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src/share/vm/services/management.hpp@fb19af007ffc (annotated)

src/share/vm/services/management.hpp

Wed, 10 Oct 2012 14:35:58 -0400

author

jprovino

date

Wed, 10 Oct 2012 14:35:58 -0400

changeset 4165

fb19af007ffc

parent 4037

da91efe96a93

child 5047

31a4e55f8c9d

permissions

-rw-r--r--

7189254: Change makefiles for more flexibility to override defaults
Summary: Change makefiles so that targets and parameters can be overridden by alternate makefiles.
Reviewed-by: dholmes, coleenp

duke@435	1	/*
coleenp@4037	2	* Copyright (c) 2003, 2012, 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
coleenp@4037	45	static Klass* _sensor_klass;
coleenp@4037	46	static Klass* _threadInfo_klass;
coleenp@4037	47	static Klass* _memoryUsage_klass;
coleenp@4037	48	static Klass* _memoryPoolMXBean_klass;
coleenp@4037	49	static Klass* _memoryManagerMXBean_klass;
coleenp@4037	50	static Klass* _garbageCollectorMXBean_klass;
coleenp@4037	51	static Klass* _managementFactory_klass;
coleenp@4037	52	static Klass* _garbageCollectorImpl_klass;
coleenp@4037	53	static Klass* _gcInfo_klass;
duke@435	54
coleenp@4037	55	static Klass* load_and_initialize_klass(Symbol* sh, TRAPS);
duke@435	56
duke@435	57	public:
duke@435	58	static void init();
duke@435	59	static void initialize(TRAPS);
duke@435	60
jprovino@4165	61	static jlong ticks_to_ms(jlong ticks) NOT_MANAGEMENT_RETURN_(0L);
jprovino@4165	62	static jlong timestamp() NOT_MANAGEMENT_RETURN_(0L);
duke@435	63
jprovino@4165	64	static void oops_do(OopClosure* f) NOT_MANAGEMENT_RETURN;
duke@435	65	static void* get_jmm_interface(int version);
duke@435	66	static void get_optional_support(jmmOptionalSupport* support);
duke@435	67
duke@435	68	static void get_loaded_classes(JavaThread* cur_thread, GrowableArray<KlassHandle>* klass_handle_array);
duke@435	69
jprovino@4165	70	static void record_vm_startup_time(jlong begin, jlong duration)
jprovino@4165	71	NOT_MANAGEMENT_RETURN;
duke@435	72	static void record_vm_init_completed() {
duke@435	73	// Initialize the timestamp to get the current time
duke@435	74	_vm_init_done_time->set_value(os::javaTimeMillis());
duke@435	75
duke@435	76	// Update the timestamp to the vm init done time
duke@435	77	_stamp.update();
duke@435	78	}
duke@435	79
phh@3382	80	static jlong begin_vm_creation_time() {
phh@3382	81	return _begin_vm_creation_time->get_value();
phh@3382	82	}
duke@435	83	static jlong vm_init_done_time() {
duke@435	84	return _vm_init_done_time->get_value();
duke@435	85	}
duke@435	86
coleenp@4037	87	// methods to return a Klass*.
coleenp@4037	88	static Klass* java_lang_management_ThreadInfo_klass(TRAPS);
jprovino@4165	89	static Klass* java_lang_management_MemoryUsage_klass(TRAPS)
jprovino@4165	90	NOT_MANAGEMENT_RETURN_(NULL);
coleenp@4037	91	static Klass* java_lang_management_MemoryPoolMXBean_klass(TRAPS);
coleenp@4037	92	static Klass* java_lang_management_MemoryManagerMXBean_klass(TRAPS);
coleenp@4037	93	static Klass* java_lang_management_GarbageCollectorMXBean_klass(TRAPS);
jprovino@4165	94	static Klass* sun_management_Sensor_klass(TRAPS)
jprovino@4165	95	NOT_MANAGEMENT_RETURN_(NULL);
jprovino@4165	96	static Klass* sun_management_ManagementFactory_klass(TRAPS)
jprovino@4165	97	NOT_MANAGEMENT_RETURN_(NULL);
jprovino@4165	98	static Klass* sun_management_GarbageCollectorImpl_klass(TRAPS)
jprovino@4165	99	NOT_MANAGEMENT_RETURN_(NULL);
jprovino@4165	100	static Klass* com_sun_management_GcInfo_klass(TRAPS)
jprovino@4165	101	NOT_MANAGEMENT_RETURN_(NULL);
duke@435	102
duke@435	103	static instanceOop create_thread_info_instance(ThreadSnapshot* snapshot, TRAPS);
duke@435	104	static instanceOop create_thread_info_instance(ThreadSnapshot* snapshot, objArrayHandle monitors_array, typeArrayHandle depths_array, objArrayHandle synchronizers_array, TRAPS);
duke@435	105	};
duke@435	106
duke@435	107	class TraceVmCreationTime : public StackObj {
duke@435	108	private:
duke@435	109	TimeStamp _timer;
duke@435	110	jlong _begin_time;
duke@435	111
duke@435	112	public:
duke@435	113	TraceVmCreationTime() {}
duke@435	114	~TraceVmCreationTime() {}
duke@435	115
duke@435	116	void start()
duke@435	117	{ _timer.update_to(0); _begin_time = os::javaTimeMillis(); }
duke@435	118
duke@435	119	/**
duke@435	120	* Only call this if initialization completes successfully; it will
duke@435	121	* crash if PerfMemory_exit() has already been called (usually by
duke@435	122	* os::shutdown() when there was an initialization failure).
duke@435	123	*/
duke@435	124	void end()
duke@435	125	{ Management::record_vm_startup_time(_begin_time, _timer.milliseconds()); }
duke@435	126
duke@435	127	};
stefank@2314	128
stefank@2314	129	#endif // SHARE_VM_SERVICES_MANAGEMENT_HPP