Exposing RtpSenders and RtpReceivers from PeerConnection.

talk/app/webrtc/java/src/org/webrtc/RtpReceiver.java

Index: talk/app/webrtc/java/src/org/webrtc/RtpReceiver.java
diff --git a/talk/app/webrtc/java/src/org/webrtc/CallSessionFileRotatingLogSink.java b/talk/app/webrtc/java/src/org/webrtc/RtpReceiver.java
similarity index 60%
copy from talk/app/webrtc/java/src/org/webrtc/CallSessionFileRotatingLogSink.java
copy to talk/app/webrtc/java/src/org/webrtc/RtpReceiver.java
index f7032a739bdbb24ac93dc000b9a42fb11223cc40..6f0d68890eb077bdfdd17ff190b1d163e9d3c247 100644
--- a/talk/app/webrtc/java/src/org/webrtc/CallSessionFileRotatingLogSink.java
+++ b/talk/app/webrtc/java/src/org/webrtc/RtpReceiver.java
@@ -27,31 +27,35 @@
 
 package org.webrtc;
 
-public class CallSessionFileRotatingLogSink {
-  static {
-    System.loadLibrary("jingle_peerconnection_so");
-  }
-
-  private long nativeSink;
-
-  public static byte[] getLogData(String dirPath) {
-    return nativeGetLogData(dirPath);
-  }
-
-  public CallSessionFileRotatingLogSink(
-      String dirPath, int maxFileSize, Logging.Severity severity) {
-    nativeSink = nativeAddSink(dirPath, maxFileSize, severity.ordinal());
-  }
-
-  public void dispose() {
-    if (nativeSink != 0) {
-      nativeDeleteSink(nativeSink);
-      nativeSink = 0;
+/** Java wrapper for a C++ RtpReceiverInterface. */
+public class RtpReceiver {
+    private final long nativeRtpReceiver;
+
+    public RtpReceiver(long nativeRtpReceiver) {
+        this.nativeRtpReceiver = nativeRtpReceiver;
+    }
+
+    public MediaStreamTrack track() {
+        long track = nativeTrack(nativeRtpReceiver);
+        return track == 0 ? null : new MediaStreamTrack(track);
+    }
+
+    // TODO(deadbeef): Expose mid once it can be guaranteed to uniquely
+    // identify an RtpReceiver.
+//  public String mid() {
+//      return nativeMid(nativeRtpReceiver);
+//  }
+
+    public void dispose() {
+        free(nativeRtpReceiver);
     }
-  }
 
-  private static native long nativeAddSink(
-      String dirPath, int maxFileSize, int severity);
-  private static native void nativeDeleteSink(long nativeSink);
-  private static native byte[] nativeGetLogData(String dirPath);
+    // This should increment the reference count of the track, with the assumption
+    // that a MediaStreamTrack will be created which will release it.
+    private static native long nativeTrack(long nativeRtpReceiver);
+
+    private static native String nativeMid(long nativeRtpReceiver);
+
+    private static native void free(long nativeRtpReceiver);
 }
+;