1 /*
2 * Copyright (c) 2024, 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 *
30 #include "runtime/handles.hpp"
31 #include "utilities/exceptions.hpp"
32 #include "utilities/macros.hpp"
33
34 class AOTLinkedClassTable;
35 class ClassLoaderData;
36 class InstanceKlass;
37 class SerializeClosure;
38 template <typename T> class Array;
39 enum class AOTLinkedClassCategory : int;
40
41 // During a Production Run, the AOTLinkedClassBulkLoader loads all classes from
42 // a AOTLinkedClassTable into their respective ClassLoaders. This happens very early
43 // in the JVM bootstrap stage, before any application code is executed.
44 //
45 class AOTLinkedClassBulkLoader : AllStatic {
46 static bool _boot2_completed;
47 static bool _platform_completed;
48 static bool _app_completed;
49 static bool _all_completed;
50 static void load_classes_in_loader(JavaThread* current, AOTLinkedClassCategory class_category, oop class_loader_oop);
51 static void load_classes_in_loader_impl(AOTLinkedClassCategory class_category, oop class_loader_oop, TRAPS);
52 static void load_table(AOTLinkedClassTable* table, AOTLinkedClassCategory class_category, Handle loader, TRAPS);
53 static void initiate_loading(JavaThread* current, const char* category, Handle initiating_loader, Array<InstanceKlass*>* classes);
54 static void load_classes_impl(AOTLinkedClassCategory class_category, Array<InstanceKlass*>* classes,
55 const char* category_name, Handle loader, TRAPS);
56 static void load_hidden_class(ClassLoaderData* loader_data, InstanceKlass* ik, TRAPS);
57 static void init_required_classes_for_loader(Handle class_loader, Array<InstanceKlass*>* classes, TRAPS);
58 public:
59 static void serialize(SerializeClosure* soc, bool is_static_archive) NOT_CDS_RETURN;
60
61 static void load_javabase_classes(JavaThread* current) NOT_CDS_RETURN;
62 static void load_non_javabase_classes(JavaThread* current) NOT_CDS_RETURN;
63 static void finish_loading_javabase_classes(TRAPS) NOT_CDS_RETURN;
64 static void exit_on_exception(JavaThread* current);
65
66 static bool is_pending_aot_linked_class(Klass* k) NOT_CDS_RETURN_(false);
67 };
68
69 #endif // SHARE_CDS_AOTLINKEDCLASSBULKLOADER_HPP
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1 /*
2 * Copyright (c) 2024, 2025, 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 *
30 #include "runtime/handles.hpp"
31 #include "utilities/exceptions.hpp"
32 #include "utilities/macros.hpp"
33
34 class AOTLinkedClassTable;
35 class ClassLoaderData;
36 class InstanceKlass;
37 class SerializeClosure;
38 template <typename T> class Array;
39 enum class AOTLinkedClassCategory : int;
40
41 // During a Production Run, the AOTLinkedClassBulkLoader loads all classes from
42 // a AOTLinkedClassTable into their respective ClassLoaders. This happens very early
43 // in the JVM bootstrap stage, before any application code is executed.
44 //
45 class AOTLinkedClassBulkLoader : AllStatic {
46 static bool _boot2_completed;
47 static bool _platform_completed;
48 static bool _app_completed;
49 static bool _all_completed;
50 static bool _preloading_non_javavase_classes;
51
52 static void load_classes_in_loader(JavaThread* current, AOTLinkedClassCategory class_category, oop class_loader_oop);
53 static void load_classes_in_loader_impl(AOTLinkedClassCategory class_category, oop class_loader_oop, TRAPS);
54 static void load_table(AOTLinkedClassTable* table, AOTLinkedClassCategory class_category, Handle loader, TRAPS);
55 static void initiate_loading(JavaThread* current, const char* category, Handle initiating_loader, Array<InstanceKlass*>* classes);
56 static void load_classes_impl(AOTLinkedClassCategory class_category, Array<InstanceKlass*>* classes,
57 const char* category_name, Handle loader, TRAPS);
58 static void load_hidden_class(ClassLoaderData* loader_data, InstanceKlass* ik, TRAPS);
59 static void init_required_classes_for_loader(Handle class_loader, Array<InstanceKlass*>* classes, TRAPS);
60 static void replay_training_at_init(Array<InstanceKlass*>* classes, TRAPS) NOT_CDS_RETURN;
61 public:
62 static void serialize(SerializeClosure* soc, bool is_static_archive) NOT_CDS_RETURN;
63 static void load_javabase_classes(JavaThread* current) NOT_CDS_RETURN;
64 static void load_non_javabase_classes(JavaThread* current) NOT_CDS_RETURN;
65 static void finish_loading_javabase_classes(TRAPS) NOT_CDS_RETURN;
66 static void exit_on_exception(JavaThread* current);
67 static void replay_training_at_init_for_preloaded_classes(TRAPS) NOT_CDS_RETURN;
68 static bool class_preloading_finished();
69 static void print_counters_on(outputStream* st) NOT_CDS_RETURN;
70 static bool is_pending_aot_linked_class(Klass* k) NOT_CDS_RETURN_(false);
71 };
72
73 #endif // SHARE_CDS_AOTLINKEDCLASSBULKLOADER_HPP
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