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comparison src/share/vm/classfile/classLoaderExt.hpp @ 20375:6e0cb14ce59b

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8046070: Class Data Sharing clean up and refactoring Summary: Cleaned up CDS to be more configurable, maintainable and extensible Reviewed-by: dholmes, coleenp, acorn, mchung
author iklam
date Thu, 21 Aug 2014 13:57:51 -0700
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children bb239308be67
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20374:999824269b71 20375:6e0cb14ce59b
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_CLASSLOADEREXT_HPP
26 #define SHARE_VM_CLASSFILE_CLASSLOADEREXT_HPP
27
28 #include "classfile/classLoader.hpp"
29
30 class ClassLoaderExt: public ClassLoader { // AllStatic
31 public:
32
33 class Context {
34 const char* _file_name;
35 public:
36 Context(const char* class_name, const char* file_name, TRAPS) {
37 _file_name = file_name;
38 }
39
40 bool check(ClassFileStream* stream, const int classpath_index) {
41 return true;
42 }
43
44 bool should_verify(int classpath_index) {
45 return false;
46 }
47
48 instanceKlassHandle record_result(const int classpath_index,
49 ClassPathEntry* e, instanceKlassHandle result, TRAPS) {
50 if (ClassLoader::add_package(_file_name, classpath_index, THREAD)) {
51 if (DumpSharedSpaces) {
52 result->set_shared_classpath_index(classpath_index);
53 }
54 return result;
55 } else {
56 return instanceKlassHandle(); // NULL
57 }
58 }
59 };
60
61
62 static void add_class_path_entry(char* path, bool check_for_duplicates,
63 ClassPathEntry* new_entry) {
64 ClassLoader::add_to_list(new_entry);
65 }
66 static void setup_search_paths() {}
67 };
68
69 #endif // SHARE_VM_CLASSFILE_CLASSLOADEREXT_HPP