1 /* Copyright (C) 2016 The Android Open Source Project
2  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
3  *
4  * This file implements interfaces from the file jvmti.h. This implementation
5  * is licensed under the same terms as the file jvmti.h.  The
6  * copyright and license information for the file jvmti.h follows.
7  *
8  * Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved.
9  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
10  *
11  * This code is free software; you can redistribute it and/or modify it
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13  * published by the Free Software Foundation.  Oracle designates this
14  * particular file as subject to the "Classpath" exception as provided
15  * by Oracle in the LICENSE file that accompanied this code.
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17  * This code is distributed in the hope that it will be useful, but WITHOUT
18  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
19  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
20  * version 2 for more details (a copy is included in the LICENSE file that
21  * accompanied this code).
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31 
32 #ifndef ART_OPENJDKJVMTI_TI_FIELD_H_
33 #define ART_OPENJDKJVMTI_TI_FIELD_H_
34 
35 #include "jni.h"
36 #include "jvmti.h"
37 
38 #include "art_jvmti.h"
39 
40 namespace openjdkjvmti {
41 
42 class FieldUtil {
43  public:
44   static jvmtiError GetFieldName(jvmtiEnv* env,
45                                  jclass klass,
46                                  jfieldID field,
47                                  char** name_ptr,
48                                  char** signature_ptr,
49                                  char** generic_ptr);
50 
51   static jvmtiError GetFieldDeclaringClass(jvmtiEnv* env,
52                                            jclass klass,
53                                            jfieldID field,
54                                            jclass* declaring_class_ptr);
55 
56   static jvmtiError GetFieldModifiers(jvmtiEnv* env,
57                                       jclass klass,
58                                       jfieldID field,
59                                       jint* modifiers_ptr);
60 
61   static jvmtiError IsFieldSynthetic(jvmtiEnv* env,
62                                      jclass klass,
63                                      jfieldID field,
64                                      jboolean* is_synthetic_ptr);
65 
66   static jvmtiError SetFieldModificationWatch(jvmtiEnv* env, jclass klass, jfieldID field)
67       REQUIRES(!ArtJvmTiEnv::event_info_mutex_);
68   static jvmtiError ClearFieldModificationWatch(jvmtiEnv* env, jclass klass, jfieldID field)
69       REQUIRES(!ArtJvmTiEnv::event_info_mutex_);
70   static jvmtiError SetFieldAccessWatch(jvmtiEnv* env, jclass klass, jfieldID field)
71       REQUIRES(!ArtJvmTiEnv::event_info_mutex_);
72   static jvmtiError ClearFieldAccessWatch(jvmtiEnv* env, jclass klass, jfieldID field)
73       REQUIRES(!ArtJvmTiEnv::event_info_mutex_);
74 
75   static void Register(EventHandler* eh);
76   static void Unregister();
77 };
78 
79 }  // namespace openjdkjvmti
80 
81 #endif  // ART_OPENJDKJVMTI_TI_FIELD_H_
82