1 files changed, 31 insertions, 0 deletions
diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/TrackWrapper.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/TrackWrapper.java
new file mode 100644
index 000000000..4e2952127
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/TrackWrapper.java
@@ -0,0 +1,31 @@
+package eu.siacs.conversations.xmpp.jingle;
+
+import com.google.common.base.Optional;
+import com.google.common.base.Preconditions;
+
+import org.webrtc.MediaStreamTrack;
+import org.webrtc.PeerConnection;
+import org.webrtc.RtpSender;
+
+class TrackWrapper<T extends MediaStreamTrack> {
+    private final T track;
+    private final RtpSender rtpSender;
+
+    private TrackWrapper(final T track, final RtpSender rtpSender) {
+        Preconditions.checkNotNull(track);
+        Preconditions.checkNotNull(rtpSender);
+        this.track = track;
+        this.rtpSender = rtpSender;
+    }
+
+    public static <T extends MediaStreamTrack> TrackWrapper<T> addTrack(
+            final PeerConnection peerConnection, final T mediaStreamTrack) {
+        final RtpSender rtpSender = peerConnection.addTrack(mediaStreamTrack);
+        return new TrackWrapper<>(mediaStreamTrack, rtpSender);
+    }
+
+    public static <T extends MediaStreamTrack> Optional<T> get(
+            final TrackWrapper<T> trackWrapper) {
+        return trackWrapper == null ? Optional.absent() : Optional.of(trackWrapper.track);
+    }
+}