jdk8-mips64-public/hotspot: src/share/vm/classfile/systemDictionaryShared.hpp@8adf45218add

     1 /*

     2  * Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    26 #ifndef SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP

    27 #define SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP

    29 #include "classfile/dictionary.hpp"

    30 #include "classfile/systemDictionary.hpp"

    32 class SystemDictionaryShared: public SystemDictionary {

    33 public:

    34   static void initialize(TRAPS) {}

    35   static instanceKlassHandle find_or_load_shared_class(Symbol* class_name,

    36                                                        Handle class_loader,

    37                                                        TRAPS) {

    38     return instanceKlassHandle();

    39   }

    40   static void roots_oops_do(OopClosure* blk) {}

    41   static void oops_do(OopClosure* f) {}

    42   static bool is_sharing_possible(ClassLoaderData* loader_data) {

    43     oop class_loader = loader_data->class_loader();

    44     return (class_loader == NULL);

    45   }

    47   static size_t dictionary_entry_size() {

    48     return sizeof(DictionaryEntry);

    49   }

    50   static void init_shared_dictionary_entry(Klass* k, DictionaryEntry* entry) {}

    52   // The (non-application) CDS implementation supports only classes in the boot

    53   // class loader, which ensures that the verification dependencies are the same

    54   // during archive creation time and runtime. Thus we can do the dependency checks

    55   // entirely during archive creation time.

    56   static void add_verification_dependency(Klass* k, Symbol* accessor_clsname,

    57                                           Symbol* target_clsname) {}

    58   static void finalize_verification_dependencies() {}

    59   static bool check_verification_dependencies(Klass* k, Handle class_loader,

    60                                               Handle protection_domain,

    61                                               char** message_buffer, TRAPS) {return true;}

    62 };

    64 #endif // SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP

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