hotspot/src/share/vm/classfile/systemDictionaryShared.hpp
author mchung
Tue, 24 Nov 2015 14:59:17 -0800
changeset 34280 72bfaaffee36
parent 34257 4be3504cc03b
child 34666 1c7168ea0034
permissions -rw-r--r--
8143911: Reintegrate JEP 259: Stack-Walking API Reviewed-by: coleenp, dfuchs, bchristi, psandoz, sspitsyn Contributed-by: Mandy Chung <mandy.chung@oracle.com>, Brent Christian <brent.christian@oracle.com>, Daniel Fuchs <daniel.fuchs@oracle.com>, Hamlin Li <huaming.li@oracle.com>
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
26135
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
     1
/*
34257
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
     2
 * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
26135
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
     3
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
     4
 *
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
     5
 * This code is free software; you can redistribute it and/or modify it
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
     6
 * under the terms of the GNU General Public License version 2 only, as
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
     7
 * published by the Free Software Foundation.
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
     8
 *
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
     9
 * This code is distributed in the hope that it will be useful, but WITHOUT
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    10
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    11
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    12
 * version 2 for more details (a copy is included in the LICENSE file that
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    13
 * accompanied this code).
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    14
 *
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    15
 * You should have received a copy of the GNU General Public License version
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    16
 * 2 along with this work; if not, write to the Free Software Foundation,
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    17
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    18
 *
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    19
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    20
 * or visit www.oracle.com if you need additional information or have any
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    21
 * questions.
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    22
 *
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    23
 */
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    24
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    25
#ifndef SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    26
#define SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    27
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    28
#include "classfile/systemDictionary.hpp"
34257
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    29
#include "classfile/dictionary.hpp"
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    30
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    31
class ClassFileStream;
26135
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    32
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    33
class SystemDictionaryShared: public SystemDictionary {
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    34
public:
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    35
  static void initialize(TRAPS) {}
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    36
  static instanceKlassHandle find_or_load_shared_class(Symbol* class_name,
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    37
                                                       Handle class_loader,
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    38
                                                       TRAPS) {
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    39
    return instanceKlassHandle();
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    40
  }
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    41
  static void roots_oops_do(OopClosure* blk) {}
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    42
  static void oops_do(OopClosure* f) {}
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    43
  static bool is_sharing_possible(ClassLoaderData* loader_data) {
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    44
    oop class_loader = loader_data->class_loader();
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    45
    return (class_loader == NULL);
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    46
  }
34257
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    47
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    48
  static Klass* dump_time_resolve_super_or_fail(Symbol* child_name,
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    49
                                                Symbol* class_name,
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    50
                                                Handle class_loader,
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    51
                                                Handle protection_domain,
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    52
                                                bool is_superclass,
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    53
                                                TRAPS) {
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    54
    return NULL;
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    55
  }
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    56
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    57
  static size_t dictionary_entry_size() {
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    58
    return sizeof(DictionaryEntry);
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    59
  }
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    60
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    61
  static void init_shared_dictionary_entry(Klass* k, DictionaryEntry* entry) {}
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    62
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    63
  static InstanceKlass* lookup_from_stream(Symbol* class_name,
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    64
                                           Handle class_loader,
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    65
                                           Handle protection_domain,
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    66
                                           ClassFileStream* st,
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    67
                                           bool verify,
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    68
                                           TRAPS) {
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    69
    return NULL;
4be3504cc03b 8140802: Clean up and refactor of class loading code for CDS
iklam
parents: 26135
diff changeset
    70
  }
26135
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    71
};
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    72
82b516c550f7 8046070: Class Data Sharing clean up and refactoring
iklam
parents:
diff changeset
    73
#endif // SHARE_VM_CLASSFILE_SYSTEMDICTIONARYSHARED_HPP