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src/share/vm/classfile/systemDictionaryShared.hpp@ac27a9c85bea (annotated)

src/share/vm/classfile/systemDictionaryShared.hpp

Thu, 24 May 2018 18:41:44 +0800

author

aoqi

date

Thu, 24 May 2018 18:41:44 +0800

changeset 8856

ac27a9c85bea

parent 8497

50e62b688ddc

permissions

-rw-r--r--

Merge

iklam@7089	1	/*
iklam@8497	2	* Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved.
iklam@7089	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
iklam@7089	4	*
iklam@7089	5	* This code is free software; you can redistribute it and/or modify it
iklam@7089	6	* under the terms of the GNU General Public License version 2 only, as
iklam@7089	7	* published by the Free Software Foundation.
iklam@7089	8	*
iklam@7089	9	* This code is distributed in the hope that it will be useful, but WITHOUT
iklam@7089	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
iklam@7089	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
iklam@7089	12	* version 2 for more details (a copy is included in the LICENSE file that
iklam@7089	13	* accompanied this code).
iklam@7089	14	*
iklam@7089	15	* You should have received a copy of the GNU General Public License version
iklam@7089	16	* 2 along with this work; if not, write to the Free Software Foundation,
iklam@7089	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
iklam@7089	18	*
iklam@7089	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
iklam@7089	20	* or visit www.oracle.com if you need additional information or have any
iklam@7089	21	* questions.
iklam@7089	22	*
iklam@7089	23	*/
iklam@7089	24
iklam@7089	25
iklam@7089	26	#ifndef SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP
iklam@7089	27	#define SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP
iklam@7089	28
iklam@8497	29	#include "classfile/dictionary.hpp"
iklam@7089	30	#include "classfile/systemDictionary.hpp"
iklam@7089	31
iklam@7089	32	class SystemDictionaryShared: public SystemDictionary {
iklam@7089	33	public:
iklam@7089	34	static void initialize(TRAPS) {}
iklam@7089	35	static instanceKlassHandle find_or_load_shared_class(Symbol* class_name,
iklam@7089	36	Handle class_loader,
iklam@7089	37	TRAPS) {
iklam@7089	38	return instanceKlassHandle();
iklam@7089	39	}
iklam@7089	40	static void roots_oops_do(OopClosure* blk) {}
iklam@7089	41	static void oops_do(OopClosure* f) {}
iklam@7089	42	static bool is_sharing_possible(ClassLoaderData* loader_data) {
iklam@7089	43	oop class_loader = loader_data->class_loader();
iklam@7089	44	return (class_loader == NULL);
iklam@7089	45	}
iklam@8497	46
iklam@8497	47	static size_t dictionary_entry_size() {
iklam@8497	48	return sizeof(DictionaryEntry);
iklam@8497	49	}
iklam@8497	50	static void init_shared_dictionary_entry(Klass* k, DictionaryEntry* entry) {}
iklam@8497	51
iklam@8497	52	// The (non-application) CDS implementation supports only classes in the boot
iklam@8497	53	// class loader, which ensures that the verification dependencies are the same
iklam@8497	54	// during archive creation time and runtime. Thus we can do the dependency checks
iklam@8497	55	// entirely during archive creation time.
iklam@8497	56	static void add_verification_dependency(Klass* k, Symbol* accessor_clsname,
iklam@8497	57	Symbol* target_clsname) {}
iklam@8497	58	static void finalize_verification_dependencies() {}
iklam@8497	59	static bool check_verification_dependencies(Klass* k, Handle class_loader,
iklam@8497	60	Handle protection_domain,
iklam@8497	61	char** message_buffer, TRAPS) {return true;}
iklam@7089	62	};
iklam@7089	63
iklam@7089	64	#endif // SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP