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src/share/vm/services/management.hpp@1d1603768966 (annotated)

src/share/vm/services/management.hpp

Tue, 05 Apr 2011 14:12:31 -0700

author

trims

date

Tue, 05 Apr 2011 14:12:31 -0700

changeset 2708

1d1603768966

parent 2497

3582bf76420e

child 2888

78542e2b5e35

permissions

-rw-r--r--

7010070: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - second pass
Summary: Update the copyright to be 2010 on all changed files in OpenJDK
Reviewed-by: ohair

duke@435	1	/*
trims@2708	2	* Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved.
duke@435	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	4	*
duke@435	5	* This code is free software; you can redistribute it and/or modify it
duke@435	6	* under the terms of the GNU General Public License version 2 only, as
duke@435	7	* published by the Free Software Foundation.
duke@435	8	*
duke@435	9	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	12	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	13	* accompanied this code).
duke@435	14	*
duke@435	15	* You should have received a copy of the GNU General Public License version
duke@435	16	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	18	*
trims@1907	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	20	* or visit www.oracle.com if you need additional information or have any
trims@1907	21	* questions.
duke@435	22	*
duke@435	23	*/
duke@435	24
stefank@2314	25	#ifndef SHARE_VM_SERVICES_MANAGEMENT_HPP
stefank@2314	26	#define SHARE_VM_SERVICES_MANAGEMENT_HPP
stefank@2314	27
stefank@2314	28	#include "memory/allocation.hpp"
stefank@2314	29	#include "runtime/handles.hpp"
stefank@2314	30	#include "runtime/timer.hpp"
stefank@2314	31	#include "services/jmm.h"
stefank@2314	32
duke@435	33	class OopClosure;
duke@435	34	class ThreadSnapshot;
duke@435	35
duke@435	36	class Management : public AllStatic {
duke@435	37	private:
duke@435	38	static PerfVariable* _begin_vm_creation_time;
duke@435	39	static PerfVariable* _end_vm_creation_time;
duke@435	40	static PerfVariable* _vm_init_done_time;
duke@435	41	static jmmOptionalSupport _optional_support;
duke@435	42	static TimeStamp _stamp; // Timestamp since vm init done time
duke@435	43
duke@435	44	// Management klasses
duke@435	45	static klassOop _sensor_klass;
duke@435	46	static klassOop _threadInfo_klass;
duke@435	47	static klassOop _memoryUsage_klass;
duke@435	48	static klassOop _memoryPoolMXBean_klass;
duke@435	49	static klassOop _memoryManagerMXBean_klass;
duke@435	50	static klassOop _garbageCollectorMXBean_klass;
duke@435	51	static klassOop _managementFactory_klass;
duke@435	52
coleenp@2497	53	static klassOop load_and_initialize_klass(Symbol* sh, TRAPS);
duke@435	54
duke@435	55	public:
duke@435	56	static void init();
duke@435	57	static void initialize(TRAPS);
duke@435	58
duke@435	59	static jlong ticks_to_ms(jlong ticks);
duke@435	60	static jlong timestamp();
duke@435	61
duke@435	62	static void oops_do(OopClosure* f);
duke@435	63	static void* get_jmm_interface(int version);
duke@435	64	static void get_optional_support(jmmOptionalSupport* support);
duke@435	65
duke@435	66	static void get_loaded_classes(JavaThread* cur_thread, GrowableArray<KlassHandle>* klass_handle_array);
duke@435	67
duke@435	68	static void record_vm_startup_time(jlong begin, jlong duration);
duke@435	69	static void record_vm_init_completed() {
duke@435	70	// Initialize the timestamp to get the current time
duke@435	71	_vm_init_done_time->set_value(os::javaTimeMillis());
duke@435	72
duke@435	73	// Update the timestamp to the vm init done time
duke@435	74	_stamp.update();
duke@435	75	}
duke@435	76
duke@435	77	static jlong vm_init_done_time() {
duke@435	78	return _vm_init_done_time->get_value();
duke@435	79	}
duke@435	80
duke@435	81	// methods to return a klassOop.
duke@435	82	static klassOop java_lang_management_ThreadInfo_klass(TRAPS);
duke@435	83	static klassOop java_lang_management_MemoryUsage_klass(TRAPS);
duke@435	84	static klassOop java_lang_management_MemoryPoolMXBean_klass(TRAPS);
duke@435	85	static klassOop java_lang_management_MemoryManagerMXBean_klass(TRAPS);
duke@435	86	static klassOop java_lang_management_GarbageCollectorMXBean_klass(TRAPS);
duke@435	87	static klassOop sun_management_Sensor_klass(TRAPS);
duke@435	88	static klassOop sun_management_ManagementFactory_klass(TRAPS);
duke@435	89
duke@435	90	static instanceOop create_thread_info_instance(ThreadSnapshot* snapshot, TRAPS);
duke@435	91	static instanceOop create_thread_info_instance(ThreadSnapshot* snapshot, objArrayHandle monitors_array, typeArrayHandle depths_array, objArrayHandle synchronizers_array, TRAPS);
duke@435	92	};
duke@435	93
duke@435	94	class TraceVmCreationTime : public StackObj {
duke@435	95	private:
duke@435	96	TimeStamp _timer;
duke@435	97	jlong _begin_time;
duke@435	98
duke@435	99	public:
duke@435	100	TraceVmCreationTime() {}
duke@435	101	~TraceVmCreationTime() {}
duke@435	102
duke@435	103	void start()
duke@435	104	{ _timer.update_to(0); _begin_time = os::javaTimeMillis(); }
duke@435	105
duke@435	106	/**
duke@435	107	* Only call this if initialization completes successfully; it will
duke@435	108	* crash if PerfMemory_exit() has already been called (usually by
duke@435	109	* os::shutdown() when there was an initialization failure).
duke@435	110	*/
duke@435	111	void end()
duke@435	112	{ Management::record_vm_startup_time(_begin_time, _timer.milliseconds()); }
duke@435	113
duke@435	114	};
stefank@2314	115
stefank@2314	116	#endif // SHARE_VM_SERVICES_MANAGEMENT_HPP