base/android/jni_generator/testSingleJNIAdditionalImport.golden

   1 // Copyright 2014 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 #define Foo_clazz(env) g_Foo_clazz
  25
  26 }  // namespace
  27
  28 // Step 2: method stubs.
  29
  30 static void DoSomething(JNIEnv* env, const JavaParamRef<jclass>& jcaller,
  31     const JavaParamRef<jobject>& callback);
  32
  33 static void Java_org_chromium_foo_Foo_nativeDoSomething(JNIEnv* env, jclass
  34     jcaller,
  35     jobject callback) {
  36   return DoSomething(env, JavaParamRef<jclass>(env, jcaller),
  37       JavaParamRef<jobject>(env, callback));
  38 }
  39
  40 static base::subtle::AtomicWord g_Foo_calledByNative = 0;
  41 static void Java_Foo_calledByNative(JNIEnv* env, jobject callback) {
  42   /* Must call RegisterNativesImpl()  */
  43   CHECK_CLAZZ(env, Foo_clazz(env),
  44       Foo_clazz(env));
  45   jmethodID method_id =
  46       base::android::MethodID::LazyGet<
  47       base::android::MethodID::TYPE_STATIC>(
  48       env, Foo_clazz(env),
  49       "calledByNative",
  50
  51 "("
  52 "Lorg/chromium/foo/Bar$Callback;"
  53 ")"
  54 "V",
  55       &g_Foo_calledByNative);
  56
  57      env->CallStaticVoidMethod(Foo_clazz(env),
  58           method_id, callback);
  59   jni_generator::CheckException(env);
  60
  61 }
  62
  63 // Step 3: RegisterNatives.
  64
  65 static const JNINativeMethod kMethodsFoo[] = {
  66     { "nativeDoSomething",
  67 "("
  68 "Lorg/chromium/foo/Bar$Callback;"
  69 ")"
  70 "V", reinterpret_cast<void*>(Java_org_chromium_foo_Foo_nativeDoSomething) },
  71 };
  72
  73 static bool RegisterNativesImpl(JNIEnv* env) {
  74
  75   g_Foo_clazz = reinterpret_cast<jclass>(env->NewGlobalRef(
  76       base::android::GetClass(env, kFooClassPath).obj()));
  77
  78   const int kMethodsFooSize = arraysize(kMethodsFoo);
  79
  80   if (env->RegisterNatives(Foo_clazz(env),
  81                            kMethodsFoo,
  82                            kMethodsFooSize) < 0) {
  83     jni_generator::HandleRegistrationError(
  84         env, Foo_clazz(env), __FILE__);
  85     return false;
  86   }
  87
  88   return true;
  89 }
  90
  91 #endif  // org_chromium_foo_Foo_JNI