| /* |
| * Copyright (c) 2014, 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #ifndef SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP |
| #define SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP |
| |
| #include "classfile/systemDictionary.hpp" |
| #include "classfile/dictionary.hpp" |
| |
| class ClassFileStream; |
| |
| class SystemDictionaryShared: public SystemDictionary { |
| public: |
| static void initialize(TRAPS) {} |
| static InstanceKlass* find_or_load_shared_class(Symbol* class_name, |
| Handle class_loader, |
| TRAPS) { |
| return NULL; |
| } |
| static void roots_oops_do(OopClosure* blk) {} |
| static void oops_do(OopClosure* f) {} |
| static bool is_sharing_possible(ClassLoaderData* loader_data) { |
| oop class_loader = loader_data->class_loader(); |
| return (class_loader == NULL); |
| } |
| static bool is_shared_class_visible_for_classloader( |
| InstanceKlass* ik, |
| Handle class_loader, |
| const char* pkg_string, |
| Symbol* pkg_name, |
| PackageEntry* pkg_entry, |
| ModuleEntry* mod_entry, |
| TRAPS) { |
| return false; |
| } |
| |
| static Klass* dump_time_resolve_super_or_fail(Symbol* child_name, |
| Symbol* class_name, |
| Handle class_loader, |
| Handle protection_domain, |
| bool is_superclass, |
| TRAPS) { |
| return NULL; |
| } |
| |
| static size_t dictionary_entry_size() { |
| return sizeof(DictionaryEntry); |
| } |
| |
| static void init_shared_dictionary_entry(Klass* k, DictionaryEntry* entry) {} |
| static bool is_builtin(DictionaryEntry* entry) { return true; } |
| |
| static InstanceKlass* lookup_from_stream(Symbol* class_name, |
| Handle class_loader, |
| Handle protection_domain, |
| const ClassFileStream* st, |
| TRAPS) { |
| return NULL; |
| } |
| |
| // The (non-application) CDS implementation supports only classes in the boot |
| // class loader, which ensures that the verification constraints are the same |
| // during archive creation time and runtime. Thus we can do the constraint checks |
| // entirely during archive creation time. |
| static bool add_verification_constraint(Klass* k, Symbol* name, |
| Symbol* from_name, bool from_field_is_protected, |
| bool from_is_array, bool from_is_object) {return false;} |
| static void finalize_verification_constraints() {} |
| static void check_verification_constraints(InstanceKlass* klass, |
| TRAPS) {} |
| }; |
| |
| class SharedDictionaryEntry : public DictionaryEntry { |
| public: |
| void metaspace_pointers_do(MetaspaceClosure* it) {} |
| }; |
| |
| #endif // SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP |