Mercurial > hg > truffle
annotate src/share/vm/services/diagnosticFramework.cpp @ 17866:270d7cb38f40
8038934: Remove prefix allocated_ from methods and variables in Metaspace
Reviewed-by: jmasa, coleenp
| author | ehelin |
|---|---|
| date | Mon, 31 Mar 2014 17:09:38 +0200 |
| parents | 31a4e55f8c9d |
| children | 78bbf4d43a14 |
| rev | line source |
|---|---|
| 4133 | 1 /* |
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2 * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved. |
| 4133 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 20 * or visit www.oracle.com if you need additional information or have any | |
| 21 * questions. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 #include "precompiled.hpp" | |
| 26 #include "memory/oopFactory.hpp" | |
| 27 #include "runtime/javaCalls.hpp" | |
| 28 #include "runtime/mutexLocker.hpp" | |
| 29 #include "services/diagnosticArgument.hpp" | |
| 30 #include "services/diagnosticFramework.hpp" | |
| 31 #include "services/management.hpp" | |
| 32 | |
| 33 CmdLine::CmdLine(const char* line, size_t len, bool no_command_name) { | |
| 34 assert(line != NULL, "Command line string should not be NULL"); | |
| 35 const char* line_end; | |
| 36 const char* cmd_end; | |
| 37 | |
| 38 _cmd = line; | |
| 39 line_end = &line[len]; | |
| 40 | |
| 41 // Skip whitespace in the beginning of the line. | |
| 42 while (_cmd < line_end && isspace((int) _cmd[0])) { | |
| 43 _cmd++; | |
| 44 } | |
| 45 cmd_end = _cmd; | |
| 46 | |
| 47 if (no_command_name) { | |
| 48 _cmd = NULL; | |
| 49 _cmd_len = 0; | |
| 50 } else { | |
| 51 // Look for end of the command name | |
| 52 while (cmd_end < line_end && !isspace((int) cmd_end[0])) { | |
| 53 cmd_end++; | |
| 54 } | |
| 55 _cmd_len = cmd_end - _cmd; | |
| 56 } | |
| 57 _args = cmd_end; | |
| 58 _args_len = line_end - _args; | |
| 59 } | |
| 60 | |
| 61 bool DCmdArgIter::next(TRAPS) { | |
| 62 if (_len == 0) return false; | |
| 63 // skipping spaces | |
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64 while (_cursor < _len - 1 && _buffer[_cursor] == _delim) { |
| 4133 | 65 _cursor++; |
| 66 } | |
| 67 // handling end of command line | |
| 68 if (_cursor >= _len - 1) { | |
| 69 _cursor = _len - 1; | |
| 70 _key_addr = &_buffer[_len - 1]; | |
| 71 _key_len = 0; | |
| 72 _value_addr = &_buffer[_len - 1]; | |
| 73 _value_len = 0; | |
| 74 return false; | |
| 75 } | |
| 76 // extracting first item, argument or option name | |
| 77 _key_addr = &_buffer[_cursor]; | |
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78 bool arg_had_quotes = false; |
| 4133 | 79 while (_cursor <= _len - 1 && _buffer[_cursor] != '=' && _buffer[_cursor] != _delim) { |
| 80 // argument can be surrounded by single or double quotes | |
| 81 if (_buffer[_cursor] == '\"' || _buffer[_cursor] == '\'') { | |
| 82 _key_addr++; | |
| 83 char quote = _buffer[_cursor]; | |
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84 arg_had_quotes = true; |
| 4133 | 85 while (_cursor < _len - 1) { |
| 86 _cursor++; | |
| 87 if (_buffer[_cursor] == quote && _buffer[_cursor - 1] != '\\') { | |
| 88 break; | |
| 89 } | |
| 90 } | |
| 91 if (_buffer[_cursor] != quote) { | |
| 92 THROW_MSG_(vmSymbols::java_lang_IllegalArgumentException(), | |
| 93 "Format error in diagnostic command arguments", false); | |
| 94 } | |
| 95 break; | |
| 96 } | |
| 97 _cursor++; | |
| 98 } | |
| 99 _key_len = &_buffer[_cursor] - _key_addr; | |
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100 if (arg_had_quotes) { |
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101 // if the argument was quoted, we need to step past the last quote here |
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102 _cursor++; |
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103 } |
| 4133 | 104 // check if the argument has the <key>=<value> format |
| 105 if (_cursor <= _len -1 && _buffer[_cursor] == '=') { | |
| 106 _cursor++; | |
| 107 _value_addr = &_buffer[_cursor]; | |
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108 bool value_had_quotes = false; |
| 4133 | 109 // extract the value |
| 110 while (_cursor <= _len - 1 && _buffer[_cursor] != _delim) { | |
| 111 // value can be surrounded by simple or double quotes | |
| 112 if (_buffer[_cursor] == '\"' || _buffer[_cursor] == '\'') { | |
| 113 _value_addr++; | |
| 114 char quote = _buffer[_cursor]; | |
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115 value_had_quotes = true; |
| 4133 | 116 while (_cursor < _len - 1) { |
| 117 _cursor++; | |
| 118 if (_buffer[_cursor] == quote && _buffer[_cursor - 1] != '\\') { | |
| 119 break; | |
| 120 } | |
| 121 } | |
| 122 if (_buffer[_cursor] != quote) { | |
| 123 THROW_MSG_(vmSymbols::java_lang_IllegalArgumentException(), | |
| 124 "Format error in diagnostic command arguments", false); | |
| 125 } | |
| 126 break; | |
| 127 } | |
| 128 _cursor++; | |
| 129 } | |
| 130 _value_len = &_buffer[_cursor] - _value_addr; | |
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131 if (value_had_quotes) { |
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132 // if the value was quoted, we need to step past the last quote here |
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133 _cursor++; |
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134 } |
| 4133 | 135 } else { |
| 136 _value_addr = NULL; | |
| 137 _value_len = 0; | |
| 138 } | |
| 139 return _key_len != 0; | |
| 140 } | |
| 141 | |
| 142 bool DCmdInfo::by_name(void* cmd_name, DCmdInfo* info) { | |
| 143 if (info == NULL) return false; | |
| 144 return strcmp((const char*)cmd_name, info->name()) == 0; | |
| 145 } | |
| 146 | |
| 147 void DCmdParser::add_dcmd_option(GenDCmdArgument* arg) { | |
| 148 assert(arg != NULL, "Sanity"); | |
| 149 if (_options == NULL) { | |
| 150 _options = arg; | |
| 151 } else { | |
| 152 GenDCmdArgument* o = _options; | |
| 153 while (o->next() != NULL) { | |
| 154 o = o->next(); | |
| 155 } | |
| 156 o->set_next(arg); | |
| 157 } | |
| 158 arg->set_next(NULL); | |
| 159 Thread* THREAD = Thread::current(); | |
| 160 arg->init_value(THREAD); | |
| 161 if (HAS_PENDING_EXCEPTION) { | |
| 162 fatal("Initialization must be successful"); | |
| 163 } | |
| 164 } | |
| 165 | |
| 166 void DCmdParser::add_dcmd_argument(GenDCmdArgument* arg) { | |
| 167 assert(arg != NULL, "Sanity"); | |
| 168 if (_arguments_list == NULL) { | |
| 169 _arguments_list = arg; | |
| 170 } else { | |
| 171 GenDCmdArgument* a = _arguments_list; | |
| 172 while (a->next() != NULL) { | |
| 173 a = a->next(); | |
| 174 } | |
| 175 a->set_next(arg); | |
| 176 } | |
| 177 arg->set_next(NULL); | |
| 178 Thread* THREAD = Thread::current(); | |
| 179 arg->init_value(THREAD); | |
| 180 if (HAS_PENDING_EXCEPTION) { | |
| 181 fatal("Initialization must be successful"); | |
| 182 } | |
| 183 } | |
| 184 | |
| 185 void DCmdParser::parse(CmdLine* line, char delim, TRAPS) { | |
| 186 GenDCmdArgument* next_argument = _arguments_list; | |
| 187 DCmdArgIter iter(line->args_addr(), line->args_len(), delim); | |
| 188 bool cont = iter.next(CHECK); | |
| 189 while (cont) { | |
| 190 GenDCmdArgument* arg = lookup_dcmd_option(iter.key_addr(), | |
| 191 iter.key_length()); | |
| 192 if (arg != NULL) { | |
| 193 arg->read_value(iter.value_addr(), iter.value_length(), CHECK); | |
| 194 } else { | |
| 195 if (next_argument != NULL) { | |
| 196 arg = next_argument; | |
| 197 arg->read_value(iter.key_addr(), iter.key_length(), CHECK); | |
| 198 next_argument = next_argument->next(); | |
| 199 } else { | |
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200 const size_t buflen = 120; |
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201 const size_t argbuflen = 30; |
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202 char buf[buflen]; |
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203 char argbuf[argbuflen]; |
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204 size_t len = MIN2<size_t>(iter.key_length(), argbuflen - 1); |
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205 |
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206 strncpy(argbuf, iter.key_addr(), len); |
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207 argbuf[len] = '\0'; |
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208 jio_snprintf(buf, buflen - 1, "Unknown argument '%s' in diagnostic command.", argbuf); |
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209 |
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210 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), buf); |
| 4133 | 211 } |
| 212 } | |
| 213 cont = iter.next(CHECK); | |
| 214 } | |
| 215 check(CHECK); | |
| 216 } | |
| 217 | |
| 218 GenDCmdArgument* DCmdParser::lookup_dcmd_option(const char* name, size_t len) { | |
| 219 GenDCmdArgument* arg = _options; | |
| 220 while (arg != NULL) { | |
| 221 if (strlen(arg->name()) == len && | |
| 222 strncmp(name, arg->name(), len) == 0) { | |
| 223 return arg; | |
| 224 } | |
| 225 arg = arg->next(); | |
| 226 } | |
| 227 return NULL; | |
| 228 } | |
| 229 | |
| 230 void DCmdParser::check(TRAPS) { | |
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231 const size_t buflen = 256; |
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232 char buf[buflen]; |
| 4133 | 233 GenDCmdArgument* arg = _arguments_list; |
| 234 while (arg != NULL) { | |
| 235 if (arg->is_mandatory() && !arg->has_value()) { | |
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236 jio_snprintf(buf, buflen - 1, "The argument '%s' is mandatory.", arg->name()); |
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237 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), buf); |
| 4133 | 238 } |
| 239 arg = arg->next(); | |
| 240 } | |
| 241 arg = _options; | |
| 242 while (arg != NULL) { | |
| 243 if (arg->is_mandatory() && !arg->has_value()) { | |
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244 jio_snprintf(buf, buflen - 1, "The option '%s' is mandatory.", arg->name()); |
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245 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), buf); |
| 4133 | 246 } |
| 247 arg = arg->next(); | |
| 248 } | |
| 249 } | |
| 250 | |
| 251 void DCmdParser::print_help(outputStream* out, const char* cmd_name) { | |
| 4773 | 252 out->print("Syntax : %s %s", cmd_name, _options == NULL ? "" : "[options]"); |
| 4133 | 253 GenDCmdArgument* arg = _arguments_list; |
| 254 while (arg != NULL) { | |
| 255 if (arg->is_mandatory()) { | |
| 256 out->print(" <%s>", arg->name()); | |
| 257 } else { | |
| 258 out->print(" [<%s>]", arg->name()); | |
| 259 } | |
| 260 arg = arg->next(); | |
| 261 } | |
| 262 out->print_cr(""); | |
| 263 if (_arguments_list != NULL) { | |
| 264 out->print_cr("\nArguments:"); | |
| 265 arg = _arguments_list; | |
| 266 while (arg != NULL) { | |
| 267 out->print("\t%s : %s %s (%s, ", arg->name(), | |
| 268 arg->is_mandatory() ? "" : "[optional]", | |
| 269 arg->description(), arg->type()); | |
| 270 if (arg->has_default()) { | |
| 271 out->print(arg->default_string()); | |
| 272 } else { | |
| 273 out->print("no default value"); | |
| 274 } | |
| 275 out->print_cr(")"); | |
| 276 arg = arg->next(); | |
| 277 } | |
| 278 } | |
| 279 if (_options != NULL) { | |
| 280 out->print_cr("\nOptions: (options must be specified using the <key> or <key>=<value> syntax)"); | |
| 281 arg = _options; | |
| 282 while (arg != NULL) { | |
| 283 out->print("\t%s : %s %s (%s, ", arg->name(), | |
| 284 arg->is_mandatory() ? "" : "[optional]", | |
| 285 arg->description(), arg->type()); | |
| 286 if (arg->has_default()) { | |
| 287 out->print(arg->default_string()); | |
| 288 } else { | |
| 289 out->print("no default value"); | |
| 290 } | |
| 291 out->print_cr(")"); | |
| 292 arg = arg->next(); | |
| 293 } | |
| 294 } | |
| 295 } | |
| 296 | |
| 297 void DCmdParser::reset(TRAPS) { | |
| 298 GenDCmdArgument* arg = _arguments_list; | |
| 299 while (arg != NULL) { | |
| 300 arg->reset(CHECK); | |
| 301 arg = arg->next(); | |
| 302 } | |
| 303 arg = _options; | |
| 304 while (arg != NULL) { | |
| 305 arg->reset(CHECK); | |
| 306 arg = arg->next(); | |
| 307 } | |
| 308 } | |
| 309 | |
| 310 void DCmdParser::cleanup() { | |
| 311 GenDCmdArgument* arg = _arguments_list; | |
| 312 while (arg != NULL) { | |
| 313 arg->cleanup(); | |
| 314 arg = arg->next(); | |
| 315 } | |
| 316 arg = _options; | |
| 317 while (arg != NULL) { | |
| 318 arg->cleanup(); | |
| 319 arg = arg->next(); | |
| 320 } | |
| 321 } | |
| 322 | |
| 323 int DCmdParser::num_arguments() { | |
| 324 GenDCmdArgument* arg = _arguments_list; | |
| 325 int count = 0; | |
| 326 while (arg != NULL) { | |
| 327 count++; | |
| 328 arg = arg->next(); | |
| 329 } | |
| 330 arg = _options; | |
| 331 while (arg != NULL) { | |
| 332 count++; | |
| 333 arg = arg->next(); | |
| 334 } | |
| 335 return count; | |
| 336 } | |
| 337 | |
| 338 GrowableArray<const char *>* DCmdParser::argument_name_array() { | |
| 339 int count = num_arguments(); | |
| 340 GrowableArray<const char *>* array = new GrowableArray<const char *>(count); | |
| 341 GenDCmdArgument* arg = _arguments_list; | |
| 342 while (arg != NULL) { | |
| 343 array->append(arg->name()); | |
| 344 arg = arg->next(); | |
| 345 } | |
| 346 arg = _options; | |
| 347 while (arg != NULL) { | |
| 348 array->append(arg->name()); | |
| 349 arg = arg->next(); | |
| 350 } | |
| 351 return array; | |
| 352 } | |
| 353 | |
| 354 GrowableArray<DCmdArgumentInfo*>* DCmdParser::argument_info_array() { | |
| 355 int count = num_arguments(); | |
| 356 GrowableArray<DCmdArgumentInfo*>* array = new GrowableArray<DCmdArgumentInfo *>(count); | |
| 357 int idx = 0; | |
| 358 GenDCmdArgument* arg = _arguments_list; | |
| 359 while (arg != NULL) { | |
| 360 array->append(new DCmdArgumentInfo(arg->name(), arg->description(), | |
| 361 arg->type(), arg->default_string(), arg->is_mandatory(), | |
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362 false, arg->allow_multiple(), idx)); |
| 4133 | 363 idx++; |
| 364 arg = arg->next(); | |
| 365 } | |
| 366 arg = _options; | |
| 367 while (arg != NULL) { | |
| 368 array->append(new DCmdArgumentInfo(arg->name(), arg->description(), | |
| 369 arg->type(), arg->default_string(), arg->is_mandatory(), | |
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370 true, arg->allow_multiple())); |
| 4133 | 371 arg = arg->next(); |
| 372 } | |
| 373 return array; | |
| 374 } | |
| 375 | |
| 376 DCmdFactory* DCmdFactory::_DCmdFactoryList = NULL; | |
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377 bool DCmdFactory::_has_pending_jmx_notification = false; |
| 4133 | 378 |
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379 void DCmd::parse_and_execute(DCmdSource source, outputStream* out, |
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380 const char* cmdline, char delim, TRAPS) { |
| 4133 | 381 |
| 382 if (cmdline == NULL) return; // Nothing to do! | |
| 383 DCmdIter iter(cmdline, '\n'); | |
| 384 | |
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385 int count = 0; |
| 4133 | 386 while (iter.has_next()) { |
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387 if(source == DCmd_Source_MBean && count > 0) { |
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388 // When diagnostic commands are invoked via JMX, each command line |
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389 // must contains one and only one command because of the Permission |
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390 // checks performed by the DiagnosticCommandMBean |
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391 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), |
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392 "Invalid syntax"); |
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393 } |
| 4133 | 394 CmdLine line = iter.next(); |
| 395 if (line.is_stop()) { | |
| 396 break; | |
| 397 } | |
| 398 if (line.is_executable()) { | |
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399 DCmd* command = DCmdFactory::create_local_DCmd(source, line, out, CHECK); |
| 4133 | 400 assert(command != NULL, "command error must be handled before this line"); |
| 401 DCmdMark mark(command); | |
| 402 command->parse(&line, delim, CHECK); | |
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403 command->execute(source, CHECK); |
| 4133 | 404 } |
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405 count++; |
| 4133 | 406 } |
| 407 } | |
| 408 | |
| 4773 | 409 void DCmdWithParser::parse(CmdLine* line, char delim, TRAPS) { |
| 410 _dcmdparser.parse(line, delim, CHECK); | |
| 411 } | |
| 412 | |
| 413 void DCmdWithParser::print_help(const char* name) { | |
| 414 _dcmdparser.print_help(output(), name); | |
| 415 } | |
| 416 | |
| 417 void DCmdWithParser::reset(TRAPS) { | |
| 418 _dcmdparser.reset(CHECK); | |
| 419 } | |
| 420 | |
| 421 void DCmdWithParser::cleanup() { | |
| 422 _dcmdparser.cleanup(); | |
| 423 } | |
| 424 | |
| 425 GrowableArray<const char*>* DCmdWithParser::argument_name_array() { | |
| 426 return _dcmdparser.argument_name_array(); | |
| 427 } | |
| 428 | |
| 429 GrowableArray<DCmdArgumentInfo*>* DCmdWithParser::argument_info_array() { | |
| 430 return _dcmdparser.argument_info_array(); | |
| 431 } | |
| 432 | |
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433 void DCmdFactory::push_jmx_notification_request() { |
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434 MutexLockerEx ml(Service_lock, Mutex::_no_safepoint_check_flag); |
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435 _has_pending_jmx_notification = true; |
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436 Service_lock->notify_all(); |
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437 } |
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438 |
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439 void DCmdFactory::send_notification(TRAPS) { |
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440 DCmdFactory::send_notification_internal(THREAD); |
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441 // Clearing pending exception to avoid premature termination of |
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442 // the service thread |
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443 if (HAS_PENDING_EXCEPTION) { |
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444 CLEAR_PENDING_EXCEPTION; |
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445 } |
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446 } |
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447 void DCmdFactory::send_notification_internal(TRAPS) { |
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448 ResourceMark rm(THREAD); |
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449 HandleMark hm(THREAD); |
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450 bool notif = false; |
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451 { |
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452 MutexLockerEx ml(Service_lock, Mutex::_no_safepoint_check_flag); |
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453 notif = _has_pending_jmx_notification; |
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454 _has_pending_jmx_notification = false; |
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455 } |
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456 if (notif) { |
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457 |
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458 Klass* k = Management::sun_management_ManagementFactoryHelper_klass(CHECK); |
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459 instanceKlassHandle mgmt_factory_helper_klass(THREAD, k); |
| 4133 | 460 |
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461 JavaValue result(T_OBJECT); |
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462 JavaCalls::call_static(&result, |
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463 mgmt_factory_helper_klass, |
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464 vmSymbols::getDiagnosticCommandMBean_name(), |
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465 vmSymbols::getDiagnosticCommandMBean_signature(), |
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466 CHECK); |
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467 |
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468 instanceOop m = (instanceOop) result.get_jobject(); |
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469 instanceHandle dcmd_mbean_h(THREAD, m); |
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470 |
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471 Klass* k2 = Management::sun_management_DiagnosticCommandImpl_klass(CHECK); |
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472 instanceKlassHandle dcmd_mbean_klass(THREAD, k2); |
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473 |
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474 if (!dcmd_mbean_h->is_a(k2)) { |
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475 THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), |
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476 "ManagementFactory.getDiagnosticCommandMBean didn't return a DiagnosticCommandMBean instance"); |
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477 } |
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478 |
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479 JavaValue result2(T_VOID); |
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480 JavaCallArguments args2(dcmd_mbean_h); |
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481 |
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482 JavaCalls::call_virtual(&result2, |
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483 dcmd_mbean_klass, |
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484 vmSymbols::createDiagnosticFrameworkNotification_name(), |
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485 vmSymbols::void_method_signature(), |
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486 &args2, |
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487 CHECK); |
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488 } |
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489 } |
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490 |
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491 Mutex* DCmdFactory::_dcmdFactory_lock = new Mutex(Mutex::leaf, "DCmdFactory", true); |
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492 bool DCmdFactory::_send_jmx_notification = false; |
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493 |
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494 DCmdFactory* DCmdFactory::factory(DCmdSource source, const char* name, size_t len) { |
| 4133 | 495 MutexLockerEx ml(_dcmdFactory_lock, Mutex::_no_safepoint_check_flag); |
| 496 DCmdFactory* factory = _DCmdFactoryList; | |
| 497 while (factory != NULL) { | |
| 498 if (strlen(factory->name()) == len && | |
| 499 strncmp(name, factory->name(), len) == 0) { | |
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500 if(factory->export_flags() & source) { |
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501 return factory; |
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502 } else { |
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503 return NULL; |
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504 } |
| 4133 | 505 } |
| 506 factory = factory->_next; | |
| 507 } | |
| 508 return NULL; | |
| 509 } | |
| 510 | |
| 511 int DCmdFactory::register_DCmdFactory(DCmdFactory* factory) { | |
| 512 MutexLockerEx ml(_dcmdFactory_lock, Mutex::_no_safepoint_check_flag); | |
| 513 factory->_next = _DCmdFactoryList; | |
| 514 _DCmdFactoryList = factory; | |
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515 if (_send_jmx_notification && !factory->_hidden |
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516 && (factory->_export_flags & DCmd_Source_MBean)) { |
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517 DCmdFactory::push_jmx_notification_request(); |
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518 } |
| 4133 | 519 return 0; // Actually, there's no checks for duplicates |
| 520 } | |
| 521 | |
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522 DCmd* DCmdFactory::create_global_DCmd(DCmdSource source, CmdLine &line, |
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523 outputStream* out, TRAPS) { |
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524 DCmdFactory* f = factory(source, line.cmd_addr(), line.cmd_len()); |
| 4133 | 525 if (f != NULL) { |
| 526 if (f->is_enabled()) { | |
| 527 THROW_MSG_NULL(vmSymbols::java_lang_IllegalArgumentException(), | |
| 528 f->disabled_message()); | |
| 529 } | |
| 530 return f->create_Cheap_instance(out); | |
| 531 } | |
| 532 THROW_MSG_NULL(vmSymbols::java_lang_IllegalArgumentException(), | |
| 533 "Unknown diagnostic command"); | |
| 534 } | |
| 535 | |
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536 DCmd* DCmdFactory::create_local_DCmd(DCmdSource source, CmdLine &line, |
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537 outputStream* out, TRAPS) { |
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538 DCmdFactory* f = factory(source, line.cmd_addr(), line.cmd_len()); |
| 4133 | 539 if (f != NULL) { |
| 540 if (!f->is_enabled()) { | |
| 541 THROW_MSG_NULL(vmSymbols::java_lang_IllegalArgumentException(), | |
| 542 f->disabled_message()); | |
| 543 } | |
| 544 return f->create_resource_instance(out); | |
| 545 } | |
| 546 THROW_MSG_NULL(vmSymbols::java_lang_IllegalArgumentException(), | |
| 547 "Unknown diagnostic command"); | |
| 548 } | |
| 549 | |
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550 GrowableArray<const char*>* DCmdFactory::DCmd_list(DCmdSource source) { |
| 4133 | 551 MutexLockerEx ml(_dcmdFactory_lock, Mutex::_no_safepoint_check_flag); |
| 552 GrowableArray<const char*>* array = new GrowableArray<const char*>(); | |
| 553 DCmdFactory* factory = _DCmdFactoryList; | |
| 554 while (factory != NULL) { | |
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555 if (!factory->is_hidden() && (factory->export_flags() & source)) { |
| 4133 | 556 array->append(factory->name()); |
| 557 } | |
| 558 factory = factory->next(); | |
| 559 } | |
| 560 return array; | |
| 561 } | |
| 562 | |
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563 GrowableArray<DCmdInfo*>* DCmdFactory::DCmdInfo_list(DCmdSource source ) { |
| 4133 | 564 MutexLockerEx ml(_dcmdFactory_lock, Mutex::_no_safepoint_check_flag); |
| 565 GrowableArray<DCmdInfo*>* array = new GrowableArray<DCmdInfo*>(); | |
| 566 DCmdFactory* factory = _DCmdFactoryList; | |
| 567 while (factory != NULL) { | |
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568 if (!factory->is_hidden() && (factory->export_flags() & source)) { |
| 4133 | 569 array->append(new DCmdInfo(factory->name(), |
| 570 factory->description(), factory->impact(), | |
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571 factory->permission(), factory->num_arguments(), |
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572 factory->is_enabled())); |
| 4133 | 573 } |
| 574 factory = factory->next(); | |
| 575 } | |
| 576 return array; | |
| 577 } |