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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
12  * under the terms of the GNU General Public License version 2 only, as
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.
16  *
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).
22  *
23  * You should have received a copy of the GNU General Public License version
24  * 2 along with this work; if not, write to the Free Software Foundation,
25  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
26  *
27  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
28  * or visit www.oracle.com if you need additional information or have any
29  * questions.
30  */
31 
32 #ifndef ART_RUNTIME_OPENJDKJVMTI_TI_METHOD_H_
33 #define ART_RUNTIME_OPENJDKJVMTI_TI_METHOD_H_
34 
35 #include "jni.h"
36 #include "jvmti.h"
37 
38 namespace openjdkjvmti {
39 
40 class EventHandler;
41 
42 class MethodUtil {
43  public:
44   static void Register(EventHandler* event_handler);
45   static void Unregister();
46 
47   static jvmtiError GetBytecodes(jvmtiEnv* env,
48                                  jmethodID method,
49                                  jint* count_ptr,
50                                  unsigned char** bytecodes);
51 
52   static jvmtiError GetArgumentsSize(jvmtiEnv* env, jmethodID method, jint* size_ptr);
53 
54   static jvmtiError GetMaxLocals(jvmtiEnv* env, jmethodID method, jint* max_ptr);
55 
56   static jvmtiError GetMethodName(jvmtiEnv* env,
57                                   jmethodID method,
58                                   char** name_ptr,
59                                   char** signature_ptr,
60                                   char** generic_ptr);
61 
62   static jvmtiError GetMethodDeclaringClass(jvmtiEnv* env,
63                                             jmethodID method,
64                                             jclass* declaring_class_ptr);
65 
66   static jvmtiError GetMethodLocation(jvmtiEnv* env,
67                                       jmethodID method,
68                                       jlocation* start_location_ptr,
69                                       jlocation* end_location_ptr);
70 
71   static jvmtiError GetMethodModifiers(jvmtiEnv* env,
72                                        jmethodID method,
73                                        jint* modifiers_ptr);
74 
75   static jvmtiError GetLineNumberTable(jvmtiEnv* env,
76                                        jmethodID method,
77                                        jint* entry_count_ptr,
78                                        jvmtiLineNumberEntry** table_ptr);
79 
80   static jvmtiError IsMethodNative(jvmtiEnv* env, jmethodID method, jboolean* is_native_ptr);
81   static jvmtiError IsMethodObsolete(jvmtiEnv* env, jmethodID method, jboolean* is_obsolete_ptr);
82   static jvmtiError IsMethodSynthetic(jvmtiEnv* env, jmethodID method, jboolean* is_synthetic_ptr);
83 };
84 
85 }  // namespace openjdkjvmti
86 
87 #endif  // ART_RUNTIME_OPENJDKJVMTI_TI_METHOD_H_
88