in shell/platform/android/platform_view_android_jni_impl.cc [645:952]
bool RegisterApi(JNIEnv* env) {
static const JNINativeMethod flutter_jni_methods[] = {
// Start of methods from FlutterJNI
{
.name = "nativeAttach",
.signature = "(Lio/flutter/embedding/engine/FlutterJNI;)J",
.fnPtr = reinterpret_cast<void*>(&AttachJNI),
},
{
.name = "nativeDestroy",
.signature = "(J)V",
.fnPtr = reinterpret_cast<void*>(&DestroyJNI),
},
{
.name = "nativeSpawn",
.signature = "(JLjava/lang/String;Ljava/lang/String;Ljava/lang/"
"String;Ljava/util/List;)Lio/flutter/"
"embedding/engine/FlutterJNI;",
.fnPtr = reinterpret_cast<void*>(&SpawnJNI),
},
{
.name = "nativeRunBundleAndSnapshotFromLibrary",
.signature = "(JLjava/lang/String;Ljava/lang/String;"
"Ljava/lang/String;Landroid/content/res/"
"AssetManager;Ljava/util/List;)V",
.fnPtr = reinterpret_cast<void*>(&RunBundleAndSnapshotFromLibrary),
},
{
.name = "nativeDispatchEmptyPlatformMessage",
.signature = "(JLjava/lang/String;I)V",
.fnPtr = reinterpret_cast<void*>(&DispatchEmptyPlatformMessage),
},
{
.name = "nativeCleanupMessageData",
.signature = "(J)V",
.fnPtr = reinterpret_cast<void*>(&CleanupMessageData),
},
{
.name = "nativeDispatchPlatformMessage",
.signature = "(JLjava/lang/String;Ljava/nio/ByteBuffer;II)V",
.fnPtr = reinterpret_cast<void*>(&DispatchPlatformMessage),
},
{
.name = "nativeInvokePlatformMessageResponseCallback",
.signature = "(JILjava/nio/ByteBuffer;I)V",
.fnPtr =
reinterpret_cast<void*>(&InvokePlatformMessageResponseCallback),
},
{
.name = "nativeInvokePlatformMessageEmptyResponseCallback",
.signature = "(JI)V",
.fnPtr = reinterpret_cast<void*>(
&InvokePlatformMessageEmptyResponseCallback),
},
{
.name = "nativeNotifyLowMemoryWarning",
.signature = "(J)V",
.fnPtr = reinterpret_cast<void*>(&NotifyLowMemoryWarning),
},
// Start of methods from FlutterView
{
.name = "nativeGetBitmap",
.signature = "(J)Landroid/graphics/Bitmap;",
.fnPtr = reinterpret_cast<void*>(&GetBitmap),
},
{
.name = "nativeSurfaceCreated",
.signature = "(JLandroid/view/Surface;)V",
.fnPtr = reinterpret_cast<void*>(&SurfaceCreated),
},
{
.name = "nativeSurfaceWindowChanged",
.signature = "(JLandroid/view/Surface;)V",
.fnPtr = reinterpret_cast<void*>(&SurfaceWindowChanged),
},
{
.name = "nativeSurfaceChanged",
.signature = "(JII)V",
.fnPtr = reinterpret_cast<void*>(&SurfaceChanged),
},
{
.name = "nativeSurfaceDestroyed",
.signature = "(J)V",
.fnPtr = reinterpret_cast<void*>(&SurfaceDestroyed),
},
{
.name = "nativeSetViewportMetrics",
.signature = "(JFIIIIIIIIIIIIIII[I[I[I)V",
.fnPtr = reinterpret_cast<void*>(&SetViewportMetrics),
},
{
.name = "nativeDispatchPointerDataPacket",
.signature = "(JLjava/nio/ByteBuffer;I)V",
.fnPtr = reinterpret_cast<void*>(&DispatchPointerDataPacket),
},
{
.name = "nativeDispatchSemanticsAction",
.signature = "(JIILjava/nio/ByteBuffer;I)V",
.fnPtr = reinterpret_cast<void*>(&DispatchSemanticsAction),
},
{
.name = "nativeSetSemanticsEnabled",
.signature = "(JZ)V",
.fnPtr = reinterpret_cast<void*>(&SetSemanticsEnabled),
},
{
.name = "nativeSetAccessibilityFeatures",
.signature = "(JI)V",
.fnPtr = reinterpret_cast<void*>(&SetAccessibilityFeatures),
},
{
.name = "nativeGetIsSoftwareRenderingEnabled",
.signature = "()Z",
.fnPtr = reinterpret_cast<void*>(&GetIsSoftwareRendering),
},
{
.name = "nativeRegisterTexture",
.signature = "(JJLjava/lang/ref/"
"WeakReference;)V",
.fnPtr = reinterpret_cast<void*>(&RegisterTexture),
},
{
.name = "nativeMarkTextureFrameAvailable",
.signature = "(JJ)V",
.fnPtr = reinterpret_cast<void*>(&MarkTextureFrameAvailable),
},
{
.name = "nativeUnregisterTexture",
.signature = "(JJ)V",
.fnPtr = reinterpret_cast<void*>(&UnregisterTexture),
},
// Methods for Dart callback functionality.
{
.name = "nativeLookupCallbackInformation",
.signature = "(J)Lio/flutter/view/FlutterCallbackInformation;",
.fnPtr = reinterpret_cast<void*>(&LookupCallbackInformation),
},
// Start of methods for FlutterTextUtils
{
.name = "nativeFlutterTextUtilsIsEmoji",
.signature = "(I)Z",
.fnPtr = reinterpret_cast<void*>(&FlutterTextUtilsIsEmoji),
},
{
.name = "nativeFlutterTextUtilsIsEmojiModifier",
.signature = "(I)Z",
.fnPtr = reinterpret_cast<void*>(&FlutterTextUtilsIsEmojiModifier),
},
{
.name = "nativeFlutterTextUtilsIsEmojiModifierBase",
.signature = "(I)Z",
.fnPtr =
reinterpret_cast<void*>(&FlutterTextUtilsIsEmojiModifierBase),
},
{
.name = "nativeFlutterTextUtilsIsVariationSelector",
.signature = "(I)Z",
.fnPtr =
reinterpret_cast<void*>(&FlutterTextUtilsIsVariationSelector),
},
{
.name = "nativeFlutterTextUtilsIsRegionalIndicator",
.signature = "(I)Z",
.fnPtr =
reinterpret_cast<void*>(&FlutterTextUtilsIsRegionalIndicator),
},
{
.name = "nativeLoadDartDeferredLibrary",
.signature = "(JI[Ljava/lang/String;)V",
.fnPtr = reinterpret_cast<void*>(&LoadDartDeferredLibrary),
},
{
.name = "nativeUpdateJavaAssetManager",
.signature =
"(JLandroid/content/res/AssetManager;Ljava/lang/String;)V",
.fnPtr = reinterpret_cast<void*>(&UpdateJavaAssetManager),
},
{
.name = "nativeDeferredComponentInstallFailure",
.signature = "(ILjava/lang/String;Z)V",
.fnPtr = reinterpret_cast<void*>(&DeferredComponentInstallFailure),
},
};
if (env->RegisterNatives(g_flutter_jni_class->obj(), flutter_jni_methods,
fml::size(flutter_jni_methods)) != 0) {
FML_LOG(ERROR) << "Failed to RegisterNatives with FlutterJNI";
return false;
}
g_jni_shell_holder_field = env->GetFieldID(
g_flutter_jni_class->obj(), "nativeShellHolderId", "Ljava/lang/Long;");
if (g_jni_shell_holder_field == nullptr) {
FML_LOG(ERROR) << "Could not locate FlutterJNI's nativeShellHolderId field";
return false;
}
g_jni_constructor =
env->GetMethodID(g_flutter_jni_class->obj(), "<init>", "()V");
if (g_jni_constructor == nullptr) {
FML_LOG(ERROR) << "Could not locate FlutterJNI's constructor";
return false;
}
g_long_constructor = env->GetStaticMethodID(g_java_long_class->obj(),
"valueOf", "(J)Ljava/lang/Long;");
if (g_long_constructor == nullptr) {
FML_LOG(ERROR) << "Could not locate Long's constructor";
return false;
}
g_handle_platform_message_method =
env->GetMethodID(g_flutter_jni_class->obj(), "handlePlatformMessage",
"(Ljava/lang/String;Ljava/nio/ByteBuffer;IJ)V");
if (g_handle_platform_message_method == nullptr) {
FML_LOG(ERROR) << "Could not locate handlePlatformMessage method";
return false;
}
g_handle_platform_message_response_method = env->GetMethodID(
g_flutter_jni_class->obj(), "handlePlatformMessageResponse",
"(ILjava/nio/ByteBuffer;)V");
if (g_handle_platform_message_response_method == nullptr) {
FML_LOG(ERROR) << "Could not locate handlePlatformMessageResponse method";
return false;
}
g_update_semantics_method = env->GetMethodID(
g_flutter_jni_class->obj(), "updateSemantics",
"(Ljava/nio/ByteBuffer;[Ljava/lang/String;[Ljava/nio/ByteBuffer;)V");
if (g_update_semantics_method == nullptr) {
FML_LOG(ERROR) << "Could not locate updateSemantics method";
return false;
}
g_update_custom_accessibility_actions_method = env->GetMethodID(
g_flutter_jni_class->obj(), "updateCustomAccessibilityActions",
"(Ljava/nio/ByteBuffer;[Ljava/lang/String;)V");
if (g_update_custom_accessibility_actions_method == nullptr) {
FML_LOG(ERROR)
<< "Could not locate updateCustomAccessibilityActions method";
return false;
}
g_on_first_frame_method =
env->GetMethodID(g_flutter_jni_class->obj(), "onFirstFrame", "()V");
if (g_on_first_frame_method == nullptr) {
FML_LOG(ERROR) << "Could not locate onFirstFrame method";
return false;
}
g_on_engine_restart_method =
env->GetMethodID(g_flutter_jni_class->obj(), "onPreEngineRestart", "()V");
if (g_on_engine_restart_method == nullptr) {
FML_LOG(ERROR) << "Could not locate onEngineRestart method";
return false;
}
g_create_overlay_surface_method =
env->GetMethodID(g_flutter_jni_class->obj(), "createOverlaySurface",
"()Lio/flutter/embedding/engine/FlutterOverlaySurface;");
if (g_create_overlay_surface_method == nullptr) {
FML_LOG(ERROR) << "Could not locate createOverlaySurface method";
return false;
}
g_destroy_overlay_surfaces_method = env->GetMethodID(
g_flutter_jni_class->obj(), "destroyOverlaySurfaces", "()V");
if (g_destroy_overlay_surfaces_method == nullptr) {
FML_LOG(ERROR) << "Could not locate destroyOverlaySurfaces method";
return false;
}
fml::jni::ScopedJavaLocalRef<jclass> overlay_surface_class(
env, env->FindClass("io/flutter/embedding/engine/FlutterOverlaySurface"));
if (overlay_surface_class.is_null()) {
FML_LOG(ERROR) << "Could not locate FlutterOverlaySurface class";
return false;
}
g_overlay_surface_id_method =
env->GetMethodID(overlay_surface_class.obj(), "getId", "()I");
if (g_overlay_surface_id_method == nullptr) {
FML_LOG(ERROR) << "Could not locate FlutterOverlaySurface#getId() method";
return false;
}
g_overlay_surface_surface_method = env->GetMethodID(
overlay_surface_class.obj(), "getSurface", "()Landroid/view/Surface;");
if (g_overlay_surface_surface_method == nullptr) {
FML_LOG(ERROR)
<< "Could not locate FlutterOverlaySurface#getSurface() method";
return false;
}
return true;
}