1 /*
   2  * Copyright (c) 2014, 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  */
  24 
  25 #ifndef SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP
  26 #define SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP
  27 
  28 #include "classfile/systemDictionary.hpp"
  29 #include "classfile/dictionary.hpp"
  30 
  31 class ClassFileStream;
  32 
  33 class SystemDictionaryShared: public SystemDictionary {
  34 public:
  35   static void initialize(TRAPS) {}
  36   static instanceKlassHandle find_or_load_shared_class(Symbol* class_name,
  37                                                        Handle class_loader,
  38                                                        TRAPS) {
  39     return instanceKlassHandle();
  40   }
  41   static void roots_oops_do(OopClosure* blk) {}
  42   static void oops_do(OopClosure* f) {}
  43   static bool is_sharing_possible(ClassLoaderData* loader_data) {
  44     oop class_loader = loader_data->class_loader();
  45     return (class_loader == NULL);
  46   }
  47 
  48   static Klass* dump_time_resolve_super_or_fail(Symbol* child_name,
  49                                                 Symbol* class_name,
  50                                                 Handle class_loader,
  51                                                 Handle protection_domain,
  52                                                 bool is_superclass,
  53                                                 TRAPS) {
  54     return NULL;
  55   }
  56 
  57   static size_t dictionary_entry_size() {
  58     return sizeof(DictionaryEntry);
  59   }
  60 
  61   static void init_shared_dictionary_entry(Klass* k, DictionaryEntry* entry) {}
  62 
  63   static Klass* resolve_from_shared_space(Symbol* class_name,
  64                                           Handle class_loader,
  65                                           Handle protection_domain,
  66                                           ClassFileStream* cfs,
  67                                           bool verify,
  68                                           TRAPS) {
  69     return NULL;
  70   }
  71 };
  72 
  73 #endif // SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP