4325 if (on_load_entry != NULL) {
4326 // Invoke the JVM_OnLoad function
4327 JavaThread* thread = JavaThread::current();
4328 ThreadToNativeFromVM ttn(thread);
4329 HandleMark hm(thread);
4330 jint err = (*on_load_entry)(&main_vm, agent->options(), NULL);
4331 if (err != JNI_OK) {
4332 vm_exit_during_initialization("-Xrun library failed to init", agent->name());
4333 }
4334 } else {
4335 vm_exit_during_initialization("Could not find JVM_OnLoad function in -Xrun library", agent->name());
4336 }
4337 }
4338 }
4339
4340
4341 // Last thread running calls java.lang.Shutdown.shutdown()
4342 void JavaThread::invoke_shutdown_hooks() {
4343 HandleMark hm(this);
4344
4345 // We could get here with a pending exception, if so clear it now.
4346 if (this->has_pending_exception()) {
4347 this->clear_pending_exception();
4348 }
4349
4350 EXCEPTION_MARK;
4351 Klass* shutdown_klass =
4352 SystemDictionary::resolve_or_null(vmSymbols::java_lang_Shutdown(),
4353 THREAD);
4354 if (shutdown_klass != NULL) {
4355 // SystemDictionary::resolve_or_null will return null if there was
4356 // an exception. If we cannot load the Shutdown class, just don't
4357 // call Shutdown.shutdown() at all. This will mean the shutdown hooks
4358 // won't be run. Note that if a shutdown hook was registered,
4359 // the Shutdown class would have already been loaded
4360 // (Runtime.addShutdownHook will load it).
4361 JavaValue result(T_VOID);
4362 JavaCalls::call_static(&result,
4363 shutdown_klass,
4364 vmSymbols::shutdown_name(),
|
4325 if (on_load_entry != NULL) {
4326 // Invoke the JVM_OnLoad function
4327 JavaThread* thread = JavaThread::current();
4328 ThreadToNativeFromVM ttn(thread);
4329 HandleMark hm(thread);
4330 jint err = (*on_load_entry)(&main_vm, agent->options(), NULL);
4331 if (err != JNI_OK) {
4332 vm_exit_during_initialization("-Xrun library failed to init", agent->name());
4333 }
4334 } else {
4335 vm_exit_during_initialization("Could not find JVM_OnLoad function in -Xrun library", agent->name());
4336 }
4337 }
4338 }
4339
4340
4341 // Last thread running calls java.lang.Shutdown.shutdown()
4342 void JavaThread::invoke_shutdown_hooks() {
4343 HandleMark hm(this);
4344
4345 // Link all classes for dynamic CDS dumping before vm exit.
4346 // Same operation is being done in JVM_BeforeHalt for handling the
4347 // case where the application calls System.exit().
4348 if (DynamicDumpSharedSpaces) {
4349 MetaspaceShared::link_and_cleanup_shared_classes(false, this);
4350 }
4351
4352 // We could get here with a pending exception, if so clear it now.
4353 if (this->has_pending_exception()) {
4354 this->clear_pending_exception();
4355 }
4356
4357 EXCEPTION_MARK;
4358 Klass* shutdown_klass =
4359 SystemDictionary::resolve_or_null(vmSymbols::java_lang_Shutdown(),
4360 THREAD);
4361 if (shutdown_klass != NULL) {
4362 // SystemDictionary::resolve_or_null will return null if there was
4363 // an exception. If we cannot load the Shutdown class, just don't
4364 // call Shutdown.shutdown() at all. This will mean the shutdown hooks
4365 // won't be run. Note that if a shutdown hook was registered,
4366 // the Shutdown class would have already been loaded
4367 // (Runtime.addShutdownHook will load it).
4368 JavaValue result(T_VOID);
4369 JavaCalls::call_static(&result,
4370 shutdown_klass,
4371 vmSymbols::shutdown_name(),
|