451 *
452 * It is important that this directory is well-known and the
453 * same for all VM instances. It cannot be affected by configuration
454 * variables such as java.io.tmpdir.
455 */
456 JVM_ENTRY(jstring, JVM_GetTemporaryDirectory(JNIEnv *env))
457 JVMWrapper("JVM_GetTemporaryDirectory");
458 HandleMark hm(THREAD);
459 const char* temp_dir = os::get_temp_directory();
460 Handle h = java_lang_String::create_from_platform_dependent_str(temp_dir, CHECK_NULL);
461 return (jstring) JNIHandles::make_local(env, h());
462 JVM_END
463
464
465 // java.lang.Runtime /////////////////////////////////////////////////////////////////////////
466
467 extern volatile jint vm_created;
468
469 JVM_ENTRY_NO_ENV(void, JVM_BeforeHalt())
470 JVMWrapper("JVM_BeforeHalt");
471 EventShutdown event;
472 if (event.should_commit()) {
473 event.set_reason("Shutdown requested from Java");
474 event.commit();
475 }
476 JVM_END
477
478
479 JVM_ENTRY_NO_ENV(void, JVM_Halt(jint code))
480 before_exit(thread);
481 vm_exit(code);
482 JVM_END
483
484
485 JVM_ENTRY_NO_ENV(void, JVM_GC(void))
486 JVMWrapper("JVM_GC");
487 if (!DisableExplicitGC) {
488 Universe::heap()->collect(GCCause::_java_lang_system_gc);
489 }
490 JVM_END
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451 *
452 * It is important that this directory is well-known and the
453 * same for all VM instances. It cannot be affected by configuration
454 * variables such as java.io.tmpdir.
455 */
456 JVM_ENTRY(jstring, JVM_GetTemporaryDirectory(JNIEnv *env))
457 JVMWrapper("JVM_GetTemporaryDirectory");
458 HandleMark hm(THREAD);
459 const char* temp_dir = os::get_temp_directory();
460 Handle h = java_lang_String::create_from_platform_dependent_str(temp_dir, CHECK_NULL);
461 return (jstring) JNIHandles::make_local(env, h());
462 JVM_END
463
464
465 // java.lang.Runtime /////////////////////////////////////////////////////////////////////////
466
467 extern volatile jint vm_created;
468
469 JVM_ENTRY_NO_ENV(void, JVM_BeforeHalt())
470 JVMWrapper("JVM_BeforeHalt");
471 // Link all classes for dynamic CDS dumping before vm exit.
472 if (DynamicDumpSharedSpaces) {
473 MetaspaceShared::link_and_cleanup_shared_classes(false, THREAD);
474 }
475 EventShutdown event;
476 if (event.should_commit()) {
477 event.set_reason("Shutdown requested from Java");
478 event.commit();
479 }
480 JVM_END
481
482
483 JVM_ENTRY_NO_ENV(void, JVM_Halt(jint code))
484 before_exit(thread);
485 vm_exit(code);
486 JVM_END
487
488
489 JVM_ENTRY_NO_ENV(void, JVM_GC(void))
490 JVMWrapper("JVM_GC");
491 if (!DisableExplicitGC) {
492 Universe::heap()->collect(GCCause::_java_lang_system_gc);
493 }
494 JVM_END
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