Support for onbufferedamountlow

talk/app/webrtc/java/jni/peerconnection_jni.cc

 /*
  * libjingle
  * Copyright 2013 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 541 matching lines @@
 };
 
 // Adapter for a Java DataChannel$Observer presenting a C++ DataChannelObserver
 // and dispatching the callback from C++ back to Java.
 class DataChannelObserverWrapper : public DataChannelObserver {
  public:
   DataChannelObserverWrapper(JNIEnv* jni, jobject j_observer)
       : j_observer_global_(jni, j_observer),
         j_observer_class_(jni, GetObjectClass(jni, j_observer)),
         j_buffer_class_(jni, FindClass(jni, "org/webrtc/DataChannel$Buffer")),
-        j_on_state_change_mid_(GetMethodID(jni, *j_observer_class_,
-                                           "onStateChange", "()V")),
+        j_on_buffered_amount_change_mid_(GetMethodID(
+            jni, *j_observer_class_, "onBufferedAmountChange", "(J)V")),
+        j_on_state_change_mid_(
+            GetMethodID(jni, *j_observer_class_, "onStateChange", "()V")),
         j_on_message_mid_(GetMethodID(jni, *j_observer_class_, "onMessage",
                                       "(Lorg/webrtc/DataChannel$Buffer;)V")),
-        j_buffer_ctor_(GetMethodID(jni, *j_buffer_class_,
-                                   "<init>", "(Ljava/nio/ByteBuffer;Z)V")) {
-  }
+        j_buffer_ctor_(GetMethodID(jni, *j_buffer_class_, "<init>",
+                                   "(Ljava/nio/ByteBuffer;Z)V")) {}
 
   virtual ~DataChannelObserverWrapper() {}
 
+  void OnBufferedAmountChange(uint64 previous_amount) override {
+    ScopedLocalRefFrame local_ref_frame(jni());
+    jni()->CallVoidMethod(*j_observer_global_, j_on_buffered_amount_change_mid_,
+                          previous_amount);
+    CHECK_EXCEPTION(jni()) << "error during CallVoidMethod";
+  }
+
   void OnStateChange() override {
     ScopedLocalRefFrame local_ref_frame(jni());
     jni()->CallVoidMethod(*j_observer_global_, j_on_state_change_mid_);
     CHECK_EXCEPTION(jni()) << "error during CallVoidMethod";
   }
 
   void OnMessage(const DataBuffer& buffer) override {
     ScopedLocalRefFrame local_ref_frame(jni());
     jobject byte_buffer = jni()->NewDirectByteBuffer(
         const_cast<char*>(buffer.data.data<char>()), buffer.data.size());
     jobject j_buffer = jni()->NewObject(*j_buffer_class_, j_buffer_ctor_,
                                         byte_buffer, buffer.binary);
     jni()->CallVoidMethod(*j_observer_global_, j_on_message_mid_, j_buffer);
     CHECK_EXCEPTION(jni()) << "error during CallVoidMethod";
   }
 
  private:
   JNIEnv* jni() {
     return AttachCurrentThreadIfNeeded();
   }
 
   const ScopedGlobalRef<jobject> j_observer_global_;
   const ScopedGlobalRef<jclass> j_observer_class_;
   const ScopedGlobalRef<jclass> j_buffer_class_;
+  const jmethodID j_on_buffered_amount_change_mid_;
   const jmethodID j_on_state_change_mid_;
   const jmethodID j_on_message_mid_;
   const jmethodID j_buffer_ctor_;
 };
 
 // Adapter for a Java StatsObserver presenting a C++ StatsObserver and
 // dispatching the callback from C++ back to Java.
 class StatsObserverWrapper : public StatsObserver {
  public:
   StatsObserverWrapper(JNIEnv* jni, jobject j_observer)
@@ skipping 1070 matching lines @@
 }
 
 JOW(void, VideoTrack_nativeRemoveRenderer)(
     JNIEnv* jni, jclass,
     jlong j_video_track_pointer, jlong j_renderer_pointer) {
   reinterpret_cast<VideoTrackInterface*>(j_video_track_pointer)->RemoveRenderer(
       reinterpret_cast<VideoRendererInterface*>(j_renderer_pointer));
 }
 
 }  // namespace webrtc_jni