jsengine = new JSJavaScriptEngine() { | |
| 1707 private ObjectReader reader = new ObjectReader(); | |
| 1708 private JSJavaFactory factory = new JSJavaFactoryImpl(); | |
| 1709 public ObjectReader getObjectReader() { | |
| 1710 return reader; | |
| 1711 } | |
| 1712 public JSJavaFactory getJSJavaFactory() { | |
| 1713 return factory; | |
| 1714 } | |
| 1715 protected void quit() { | |
| 1716 debugger.detach(); | |
| 1717 System.exit(0); | |
| 1718 } | |
| 1719 protected BufferedReader getInputReader() { | |
| 1720 return in; | |
| 1721 } | |
| 1722 protected PrintStream getOutputStream() { | |
| 1723 return out; | |
| 1724 } | |
| 1725 protected PrintStream getErrorStream() { | |
| 1726 return err; | |
| 1727 } | |
| 1728 }; | |
| 1729 try { | |
| 1730 jsengine.defineFunction(this, | |
| 1731 this.getClass().getMethod("registerCommand", | |
| 1732 new Class[] { | |
| 1733 String.class, String.class, String.class | |
| 1734 })); | |
| 1735 } catch (NoSuchMethodException exp) { | |
| 1736 // should not happen, see below...!! | |
| 1737 exp.printStackTrace(); | |
| 1738 } | |
| 1739 jsengine.start(); | |
| 1740 } | |
| 1741 | |
| 1742 public void registerCommand(String cmd, String usage, final String func) { | |
| 1743 commands.put(cmd, new Command(cmd, usage, false) { | |
| 1744 public void doit(Tokens t) { | |
| 1745 final int len = t.countTokens(); | |
| 1746 Object[] args = new Object[len]; | |
| 1747 for (int i = 0; i < len; i++) { | |
| 1748 args[i] = t.nextToken(); | |
| 1749 } | |
| 1750 jsengine.call(func, args); | |
| 1751 } | |
| 1752 }); | |
| 1753 } | |
| 1754 | |
| 1755 public void setOutput(PrintStream o) { | |
| 1756 out = o; | |
| 1757 } | |
| 1758 | |
| 1759 public void setErr(PrintStream e) { | |
| 1760 err = e; | |
| 1761 } | |
| 1762 | |
| 1763 public CommandProcessor(DebuggerInterface debugger, BufferedReader in, PrintStream out, PrintStream err) { | |
| 1764 this.debugger = debugger; | |
| 1765 this.agent = debugger.getAgent(); | |
| 1766 this.in = in; | |
| 1767 this.out = out; | |
| 1768 this.err = err; | |
| 1769 for (int i = 0; i < commandList.length; i++) { | |
| 1770 Command c = commandList[i]; | |
|
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|
1771 if (commands.get(c.name) != null) { |
|
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diff
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|
1772 throw new InternalError(c.name + " has multiple definitions"); |
|
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diff
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|
1773 } |
| 0 | 1774 commands.put(c.name, c); |
| 1775 } | |
| 1776 if (debugger.isAttached()) { | |
| 1777 postAttach(); | |
| 1778 } | |
| 1779 } | |
| 1780 | |
| 1781 | |
| 1782 public void run(boolean prompt) { | |
| 1783 // Process interactive commands. | |
| 1784 while (true) { | |
| 1785 if (prompt) printPrompt(); | |
| 1786 String ln = null; | |
| 1787 try { | |
| 1788 ln = in.readLine(); | |
| 1789 } catch (IOException e) { | |
| 1790 } | |
| 1791 if (ln == null) { | |
| 1792 if (prompt) err.println("Input stream closed."); | |
| 1793 return; | |
| 1794 } | |
| 1795 | |
| 3939 | 1796 executeCommand(ln, prompt); |
| 0 | 1797 } |
| 1798 } | |
| 1799 | |
| 1385 | 1800 static Pattern historyPattern = Pattern.compile("((!\\*)|(!\\$)|(!!-?)|(!-?[0-9][0-9]*)|(![a-zA-Z][^ ]*))"); |
| 0 | 1801 |
| 3939 | 1802 public void executeCommand(String ln, boolean putInHistory) { |
| 0 | 1803 if (ln.indexOf('!') != -1) { |
| 1804 int size = history.size(); | |
| 1805 if (size == 0) { | |
| 1806 ln = ""; | |
| 1807 err.println("History is empty"); | |
| 1808 } else { | |
| 1809 StringBuffer result = new StringBuffer(); | |
| 1810 Matcher m = historyPattern.matcher(ln); | |
| 1811 int start = 0; | |
| 1812 while (m.find()) { | |
| 1813 if (m.start() > start) { | |
| 1814 result.append(ln.substring(start, m.start() - start)); | |
| 1815 } | |
| 1816 start = m.end(); | |
| 1817 | |
| 1818 String cmd = m.group(); | |
| 1819 if (cmd.equals("!!")) { | |
| 1820 result.append((String)history.get(history.size() - 1)); | |
| 1821 } else if (cmd.equals("!!-")) { | |
| 1822 Tokens item = new Tokens((String)history.get(history.size() - 1)); | |
| 1823 item.trim(1); | |
| 1824 result.append(item.join(" ")); | |
| 1825 } else if (cmd.equals("!*")) { | |
| 1826 Tokens item = new Tokens((String)history.get(history.size() - 1)); | |
| 1827 item.nextToken(); | |
| 1828 result.append(item.join(" ")); | |
| 1829 } else if (cmd.equals("!$")) { | |
| 1830 Tokens item = new Tokens((String)history.get(history.size() - 1)); | |
| 1831 result.append(item.at(item.countTokens() - 1)); | |
| 1832 } else { | |
| 1833 String tail = cmd.substring(1); | |
| 1385 | 1834 switch (tail.charAt(0)) { |
| 1835 case '0': | |
| 1836 case '1': | |
| 1837 case '2': | |
| 1838 case '3': | |
| 1839 case '4': | |
| 1840 case '5': | |
| 1841 case '6': | |
| 1842 case '7': | |
| 1843 case '8': | |
| 1844 case '9': | |
| 1845 case '-': { | |
| 1846 int index = Integer.parseInt(tail); | |
| 1847 if (index < 0) { | |
| 1848 index = history.size() + index; | |
| 1849 } | |
| 1850 if (index > size) { | |
| 1851 err.println("No such history item"); | |
| 1852 } else { | |
| 1853 result.append((String)history.get(index)); | |
| 1854 } | |
| 1855 break; | |
| 0 | 1856 } |
| 1385 | 1857 default: { |
| 1858 for (int i = history.size() - 1; i >= 0; i--) { | |
| 1859 String s = (String)history.get(i); | |
| 1860 if (s.startsWith(tail)) { | |
| 1861 result.append(s); | |
| 1862 } | |
| 1863 } | |
| 1864 } | |
| 0 | 1865 } |
| 1866 } | |
| 1867 } | |
| 1868 if (result.length() == 0) { | |
| 1869 err.println("malformed history reference"); | |
| 1870 ln = ""; | |
| 1871 } else { | |
| 1872 if (start < ln.length()) { | |
| 1873 result.append(ln.substring(start)); | |
| 1874 } | |
| 1875 ln = result.toString(); | |
| 1876 if (!doEcho) { | |
| 1877 out.println(ln); | |
| 1878 } | |
| 1879 } | |
| 1880 } | |
| 1881 } | |
| 1882 | |
| 1883 if (doEcho) { | |
| 1884 out.println("+ " + ln); | |
| 1885 } | |
| 1886 | |
| 1887 PrintStream redirect = null; | |
| 1888 Tokens t = new Tokens(ln); | |
| 1889 if (t.hasMoreTokens()) { | |
| 1890 boolean error = false; | |
| 3939 | 1891 if (putInHistory) history.add(ln); |
| 0 | 1892 int len = t.countTokens(); |
| 1893 if (len > 2) { | |
| 1894 String r = t.at(len - 2); | |
| 1895 if (r.equals(">") || r.equals(">>")) { | |
| 1896 boolean append = r.length() == 2; | |
| 1897 String file = t.at(len - 1); | |
| 1898 try { | |
| 1899 redirect = new PrintStream(new BufferedOutputStream(new FileOutputStream(file, append))); | |
| 1900 t.trim(2); | |
| 1901 } catch (Exception e) { | |
| 1902 out.println("Error: " + e); | |
| 1903 if (verboseExceptions) { | |
| 1904 e.printStackTrace(out); | |
| 1905 } | |
| 1906 error = true; | |
| 1907 } | |
| 1908 } | |
| 1909 } | |
| 1910 if (!error) { | |
| 1911 PrintStream savedout = out; | |
| 1912 if (redirect != null) { | |
| 1913 out = redirect; | |
| 1914 } | |
| 1915 try { | |
| 1916 executeCommand(t); | |
| 1917 } catch (Exception e) { | |
| 1918 err.println("Error: " + e); | |
| 1919 if (verboseExceptions) { | |
| 1920 e.printStackTrace(err); | |
| 1921 } | |
| 1922 } finally { | |
| 1923 if (redirect != null) { | |
| 1924 out = savedout; | |
| 1925 redirect.close(); | |
| 1926 } | |
| 1927 } | |
| 1928 } | |
| 1929 } | |
| 1930 } | |
| 1931 | |
| 1932 void executeCommand(Tokens args) { | |
| 1933 String cmd = args.nextToken(); | |
| 1934 | |
| 1935 Command doit = findCommand(cmd); | |
| 1936 | |
| 1937 /* | |
| 1938 * Check for an unknown command | |
| 1939 */ | |
| 1940 if (doit == null) { | |
| 1941 out.println("Unrecognized command. Try help..."); | |
| 1942 } else if (!debugger.isAttached() && !doit.okIfDisconnected) { | |
| 1943 out.println("Command not valid until the attached to a VM"); | |
| 1944 } else { | |
| 1945 try { | |
| 1946 doit.doit(args); | |
| 1947 } catch (Exception e) { | |
| 1948 out.println("Error: " + e); | |
| 1949 if (verboseExceptions) { | |
| 1950 e.printStackTrace(out); | |
| 1951 } | |
| 1952 } | |
| 1953 } | |
| 1954 } | |
| 1955 } |