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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // This file is autogenerated by | |
6 // base/android/jni_generator/jni_generator.py | |
7 // For | |
8 // org/chromium/foo/Foo | |
9 | |
10 #ifndef org_chromium_foo_Foo_JNI | |
11 #define org_chromium_foo_Foo_JNI | |
12 | |
13 #include <jni.h> | |
14 | |
15 #include "base/android/jni_generator/jni_generator_helper.h" | |
16 | |
17 #include "base/android/jni_int_wrapper.h" | |
18 | |
19 // Step 1: forward declarations. | |
20 namespace { | |
21 const char kFooClassPath[] = "org/chromium/foo/Foo"; | |
22 // Leaking this jclass as we cannot use LazyInstance from some threads. | |
23 jclass g_Foo_clazz = NULL; | |
24 | |
25 } // namespace | |
26 | |
27 static void DoSomething(JNIEnv* env, jclass jcaller, | |
28 jobject callback); | |
29 | |
30 // Step 2: method stubs. | |
31 | |
32 static base::subtle::AtomicWord g_Foo_calledByNative = 0; | |
33 static void Java_Foo_calledByNative(JNIEnv* env, jobject callback) { | |
34 /* Must call RegisterNativesImpl() */ | |
35 CHECK_CLAZZ(env, g_Foo_clazz, | |
36 g_Foo_clazz); | |
37 jmethodID method_id = | |
38 base::android::MethodID::LazyGet< | |
39 base::android::MethodID::TYPE_STATIC>( | |
40 env, g_Foo_clazz, | |
41 "calledByNative", | |
42 | |
43 "(" | |
44 "Lorg/chromium/foo/Bar$Callback;" | |
45 ")" | |
46 "V", | |
47 &g_Foo_calledByNative); | |
48 | |
49 env->CallStaticVoidMethod(g_Foo_clazz, | |
50 method_id, callback); | |
51 jni_generator::CheckException(env); | |
52 | |
53 } | |
54 | |
55 // Step 3: RegisterNatives. | |
56 | |
57 static const JNINativeMethod kMethodsFoo[] = { | |
58 { "nativeDoSomething", | |
59 "(" | |
60 "Lorg/chromium/foo/Bar$Callback;" | |
61 ")" | |
62 "V", reinterpret_cast<void*>(DoSomething) }, | |
63 }; | |
64 | |
65 static bool RegisterNativesImpl(JNIEnv* env) { | |
66 g_Foo_clazz = reinterpret_cast<jclass>(env->NewGlobalRef( | |
67 base::android::GetClass(env, kFooClassPath).obj())); | |
68 | |
69 const int kMethodsFooSize = arraysize(kMethodsFoo); | |
70 | |
71 if (env->RegisterNatives(g_Foo_clazz, | |
72 kMethodsFoo, | |
73 kMethodsFooSize) < 0) { | |
74 jni_generator::HandleRegistrationError( | |
75 env, g_Foo_clazz, __FILE__); | |
76 return false; | |
77 } | |
78 | |
79 return true; | |
80 } | |
81 | |
82 #endif // org_chromium_foo_Foo_JNI | |
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