Chrome on Android: adds jni_generator.

base/android/jni_generator/golden_sample_for_tests_jni.h

+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+
+// This file is autogenerated by
+//     base/android/jni_generator/jni_generator_tests.py
+// For
+//     org/chromium/example/jni_generator/SampleForTests
+
+#ifndef org_chromium_example_jni_generator_SampleForTests_JNI
+#define org_chromium_example_jni_generator_SampleForTests_JNI
+
+#include <jni.h>
+
+#include "base/android/jni_android.h"
+#include "base/android/scoped_java_ref.h"
+#include "base/basictypes.h"
+#include "base/logging.h"
+
+using base::android::ScopedJavaLocalRef;
+
+// Step 1: forward declarations.
+namespace {
+const char* const kInnerClassClassPath =
+    "org/chromium/example/jni_generator/SampleForTests$InnerClass";
+const char* const kSampleForTestsClassPath =
+    "org/chromium/example/jni_generator/SampleForTests";
+// Leaking this JavaRef as we cannot use LazyInstance from some threads.
+base::android::ScopedJavaGlobalRef<jclass>&
+    g_InnerClass_clazz =
+        *(new base::android::ScopedJavaGlobalRef<jclass>());
+// Leaking this JavaRef as we cannot use LazyInstance from some threads.
+base::android::ScopedJavaGlobalRef<jclass>&
+    g_SampleForTests_clazz =
+        *(new base::android::ScopedJavaGlobalRef<jclass>());
+}  // namespace
+
+static jint Init(JNIEnv* env, jobject obj);
+
+
+static jdouble GetDoubleFunction(JNIEnv* env, jobject obj);
+
+
+static jfloat GetFloatFunction(JNIEnv* env, jclass clazz);
+
+
+static void SetNonPODDatatype(JNIEnv* env, jobject obj,
+    jobject rect);
+
+
+static jobject GetNonPODDatatype(JNIEnv* env, jobject obj);
+
+
+static jint InnerFunction(JNIEnv* env, jclass clazz);
+
+
+// Step 2: method stubs.
+static void Destroy(JNIEnv* env, jobject obj,
+    jint nativeCPPClass) {
+  DCHECK(nativeCPPClass) << "Destroy";
+  CPPClass* native = reinterpret_cast<CPPClass*>(nativeCPPClass);
+  return native->Destroy(env, obj);
+}
+
+static jint Method(JNIEnv* env, jobject obj,
+    jint nativeCPPClass) {
+  DCHECK(nativeCPPClass) << "Method";
+  CPPClass* native = reinterpret_cast<CPPClass*>(nativeCPPClass);
+  return native->Method(env, obj);
+}
+
+static jdouble MethodOtherP0(JNIEnv* env, jobject obj,
+    jint nativeCPPClass) {
+  DCHECK(nativeCPPClass) << "MethodOtherP0";
+  cpp_namespace::CPPClass* native =
+      reinterpret_cast<cpp_namespace::CPPClass*>(nativeCPPClass);
+  return native->MethodOtherP0(env, obj);
+}
+
+static jstring InnerMethod(JNIEnv* env, jobject obj,
+    jint nativeCPPClass) {
+  DCHECK(nativeCPPClass) << "InnerMethod";
+  CPPClass* native = reinterpret_cast<CPPClass*>(nativeCPPClass);
+  return native->InnerMethod(env, obj).Release();
+}
+
+
+static jmethodID g_SampleForTests_javaMethod = 0;
+static jint Java_SampleForTests_javaMethod(JNIEnv* env, jobject obj, jint foo,
+    jint bar) {
+  /* Must call RegisterNativesImpl()  */
+  DCHECK(!g_SampleForTests_clazz.is_null());
+  DCHECK(g_SampleForTests_javaMethod);
+  jint ret =
+    env->CallIntMethod(obj,
+      g_SampleForTests_javaMethod, foo, bar);
+  base::android::CheckException(env);
+  return ret;
+}
+
+static jmethodID g_SampleForTests_staticJavaMethod = 0;
+static jboolean Java_SampleForTests_staticJavaMethod(JNIEnv* env) {
+  /* Must call RegisterNativesImpl()  */
+  DCHECK(!g_SampleForTests_clazz.is_null());
+  DCHECK(g_SampleForTests_staticJavaMethod);
+  jboolean ret =
+    env->CallStaticBooleanMethod(g_SampleForTests_clazz.obj(),
+      g_SampleForTests_staticJavaMethod);
+  base::android::CheckException(env);
+  return ret;
+}
+
+static jmethodID g_SampleForTests_packagePrivateJavaMethod = 0;
+static void Java_SampleForTests_packagePrivateJavaMethod(JNIEnv* env, jobject
+    obj) {
+  /* Must call RegisterNativesImpl()  */
+  DCHECK(!g_SampleForTests_clazz.is_null());
+  DCHECK(g_SampleForTests_packagePrivateJavaMethod);
+
+  env->CallVoidMethod(obj,
+      g_SampleForTests_packagePrivateJavaMethod);
+  base::android::CheckException(env);
+
+}
+
+static jmethodID g_SampleForTests_methodThatThrowsException = 0;
+static void Java_SampleForTests_methodThatThrowsException(JNIEnv* env, jobject
+    obj) {
+  /* Must call RegisterNativesImpl()  */
+  DCHECK(!g_SampleForTests_clazz.is_null());
+  DCHECK(g_SampleForTests_methodThatThrowsException);
+
+  env->CallVoidMethod(obj,
+      g_SampleForTests_methodThatThrowsException);
+
+
+}
+
+static jmethodID g_InnerClass_JavaInnerMethod = 0;
+static jfloat Java_InnerClass_JavaInnerMethod(JNIEnv* env, jobject obj) {
+  /* Must call RegisterNativesImpl()  */
+  DCHECK(!g_InnerClass_clazz.is_null());
+  DCHECK(g_InnerClass_JavaInnerMethod);
+  jfloat ret =
+    env->CallFloatMethod(obj,
+      g_InnerClass_JavaInnerMethod);
+  base::android::CheckException(env);
+  return ret;
+}
+
+static jmethodID g_InnerClass_javaInnerFunction = 0;
+static void Java_InnerClass_javaInnerFunction(JNIEnv* env) {
+  /* Must call RegisterNativesImpl()  */
+  DCHECK(!g_InnerClass_clazz.is_null());
+  DCHECK(g_InnerClass_javaInnerFunction);
+
+  env->CallStaticVoidMethod(g_InnerClass_clazz.obj(),
+      g_InnerClass_javaInnerFunction);
+  base::android::CheckException(env);
+
+}
+
+// Step 3: GetMethodIDs and RegisterNatives.
+
+
+static void GetMethodIDsImpl(JNIEnv* env) {
+  g_InnerClass_clazz.Reset(
+      base::android::GetClass(env, kInnerClassClassPath));
+  g_SampleForTests_clazz.Reset(
+      base::android::GetClass(env, kSampleForTestsClassPath));
+  g_SampleForTests_javaMethod = base::android::GetMethodID(
+    env, g_SampleForTests_clazz,
+    "javaMethod",
+
+"("
+"I"
+"I"
+")"
+"I");
+
+  g_SampleForTests_staticJavaMethod = base::android::GetStaticMethodID(
+    env, g_SampleForTests_clazz,
+    "staticJavaMethod",
+
+"("
+")"
+"Z");
+
+  g_SampleForTests_packagePrivateJavaMethod = base::android::GetMethodID(
+    env, g_SampleForTests_clazz,
+    "packagePrivateJavaMethod",
+
+"("
+")"
+"V");
+
+  g_SampleForTests_methodThatThrowsException = base::android::GetMethodID(
+    env, g_SampleForTests_clazz,
+    "methodThatThrowsException",
+
+"("
+")"
+"V");
+
+  g_InnerClass_JavaInnerMethod = base::android::GetMethodID(
+    env, g_InnerClass_clazz,
+    "JavaInnerMethod",
+
+"("
+")"
+"F");
+
+  g_InnerClass_javaInnerFunction = base::android::GetStaticMethodID(
+    env, g_InnerClass_clazz,
+    "javaInnerFunction",
+
+"("
+")"
+"V");
+
+}
+
+static bool RegisterNativesImpl(JNIEnv* env) {
+  GetMethodIDsImpl(env);
+
+  static const JNINativeMethod kMethodsInnerClass[] = {
+    { "nativeInnerFunction",
+"("
+")"
+"I", reinterpret_cast<void*>(InnerFunction) },
+    { "nativeInnerMethod",
+"("
+"I"
+")"
+"Ljava/lang/String;", reinterpret_cast<void*>(InnerMethod) },
+  };
+  const int kMethodsInnerClassSize = arraysize(kMethodsInnerClass);
+
+  if (env->RegisterNatives(g_InnerClass_clazz.obj(),
+                           kMethodsInnerClass,
+                           kMethodsInnerClassSize) < 0) {
+    LOG(ERROR) << "RegisterNatives failed in " << __FILE__;
+    return false;
+  }
+
+  static const JNINativeMethod kMethodsSampleForTests[] = {
+    { "nativeInit",
+"("
+")"
+"I", reinterpret_cast<void*>(Init) },
+    { "nativeDestroy",
+"("
+"I"
+")"
+"V", reinterpret_cast<void*>(Destroy) },
+    { "nativeGetDoubleFunction",
+"("
+")"
+"D", reinterpret_cast<void*>(GetDoubleFunction) },
+    { "nativeGetFloatFunction",
+"("
+")"
+"F", reinterpret_cast<void*>(GetFloatFunction) },
+    { "nativeSetNonPODDatatype",
+"("
+"Landroid/graphics/Rect;"
+")"
+"V", reinterpret_cast<void*>(SetNonPODDatatype) },
+    { "nativeGetNonPODDatatype",
+"("
+")"
+"Ljava/lang/Object;", reinterpret_cast<void*>(GetNonPODDatatype) },
+    { "nativeMethod",
+"("
+"I"
+")"
+"I", reinterpret_cast<void*>(Method) },
+    { "nativeMethodOtherP0",
+"("
+"I"
+")"
+"D", reinterpret_cast<void*>(MethodOtherP0) },
+  };
+  const int kMethodsSampleForTestsSize = arraysize(kMethodsSampleForTests);
+
+  if (env->RegisterNatives(g_SampleForTests_clazz.obj(),
+                           kMethodsSampleForTests,
+                           kMethodsSampleForTestsSize) < 0) {
+    LOG(ERROR) << "RegisterNatives failed in " << __FILE__;
+    return false;
+  }
+
+  return true;
+}
+
+#endif  // org_chromium_example_jni_generator_SampleForTests_JNI