jdk8-mips64-public/hotspot: src/share/vm/classfile/classLoaderExt.hpp@ac27a9c85bea

     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  */

    25 #ifndef SHARE_VM_CLASSFILE_CLASSLOADEREXT_HPP

    26 #define SHARE_VM_CLASSFILE_CLASSLOADEREXT_HPP

    28 #include "classfile/classLoader.hpp"

    30 class ClassLoaderExt: public ClassLoader { // AllStatic

    31 public:

    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     }

    40     bool check(ClassFileStream* stream, const int classpath_index) {

    41       return true;

    42     }

    44     bool should_verify(int classpath_index) {

    45       return false;

    46     }

    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   };

    62   static void add_class_path_entry(const char* path, bool check_for_duplicates,

    63                                    ClassPathEntry* new_entry) {

    64     ClassLoader::add_to_list(new_entry);

    65   }

    66   static void append_boot_classpath(ClassPathEntry* new_entry) {

    67     ClassLoader::add_to_list(new_entry);

    68   }

    69   static void setup_search_paths() {}

    71   static void init_lookup_cache(TRAPS) {}

    72   static void copy_lookup_cache_to_archive(char** top, char* end) {}

    73   static char* restore_lookup_cache_from_archive(char* buffer) {return buffer;}

    74   static inline bool is_lookup_cache_enabled() {return false;}

    76   static bool known_to_not_exist(JNIEnv *env, jobject loader, const char *classname, TRAPS) {return false;}

    77   static jobjectArray get_lookup_cache_urls(JNIEnv *env, jobject loader, TRAPS) {return NULL;}

    78   static jintArray get_lookup_cache(JNIEnv *env, jobject loader, const char *pkgname, TRAPS) {return NULL;}

    79 };

    81 #endif // SHARE_VM_CLASSFILE_CLASSLOADEREXT_HPP

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