1 /*
2  * Copyright (C) 2012 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef ART_RUNTIME_WELL_KNOWN_CLASSES_H_
18 #define ART_RUNTIME_WELL_KNOWN_CLASSES_H_
19 
20 #include "base/mutex.h"
21 #include "jni.h"
22 
23 namespace art {
24 namespace mirror {
25 class Class;
26 }  // namespace mirror
27 
28 // Various classes used in JNI. We cache them so we don't have to keep looking
29 // them up. Similar to libcore's JniConstants (except there's no overlap, so
30 // we keep them separate).
31 
32 jmethodID CacheMethod(JNIEnv* env, jclass c, bool is_static, const char* name, const char* signature);
33 
34 struct WellKnownClasses {
35  public:
36   static void Init(JNIEnv* env);  // Run before native methods are registered.
37   static void LateInit(JNIEnv* env);  // Run after native methods are registered.
38   static jmethodID StringInitToStringFactoryMethodID(jmethodID string_init);
39 
40   static mirror::Class* ToClass(jclass global_jclass)
41       SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
42 
43   static jclass com_android_dex_Dex;
44   static jclass dalvik_system_DexFile;
45   static jclass dalvik_system_DexPathList;
46   static jclass dalvik_system_DexPathList__Element;
47   static jclass dalvik_system_PathClassLoader;
48   static jclass dalvik_system_VMRuntime;
49   static jclass java_lang_BootClassLoader;
50   static jclass java_lang_ClassLoader;
51   static jclass java_lang_ClassNotFoundException;
52   static jclass java_lang_Daemons;
53   static jclass java_lang_Error;
54   static jclass java_lang_Object;
55   static jclass java_lang_OutOfMemoryError;
56   static jclass java_lang_reflect_AbstractMethod;
57   static jclass java_lang_reflect_Constructor;
58   static jclass java_lang_reflect_Field;
59   static jclass java_lang_reflect_Method;
60   static jclass java_lang_reflect_Proxy;
61   static jclass java_lang_RuntimeException;
62   static jclass java_lang_StackOverflowError;
63   static jclass java_lang_String;
64   static jclass java_lang_StringFactory;
65   static jclass java_lang_System;
66   static jclass java_lang_Thread;
67   static jclass java_lang_ThreadGroup;
68   static jclass java_lang_Thread__UncaughtExceptionHandler;
69   static jclass java_lang_Throwable;
70   static jclass java_util_ArrayList;
71   static jclass java_util_Collections;
72   static jclass java_nio_DirectByteBuffer;
73   static jclass libcore_util_EmptyArray;
74   static jclass org_apache_harmony_dalvik_ddmc_Chunk;
75   static jclass org_apache_harmony_dalvik_ddmc_DdmServer;
76 
77   static jmethodID com_android_dex_Dex_create;
78   static jmethodID dalvik_system_VMRuntime_runFinalization;
79   static jmethodID java_lang_Boolean_valueOf;
80   static jmethodID java_lang_Byte_valueOf;
81   static jmethodID java_lang_Character_valueOf;
82   static jmethodID java_lang_ClassLoader_loadClass;
83   static jmethodID java_lang_ClassNotFoundException_init;
84   static jmethodID java_lang_Daemons_requestHeapTrim;
85   static jmethodID java_lang_Daemons_start;
86   static jmethodID java_lang_Daemons_stop;
87   static jmethodID java_lang_Double_valueOf;
88   static jmethodID java_lang_Float_valueOf;
89   static jmethodID java_lang_Integer_valueOf;
90   static jmethodID java_lang_Long_valueOf;
91   static jmethodID java_lang_ref_FinalizerReference_add;
92   static jmethodID java_lang_ref_ReferenceQueue_add;
93   static jmethodID java_lang_reflect_Proxy_invoke;
94   static jmethodID java_lang_Runtime_nativeLoad;
95   static jmethodID java_lang_Short_valueOf;
96   static jmethodID java_lang_String_init;
97   static jmethodID java_lang_String_init_B;
98   static jmethodID java_lang_String_init_BI;
99   static jmethodID java_lang_String_init_BII;
100   static jmethodID java_lang_String_init_BIII;
101   static jmethodID java_lang_String_init_BIIString;
102   static jmethodID java_lang_String_init_BString;
103   static jmethodID java_lang_String_init_BIICharset;
104   static jmethodID java_lang_String_init_BCharset;
105   static jmethodID java_lang_String_init_C;
106   static jmethodID java_lang_String_init_CII;
107   static jmethodID java_lang_String_init_IIC;
108   static jmethodID java_lang_String_init_String;
109   static jmethodID java_lang_String_init_StringBuffer;
110   static jmethodID java_lang_String_init_III;
111   static jmethodID java_lang_String_init_StringBuilder;
112   static jmethodID java_lang_StringFactory_newEmptyString;
113   static jmethodID java_lang_StringFactory_newStringFromBytes_B;
114   static jmethodID java_lang_StringFactory_newStringFromBytes_BI;
115   static jmethodID java_lang_StringFactory_newStringFromBytes_BII;
116   static jmethodID java_lang_StringFactory_newStringFromBytes_BIII;
117   static jmethodID java_lang_StringFactory_newStringFromBytes_BIIString;
118   static jmethodID java_lang_StringFactory_newStringFromBytes_BString;
119   static jmethodID java_lang_StringFactory_newStringFromBytes_BIICharset;
120   static jmethodID java_lang_StringFactory_newStringFromBytes_BCharset;
121   static jmethodID java_lang_StringFactory_newStringFromChars_C;
122   static jmethodID java_lang_StringFactory_newStringFromChars_CII;
123   static jmethodID java_lang_StringFactory_newStringFromChars_IIC;
124   static jmethodID java_lang_StringFactory_newStringFromString;
125   static jmethodID java_lang_StringFactory_newStringFromStringBuffer;
126   static jmethodID java_lang_StringFactory_newStringFromCodePoints;
127   static jmethodID java_lang_StringFactory_newStringFromStringBuilder;
128   static jmethodID java_lang_System_runFinalization;
129   static jmethodID java_lang_Thread_init;
130   static jmethodID java_lang_Thread_run;
131   static jmethodID java_lang_Thread__UncaughtExceptionHandler_uncaughtException;
132   static jmethodID java_lang_ThreadGroup_removeThread;
133   static jmethodID java_nio_DirectByteBuffer_init;
134   static jmethodID org_apache_harmony_dalvik_ddmc_DdmServer_broadcast;
135   static jmethodID org_apache_harmony_dalvik_ddmc_DdmServer_dispatch;
136 
137   static jfieldID dalvik_system_DexFile_cookie;
138   static jfieldID dalvik_system_DexPathList_dexElements;
139   static jfieldID dalvik_system_DexPathList__Element_dexFile;
140   static jfieldID dalvik_system_PathClassLoader_pathList;
141   static jfieldID java_lang_reflect_AbstractMethod_artMethod;
142   static jfieldID java_lang_reflect_Proxy_h;
143   static jfieldID java_lang_Thread_daemon;
144   static jfieldID java_lang_Thread_group;
145   static jfieldID java_lang_Thread_lock;
146   static jfieldID java_lang_Thread_name;
147   static jfieldID java_lang_Thread_priority;
148   static jfieldID java_lang_Thread_uncaughtHandler;
149   static jfieldID java_lang_Thread_nativePeer;
150   static jfieldID java_lang_ThreadGroup_groups;
151   static jfieldID java_lang_ThreadGroup_mainThreadGroup;
152   static jfieldID java_lang_ThreadGroup_name;
153   static jfieldID java_lang_ThreadGroup_parent;
154   static jfieldID java_lang_ThreadGroup_systemThreadGroup;
155   static jfieldID java_lang_Throwable_cause;
156   static jfieldID java_lang_Throwable_detailMessage;
157   static jfieldID java_lang_Throwable_stackTrace;
158   static jfieldID java_lang_Throwable_stackState;
159   static jfieldID java_lang_Throwable_suppressedExceptions;
160   static jfieldID java_nio_DirectByteBuffer_capacity;
161   static jfieldID java_nio_DirectByteBuffer_effectiveDirectAddress;
162   static jfieldID java_util_ArrayList_array;
163   static jfieldID java_util_ArrayList_size;
164   static jfieldID java_util_Collections_EMPTY_LIST;
165   static jfieldID libcore_util_EmptyArray_STACK_TRACE_ELEMENT;
166   static jfieldID org_apache_harmony_dalvik_ddmc_Chunk_data;
167   static jfieldID org_apache_harmony_dalvik_ddmc_Chunk_length;
168   static jfieldID org_apache_harmony_dalvik_ddmc_Chunk_offset;
169   static jfieldID org_apache_harmony_dalvik_ddmc_Chunk_type;
170 };
171 
172 }  // namespace art
173 
174 #endif  // ART_RUNTIME_WELL_KNOWN_CLASSES_H_
175