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src/os/windows/vm/osThread_windows.hpp@4b7cf00ccb08 (annotated)

src/os/windows/vm/osThread_windows.hpp

Fri, 05 Apr 2013 11:15:13 -0700

author

ccheung

date

Fri, 05 Apr 2013 11:15:13 -0700

changeset 4893

4b7cf00ccb08

parent 3796

960a442eae91

child 6876

710a3c8b516e

permissions

-rw-r--r--

8006001: [parfait] Possible file leak in hotspot/src/os/linux/vm/perfMemory_linux.cpp
Reviewed-by: zgu, coleenp, hseigel, dholmes

duke@435	1	/*
rbackman@3709	2	* Copyright (c) 1997, 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 OS_WINDOWS_VM_OSTHREAD_WINDOWS_HPP
stefank@2314	26	#define OS_WINDOWS_VM_OSTHREAD_WINDOWS_HPP
stefank@2314	27
rbackman@3796	28	typedef void* HANDLE;
rbackman@3796	29	public:
rbackman@3796	30	typedef unsigned long thread_id_t;
duke@435	31
duke@435	32	private:
duke@435	33	// Win32-specific thread information
duke@435	34	HANDLE _thread_handle; // Win32 thread handle
duke@435	35	HANDLE _interrupt_event; // Event signalled on thread interrupt
duke@435	36	ThreadState _last_state;
duke@435	37
duke@435	38	public:
duke@435	39	// The following will only apply in the Win32 implementation, and should only
duke@435	40	// be visible in the concrete class, not this which should be an abstract base class
duke@435	41	HANDLE thread_handle() const { return _thread_handle; }
duke@435	42	void set_thread_handle(HANDLE handle) { _thread_handle = handle; }
duke@435	43	HANDLE interrupt_event() const { return _interrupt_event; }
duke@435	44	void set_interrupt_event(HANDLE interrupt_event) { _interrupt_event = interrupt_event; }
duke@435	45
duke@435	46	#ifndef PRODUCT
duke@435	47	// Used for debugging, return a unique integer for each thread.
duke@435	48	int thread_identifier() const { return _thread_id; }
duke@435	49	#endif
duke@435	50	#ifdef ASSERT
duke@435	51	// We expect no reposition failures so kill vm if we get one
duke@435	52	//
duke@435	53	bool valid_reposition_failure() {
duke@435	54	return false;
duke@435	55	}
duke@435	56	#endif // ASSERT
duke@435	57	bool is_try_mutex_enter() { return false; }
duke@435	58
duke@435	59	// This is a temporary fix for the thread states during
duke@435	60	// suspend/resume until we throw away OSThread completely.
duke@435	61	// NEEDS_CLEANUP
duke@435	62	void set_last_state(ThreadState state) { _last_state = state; }
duke@435	63	ThreadState get_last_state() { return _last_state; }
duke@435	64
duke@435	65	private:
duke@435	66	void pd_initialize();
duke@435	67	void pd_destroy();
stefank@2314	68
stefank@2314	69	#endif // OS_WINDOWS_VM_OSTHREAD_WINDOWS_HPP