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src/share/vm/gc_interface/gcCause.cpp@c18cbe5936b8 (annotated)

src/share/vm/gc_interface/gcCause.cpp

Thu, 27 May 2010 19:08:38 -0700

author

trims

date

Thu, 27 May 2010 19:08:38 -0700

changeset 1907

c18cbe5936b8

parent 435

a61af66fc99e

child 2011

4e5661ba9d98

permissions

-rw-r--r--

6941466: Oracle rebranding changes for Hotspot repositories
Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair

duke@435	1	/*
trims@1907	2	* Copyright (c) 2002, 2005, 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
duke@435	25	# include "incls/_precompiled.incl"
duke@435	26	# include "incls/_gcCause.cpp.incl"
duke@435	27
duke@435	28	const char* GCCause::to_string(GCCause::Cause cause) {
duke@435	29	switch (cause) {
duke@435	30	case _java_lang_system_gc:
duke@435	31	return "System.gc()";
duke@435	32
duke@435	33	case _full_gc_alot:
duke@435	34	return "FullGCAlot";
duke@435	35
duke@435	36	case _scavenge_alot:
duke@435	37	return "ScavengeAlot";
duke@435	38
duke@435	39	case _allocation_profiler:
duke@435	40	return "Allocation Profiler";
duke@435	41
duke@435	42	case _jvmti_force_gc:
duke@435	43	return "JvmtiEnv ForceGarbageCollection";
duke@435	44
duke@435	45	case _no_gc:
duke@435	46	return "No GC";
duke@435	47
duke@435	48	case _allocation_failure:
duke@435	49	return "Allocation Failure";
duke@435	50
duke@435	51	case _gc_locker:
duke@435	52	return "GCLocker Initiated GC";
duke@435	53
duke@435	54	case _heap_inspection:
duke@435	55	return "Heap Inspection Initiated GC";
duke@435	56
duke@435	57	case _heap_dump:
duke@435	58	return "Heap Dump Initiated GC";
duke@435	59
duke@435	60	case _tenured_generation_full:
duke@435	61	return "Tenured Generation Full";
duke@435	62
duke@435	63	case _permanent_generation_full:
duke@435	64	return "Permanent Generation Full";
duke@435	65
duke@435	66	case _cms_generation_full:
duke@435	67	return "CMS Generation Full";
duke@435	68
duke@435	69	case _cms_initial_mark:
duke@435	70	return "CMS Initial Mark";
duke@435	71
duke@435	72	case _cms_final_remark:
duke@435	73	return "CMS Final Remark";
duke@435	74
duke@435	75	case _old_generation_expanded_on_last_scavenge:
duke@435	76	return "Old Generation Expanded On Last Scavenge";
duke@435	77
duke@435	78	case _old_generation_too_full_to_scavenge:
duke@435	79	return "Old Generation Too Full To Scavenge";
duke@435	80
duke@435	81	case _last_ditch_collection:
duke@435	82	return "Last ditch collection";
duke@435	83
duke@435	84	case _last_gc_cause:
duke@435	85	return "ILLEGAL VALUE - last gc cause - ILLEGAL VALUE";
duke@435	86
duke@435	87	default:
duke@435	88	return "unknown GCCause";
duke@435	89	}
duke@435	90	ShouldNotReachHere();
duke@435	91	}
duke@435	92
duke@435	93	#ifndef PRODUCT
duke@435	94
duke@435	95	bool GCCause::is_for_full_collection(GCCause::Cause cause) {
duke@435	96	bool result;
duke@435	97
duke@435	98	// There are more GCCause::Cause types than listed here.
duke@435	99	// For brevity, we list only those that cause full collections.
duke@435	100	switch (cause) {
duke@435	101	case _allocation_failure:
duke@435	102	case _tenured_generation_full:
duke@435	103	case _permanent_generation_full:
duke@435	104	case _cms_generation_full:
duke@435	105	case _last_ditch_collection:
duke@435	106	result = true;
duke@435	107	break;
duke@435	108
duke@435	109	default:
duke@435	110	result = false;
duke@435	111	break;
duke@435	112	}
duke@435	113	return result;
duke@435	114	}
duke@435	115
duke@435	116	#endif // PRODUCT