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annotate src/share/vm/runtime/perfData.cpp @ 1972:f95d63e2154a
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
| author | stefank |
|---|---|
| date | Tue, 23 Nov 2010 13:22:55 -0800 |
| parents | c18cbe5936b8 |
| children | d2a62e0f25eb |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 1972 | 2 * Copyright (c) 2001, 2010, 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 | |
| 1972 | 25 #include "precompiled.hpp" |
| 26 #include "classfile/vmSymbols.hpp" | |
| 27 #include "oops/oop.inline.hpp" | |
| 28 #include "runtime/handles.inline.hpp" | |
| 29 #include "runtime/java.hpp" | |
| 30 #include "runtime/mutex.hpp" | |
| 31 #include "runtime/mutexLocker.hpp" | |
| 32 #include "runtime/os.hpp" | |
| 33 #include "runtime/perfData.hpp" | |
| 34 #include "utilities/exceptions.hpp" | |
| 35 #include "utilities/globalDefinitions.hpp" | |
| 0 | 36 |
| 37 PerfDataList* PerfDataManager::_all = NULL; | |
| 38 PerfDataList* PerfDataManager::_sampled = NULL; | |
| 39 PerfDataList* PerfDataManager::_constants = NULL; | |
| 40 | |
| 41 /* | |
| 42 * The jvmstat global and subsysem jvmstat counter name spaces. The top | |
| 43 * level name spaces imply the interface stability level of the counter, | |
| 44 * which generally follows the Java package, class, and property naming | |
| 45 * conventions. The CounterNS enumeration values should be used to index | |
| 46 * into this array. | |
| 47 */ | |
| 48 const char* PerfDataManager::_name_spaces[] = { | |
| 49 // top level name spaces | |
| 50 "java", // stable and supported name space | |
| 51 "com.sun", // unstable but supported name space | |
| 52 "sun", // unstable and unsupported name space | |
| 53 // subsystem name spaces | |
| 54 "java.gc", // Garbage Collection name spaces | |
| 55 "com.sun.gc", | |
| 56 "sun.gc", | |
| 57 "java.ci", // Compiler name spaces | |
| 58 "com.sun.ci", | |
| 59 "sun.ci", | |
| 60 "java.cls", // Class Loader name spaces | |
| 61 "com.sun.cls", | |
| 62 "sun.cls", | |
| 63 "java.rt", // Runtime name spaces | |
| 64 "com.sun.rt", | |
| 65 "sun.rt", | |
| 66 "java.os", // Operating System name spaces | |
| 67 "com.sun.os", | |
| 68 "sun.os", | |
| 69 "java.threads", // Threads System name spaces | |
| 70 "com.sun.threads", | |
| 71 "sun.threads", | |
| 72 "java.property", // Java Property name spaces | |
| 73 "com.sun.property", | |
| 74 "sun.property", | |
| 75 "", | |
| 76 }; | |
| 77 | |
| 78 PerfData::PerfData(CounterNS ns, const char* name, Units u, Variability v) | |
| 79 : _name(NULL), _u(u), _v(v), _valuep(NULL), | |
| 80 _on_c_heap(false) { | |
| 81 | |
| 82 const char* prefix = PerfDataManager::ns_to_string(ns); | |
| 83 | |
| 84 _name = NEW_C_HEAP_ARRAY(char, strlen(name) + strlen(prefix) + 2); | |
| 85 assert(_name != NULL && strlen(name) != 0, "invalid name"); | |
| 86 | |
| 87 if (ns == NULL_NS) { | |
| 88 // No prefix is added to counters with the NULL_NS namespace. | |
| 89 strcpy(_name, name); | |
| 90 // set the F_Supported flag based on the counter name prefix. | |
| 91 if (PerfDataManager::is_stable_supported(_name) || | |
| 92 PerfDataManager::is_unstable_supported(_name)) { | |
| 93 _flags = F_Supported; | |
| 94 } | |
| 95 else { | |
| 96 _flags = F_None; | |
| 97 } | |
| 98 } | |
| 99 else { | |
| 100 sprintf(_name, "%s.%s", prefix, name); | |
| 101 // set the F_Supported flag based on the given namespace. | |
| 102 if (PerfDataManager::is_stable_supported(ns) || | |
| 103 PerfDataManager::is_unstable_supported(ns)) { | |
| 104 _flags = F_Supported; | |
| 105 } | |
| 106 else { | |
| 107 _flags = F_None; | |
| 108 } | |
| 109 } | |
| 110 } | |
| 111 | |
| 112 PerfData::~PerfData() { | |
| 113 if (_name != NULL) { | |
| 114 FREE_C_HEAP_ARRAY(char, _name); | |
| 115 } | |
| 116 if (is_on_c_heap()) { | |
| 117 FREE_C_HEAP_ARRAY(PerfDataEntry, _pdep); | |
| 118 } | |
| 119 } | |
| 120 | |
| 121 void PerfData::create_entry(BasicType dtype, size_t dsize, size_t vlen) { | |
| 122 | |
| 123 size_t dlen = vlen==0 ? 1 : vlen; | |
| 124 | |
| 125 size_t namelen = strlen(name()) + 1; // include null terminator | |
| 126 size_t size = sizeof(PerfDataEntry) + namelen; | |
| 127 size_t pad_length = ((size % dsize) == 0) ? 0 : dsize - (size % dsize); | |
| 128 size += pad_length; | |
| 129 size_t data_start = size; | |
| 130 size += (dsize * dlen); | |
| 131 | |
| 132 // align size to assure allocation in units of 8 bytes | |
| 133 int align = sizeof(jlong) - 1; | |
| 134 size = ((size + align) & ~align); | |
| 135 char* psmp = PerfMemory::alloc(size); | |
| 136 | |
| 137 if (psmp == NULL) { | |
| 138 // out of PerfMemory memory resources. allocate on the C heap | |
| 139 // to avoid vm termination. | |
| 140 psmp = NEW_C_HEAP_ARRAY(char, size); | |
| 141 _on_c_heap = true; | |
| 142 } | |
| 143 | |
| 144 // compute the addresses for the name and data | |
| 145 char* cname = psmp + sizeof(PerfDataEntry); | |
| 146 | |
| 147 // data is in the last dsize*dlen bytes of the entry | |
| 148 void* valuep = (void*) (psmp + data_start); | |
| 149 | |
| 150 assert(is_on_c_heap() || PerfMemory::contains(cname), "just checking"); | |
| 151 assert(is_on_c_heap() || PerfMemory::contains((char*)valuep), "just checking"); | |
| 152 | |
| 153 // copy the name, including null terminator, into PerfData memory | |
| 154 strcpy(cname, name()); | |
| 155 | |
| 156 | |
| 157 // set the header values in PerfData memory | |
| 158 PerfDataEntry* pdep = (PerfDataEntry*)psmp; | |
| 159 pdep->entry_length = (jint)size; | |
| 160 pdep->name_offset = (jint) ((uintptr_t) cname - (uintptr_t) psmp); | |
| 161 pdep->vector_length = (jint)vlen; | |
| 162 pdep->data_type = (jbyte) type2char(dtype); | |
| 163 pdep->data_units = units(); | |
| 164 pdep->data_variability = variability(); | |
| 165 pdep->flags = (jbyte)flags(); | |
| 166 pdep->data_offset = (jint) data_start; | |
| 167 | |
| 168 if (PerfTraceDataCreation) { | |
| 169 tty->print("name = %s, dtype = %d, variability = %d," | |
| 170 " units = %d, dsize = %d, vlen = %d," | |
| 171 " pad_length = %d, size = %d, on_c_heap = %s," | |
| 172 " address = " INTPTR_FORMAT "," | |
| 173 " data address = " INTPTR_FORMAT "\n", | |
| 174 cname, dtype, variability(), | |
| 175 units(), dsize, vlen, | |
| 176 pad_length, size, is_on_c_heap() ? "TRUE":"FALSE", | |
| 177 psmp, valuep); | |
| 178 } | |
| 179 | |
| 180 // record the start of the entry and the location of the data field. | |
| 181 _pdep = pdep; | |
| 182 _valuep = valuep; | |
| 183 | |
| 184 // mark the PerfData memory region as having been updated. | |
| 185 PerfMemory::mark_updated(); | |
| 186 } | |
| 187 | |
| 188 PerfLong::PerfLong(CounterNS ns, const char* namep, Units u, Variability v) | |
| 189 : PerfData(ns, namep, u, v) { | |
| 190 | |
| 191 create_entry(T_LONG, sizeof(jlong)); | |
| 192 } | |
| 193 | |
| 194 int PerfLong::format(char* buffer, int length) { | |
| 195 return jio_snprintf(buffer, length,"%lld", *(jlong*)_valuep); | |
| 196 } | |
| 197 | |
| 198 PerfLongVariant::PerfLongVariant(CounterNS ns, const char* namep, Units u, | |
| 199 Variability v, jlong* sampled) | |
| 200 : PerfLong(ns, namep, u, v), | |
| 201 _sampled(sampled), _sample_helper(NULL) { | |
| 202 | |
| 203 sample(); | |
| 204 } | |
| 205 | |
| 206 PerfLongVariant::PerfLongVariant(CounterNS ns, const char* namep, Units u, | |
| 207 Variability v, PerfLongSampleHelper* helper) | |
| 208 : PerfLong(ns, namep, u, v), | |
| 209 _sampled(NULL), _sample_helper(helper) { | |
| 210 | |
| 211 sample(); | |
| 212 } | |
| 213 | |
| 214 void PerfLongVariant::sample() { | |
| 215 | |
| 216 assert(_sample_helper != NULL || _sampled != NULL, "unexpected state"); | |
| 217 | |
| 218 if (_sample_helper != NULL) { | |
| 219 *(jlong*)_valuep = _sample_helper->take_sample(); | |
| 220 } | |
| 221 else if (_sampled != NULL) { | |
| 222 *(jlong*)_valuep = *_sampled; | |
| 223 } | |
| 224 } | |
| 225 | |
| 226 PerfByteArray::PerfByteArray(CounterNS ns, const char* namep, Units u, | |
| 227 Variability v, jint length) | |
| 228 : PerfData(ns, namep, u, v), _length(length) { | |
| 229 | |
| 230 create_entry(T_BYTE, sizeof(jbyte), (size_t)_length); | |
| 231 } | |
| 232 | |
| 233 void PerfString::set_string(const char* s2) { | |
| 234 | |
| 235 // copy n bytes of the string, assuring the null string is | |
| 236 // copied if s2 == NULL. | |
| 237 strncpy((char *)_valuep, s2 == NULL ? "" : s2, _length); | |
| 238 | |
| 239 // assure the string is null terminated when strlen(s2) >= _length | |
| 240 ((char*)_valuep)[_length-1] = '\0'; | |
| 241 } | |
| 242 | |
| 243 int PerfString::format(char* buffer, int length) { | |
| 244 return jio_snprintf(buffer, length, "%s", (char*)_valuep); | |
| 245 } | |
| 246 | |
| 247 PerfStringConstant::PerfStringConstant(CounterNS ns, const char* namep, | |
| 248 const char* initial_value) | |
| 249 : PerfString(ns, namep, V_Constant, | |
| 250 initial_value == NULL ? 1 : | |
| 251 MIN2((jint)(strlen((char*)initial_value)+1), | |
| 252 (jint)(PerfMaxStringConstLength+1)), | |
| 253 initial_value) { | |
| 254 | |
| 255 if (PrintMiscellaneous && Verbose) { | |
| 256 if (is_valid() && initial_value != NULL && | |
| 257 ((jint)strlen(initial_value) > (jint)PerfMaxStringConstLength)) { | |
| 258 | |
| 259 warning("Truncating PerfStringConstant: name = %s," | |
| 260 " length = " INT32_FORMAT "," | |
| 261 " PerfMaxStringConstLength = " INT32_FORMAT "\n", | |
| 262 namep, | |
| 263 (jint)strlen(initial_value), | |
| 264 (jint)PerfMaxStringConstLength); | |
| 265 } | |
| 266 } | |
| 267 } | |
| 268 | |
| 269 | |
| 270 | |
| 271 | |
| 272 | |
| 273 | |
| 274 void PerfDataManager::destroy() { | |
| 275 | |
| 276 if (_all == NULL) | |
| 277 // destroy already called, or initialization never happened | |
| 278 return; | |
| 279 | |
| 280 for (int index = 0; index < _all->length(); index++) { | |
| 281 PerfData* p = _all->at(index); | |
| 282 delete p; | |
| 283 } | |
| 284 | |
| 285 delete(_all); | |
| 286 delete(_sampled); | |
| 287 delete(_constants); | |
| 288 | |
| 289 _all = NULL; | |
| 290 _sampled = NULL; | |
| 291 _constants = NULL; | |
| 292 } | |
| 293 | |
| 294 void PerfDataManager::add_item(PerfData* p, bool sampled) { | |
| 295 | |
| 296 MutexLocker ml(PerfDataManager_lock); | |
| 297 | |
| 298 if (_all == NULL) { | |
| 299 _all = new PerfDataList(100); | |
| 300 } | |
| 301 | |
| 302 assert(!_all->contains(p->name()), "duplicate name added"); | |
| 303 | |
| 304 // add to the list of all perf data items | |
| 305 _all->append(p); | |
| 306 | |
| 307 if (p->variability() == PerfData::V_Constant) { | |
| 308 if (_constants == NULL) { | |
| 309 _constants = new PerfDataList(25); | |
| 310 } | |
| 311 _constants->append(p); | |
| 312 return; | |
| 313 } | |
| 314 | |
| 315 if (sampled) { | |
| 316 if (_sampled == NULL) { | |
| 317 _sampled = new PerfDataList(25); | |
| 318 } | |
| 319 _sampled->append(p); | |
| 320 } | |
| 321 } | |
| 322 | |
| 323 PerfDataList* PerfDataManager::all() { | |
| 324 | |
| 325 MutexLocker ml(PerfDataManager_lock); | |
| 326 | |
| 327 if (_all == NULL) | |
| 328 return NULL; | |
| 329 | |
| 330 PerfDataList* clone = _all->clone(); | |
| 331 return clone; | |
| 332 } | |
| 333 | |
| 334 PerfDataList* PerfDataManager::sampled() { | |
| 335 | |
| 336 MutexLocker ml(PerfDataManager_lock); | |
| 337 | |
| 338 if (_sampled == NULL) | |
| 339 return NULL; | |
| 340 | |
| 341 PerfDataList* clone = _sampled->clone(); | |
| 342 return clone; | |
| 343 } | |
| 344 | |
| 345 PerfDataList* PerfDataManager::constants() { | |
| 346 | |
| 347 MutexLocker ml(PerfDataManager_lock); | |
| 348 | |
| 349 if (_constants == NULL) | |
| 350 return NULL; | |
| 351 | |
| 352 PerfDataList* clone = _constants->clone(); | |
| 353 return clone; | |
| 354 } | |
| 355 | |
| 356 char* PerfDataManager::counter_name(const char* ns, const char* name) { | |
| 357 assert(ns != NULL, "ns string required"); | |
| 358 assert(name != NULL, "name string required"); | |
| 359 | |
| 360 size_t len = strlen(ns) + strlen(name) + 2; | |
| 361 char* result = NEW_RESOURCE_ARRAY(char, len); | |
| 362 sprintf(result, "%s.%s", ns, name); | |
| 363 return result; | |
| 364 } | |
| 365 | |
| 366 char* PerfDataManager::name_space(const char* ns, const char* sub, | |
| 367 int instance) { | |
| 368 char intbuf[40]; | |
| 369 jio_snprintf(intbuf, 40, UINT32_FORMAT, instance); | |
| 370 return name_space(ns, name_space(sub, intbuf)); | |
| 371 } | |
| 372 | |
| 373 char *PerfDataManager::name_space(const char* ns, int instance) { | |
| 374 char intbuf[40]; | |
| 375 jio_snprintf(intbuf, 40, UINT32_FORMAT, instance); | |
| 376 return name_space(ns, intbuf); | |
| 377 } | |
| 378 | |
| 379 PerfStringConstant* PerfDataManager::create_string_constant(CounterNS ns, | |
| 380 const char* name, | |
| 381 const char* s, | |
| 382 TRAPS) { | |
| 383 | |
| 384 PerfStringConstant* p = new PerfStringConstant(ns, name, s); | |
| 385 | |
| 386 if (!p->is_valid()) { | |
| 387 // allocation of native resources failed. | |
| 388 delete p; | |
| 389 THROW_0(vmSymbols::java_lang_OutOfMemoryError()); | |
| 390 } | |
| 391 | |
| 392 add_item(p, false); | |
| 393 | |
| 394 return p; | |
| 395 } | |
| 396 | |
| 397 PerfLongConstant* PerfDataManager::create_long_constant(CounterNS ns, | |
| 398 const char* name, | |
| 399 PerfData::Units u, | |
| 400 jlong val, TRAPS) { | |
| 401 | |
| 402 PerfLongConstant* p = new PerfLongConstant(ns, name, u, val); | |
| 403 | |
| 404 if (!p->is_valid()) { | |
| 405 // allocation of native resources failed. | |
| 406 delete p; | |
| 407 THROW_0(vmSymbols::java_lang_OutOfMemoryError()); | |
| 408 } | |
| 409 | |
| 410 add_item(p, false); | |
| 411 | |
| 412 return p; | |
| 413 } | |
| 414 | |
| 415 PerfStringVariable* PerfDataManager::create_string_variable(CounterNS ns, | |
| 416 const char* name, | |
| 417 jint max_length, | |
| 418 const char* s, | |
| 419 TRAPS) { | |
| 420 | |
| 421 if (max_length == 0 && s != NULL) max_length = (jint)strlen(s); | |
| 422 | |
| 423 assert(max_length != 0, "PerfStringVariable with length 0"); | |
| 424 | |
| 425 PerfStringVariable* p = new PerfStringVariable(ns, name, max_length, s); | |
| 426 | |
| 427 if (!p->is_valid()) { | |
| 428 // allocation of native resources failed. | |
| 429 delete p; | |
| 430 THROW_0(vmSymbols::java_lang_OutOfMemoryError()); | |
| 431 } | |
| 432 | |
| 433 add_item(p, false); | |
| 434 | |
| 435 return p; | |
| 436 } | |
| 437 | |
| 438 PerfLongVariable* PerfDataManager::create_long_variable(CounterNS ns, | |
| 439 const char* name, | |
| 440 PerfData::Units u, | |
| 441 jlong ival, TRAPS) { | |
| 442 | |
| 443 PerfLongVariable* p = new PerfLongVariable(ns, name, u, ival); | |
| 444 | |
| 445 if (!p->is_valid()) { | |
| 446 // allocation of native resources failed. | |
| 447 delete p; | |
| 448 THROW_0(vmSymbols::java_lang_OutOfMemoryError()); | |
| 449 } | |
| 450 | |
| 451 add_item(p, false); | |
| 452 | |
| 453 return p; | |
| 454 } | |
| 455 | |
| 456 PerfLongVariable* PerfDataManager::create_long_variable(CounterNS ns, | |
| 457 const char* name, | |
| 458 PerfData::Units u, | |
| 459 jlong* sp, TRAPS) { | |
| 460 | |
| 461 // Sampled counters not supported if UsePerfData is false | |
| 462 if (!UsePerfData) return NULL; | |
| 463 | |
| 464 PerfLongVariable* p = new PerfLongVariable(ns, name, u, sp); | |
| 465 | |
| 466 if (!p->is_valid()) { | |
| 467 // allocation of native resources failed. | |
| 468 delete p; | |
| 469 THROW_0(vmSymbols::java_lang_OutOfMemoryError()); | |
| 470 } | |
| 471 | |
| 472 add_item(p, true); | |
| 473 | |
| 474 return p; | |
| 475 } | |
| 476 | |
| 477 PerfLongVariable* PerfDataManager::create_long_variable(CounterNS ns, | |
| 478 const char* name, | |
| 479 PerfData::Units u, | |
| 480 PerfSampleHelper* sh, | |
| 481 TRAPS) { | |
| 482 | |
| 483 // Sampled counters not supported if UsePerfData is false | |
| 484 if (!UsePerfData) return NULL; | |
| 485 | |
| 486 PerfLongVariable* p = new PerfLongVariable(ns, name, u, sh); | |
| 487 | |
| 488 if (!p->is_valid()) { | |
| 489 // allocation of native resources failed. | |
| 490 delete p; | |
| 491 THROW_0(vmSymbols::java_lang_OutOfMemoryError()); | |
| 492 } | |
| 493 | |
| 494 add_item(p, true); | |
| 495 | |
| 496 return p; | |
| 497 } | |
| 498 | |
| 499 PerfLongCounter* PerfDataManager::create_long_counter(CounterNS ns, | |
| 500 const char* name, | |
| 501 PerfData::Units u, | |
| 502 jlong ival, TRAPS) { | |
| 503 | |
| 504 PerfLongCounter* p = new PerfLongCounter(ns, name, u, ival); | |
| 505 | |
| 506 if (!p->is_valid()) { | |
| 507 // allocation of native resources failed. | |
| 508 delete p; | |
| 509 THROW_0(vmSymbols::java_lang_OutOfMemoryError()); | |
| 510 } | |
| 511 | |
| 512 add_item(p, false); | |
| 513 | |
| 514 return p; | |
| 515 } | |
| 516 | |
| 517 PerfLongCounter* PerfDataManager::create_long_counter(CounterNS ns, | |
| 518 const char* name, | |
| 519 PerfData::Units u, | |
| 520 jlong* sp, TRAPS) { | |
| 521 | |
| 522 // Sampled counters not supported if UsePerfData is false | |
| 523 if (!UsePerfData) return NULL; | |
| 524 | |
| 525 PerfLongCounter* p = new PerfLongCounter(ns, name, u, sp); | |
| 526 | |
| 527 if (!p->is_valid()) { | |
| 528 // allocation of native resources failed. | |
| 529 delete p; | |
| 530 THROW_0(vmSymbols::java_lang_OutOfMemoryError()); | |
| 531 } | |
| 532 | |
| 533 add_item(p, true); | |
| 534 | |
| 535 return p; | |
| 536 } | |
| 537 | |
| 538 PerfLongCounter* PerfDataManager::create_long_counter(CounterNS ns, | |
| 539 const char* name, | |
| 540 PerfData::Units u, | |
| 541 PerfSampleHelper* sh, | |
| 542 TRAPS) { | |
| 543 | |
| 544 // Sampled counters not supported if UsePerfData is false | |
| 545 if (!UsePerfData) return NULL; | |
| 546 | |
| 547 PerfLongCounter* p = new PerfLongCounter(ns, name, u, sh); | |
| 548 | |
| 549 if (!p->is_valid()) { | |
| 550 // allocation of native resources failed. | |
| 551 delete p; | |
| 552 THROW_0(vmSymbols::java_lang_OutOfMemoryError()); | |
| 553 } | |
| 554 | |
| 555 add_item(p, true); | |
| 556 | |
| 557 return p; | |
| 558 } | |
| 559 | |
| 560 PerfDataList::PerfDataList(int length) { | |
| 561 | |
| 562 _set = new(ResourceObj::C_HEAP) PerfDataArray(length, true); | |
| 563 } | |
| 564 | |
| 565 PerfDataList::PerfDataList(PerfDataList* p) { | |
| 566 | |
| 567 _set = new(ResourceObj::C_HEAP) PerfDataArray(p->length(), true); | |
| 568 | |
| 569 _set->appendAll(p->get_impl()); | |
| 570 } | |
| 571 | |
| 572 PerfDataList::~PerfDataList() { | |
| 573 | |
| 574 delete _set; | |
| 575 | |
| 576 } | |
| 577 | |
| 578 bool PerfDataList::by_name(void* name, PerfData* pd) { | |
| 579 | |
| 580 if (pd == NULL) | |
| 581 return false; | |
| 582 | |
| 583 return strcmp((const char*)name, pd->name()) == 0; | |
| 584 } | |
| 585 | |
| 586 PerfData* PerfDataList::find_by_name(const char* name) { | |
| 587 | |
| 588 int i = _set->find((void*)name, PerfDataList::by_name); | |
| 589 | |
| 590 if (i >= 0 && i <= _set->length()) | |
| 591 return _set->at(i); | |
| 592 else | |
| 593 return NULL; | |
| 594 } | |
| 595 | |
| 596 PerfDataList* PerfDataList::clone() { | |
| 597 | |
| 598 PerfDataList* copy = new PerfDataList(this); | |
| 599 | |
| 600 assert(copy != NULL, "just checking"); | |
| 601 | |
| 602 return copy; | |
| 603 } |