Mercurial > hg > truffle
annotate src/share/vm/classfile/classLoaderExt.hpp @ 20667:887a7cedb892
8064701: Some CDS optimizations should be disabled if bootclasspath is modified by JVMTI
Summary: Added API to track bootclasspath modification
Reviewed-by: jiangli, dholmes, minqi
| author | iklam |
|---|---|
| date | Tue, 18 Nov 2014 03:38:50 -0800 |
| parents | 4cb90023bf2b |
| children |
| rev | line source |
|---|---|
| 20375 | 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 | |
| 20376 | 62 static void add_class_path_entry(const char* path, bool check_for_duplicates, |
| 63 ClassPathEntry* new_entry) { | |
| 20375 | 64 ClassLoader::add_to_list(new_entry); |
| 65 } | |
|
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8064701: Some CDS optimizations should be disabled if bootclasspath is modified by JVMTI
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66 static void append_boot_classpath(ClassPathEntry* new_entry) { |
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67 ClassLoader::add_to_list(new_entry); |
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8064701: Some CDS optimizations should be disabled if bootclasspath is modified by JVMTI
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68 } |
| 20375 | 69 static void setup_search_paths() {} |
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8061651: Interface to the Lookup Index Cache to improve URLClassPath search time
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70 |
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71 static void init_lookup_cache(TRAPS) {} |
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72 static void copy_lookup_cache_to_archive(char** top, char* end) {} |
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73 static char* restore_lookup_cache_from_archive(char* buffer) {return buffer;} |
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74 static inline bool is_lookup_cache_enabled() {return false;} |
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75 |
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76 static bool known_to_not_exist(JNIEnv *env, jobject loader, const char *classname, TRAPS) {return false;} |
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77 static jobjectArray get_lookup_cache_urls(JNIEnv *env, jobject loader, TRAPS) {return NULL;} |
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4cb90023bf2b
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diff
changeset
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78 static jintArray get_lookup_cache(JNIEnv *env, jobject loader, const char *pkgname, TRAPS) {return NULL;} |
| 20375 | 79 }; |
| 80 | |
| 81 #endif // SHARE_VM_CLASSFILE_CLASSLOADEREXT_HPP |