Revert "Remove incomplete media router API."

This CL has broken all builds on mnc-dev.
Reverting until Jeff can take a look at it.

This reverts commit 2e5a2051de54e64612e1357d4534c7ec851aa508.

Change-Id: Ib9b3569bfebdc7bbfbcb7aee82733b93736c5bb5

5 files changed, 412 insertions, 0 deletions

diff --git a/tests/OneMedia/Android.mk b/tests/OneMedia/Android.mk
index 9fc6403..b7d7f98 100644
--- a/tests/OneMedia/Android.mk
+++ b/tests/OneMedia/Android.mk
@@ -9,6 +9,9 @@ LOCAL_SRC_FILES := $(call all-subdir-java-files) \
 LOCAL_PACKAGE_NAME := OneMedia
 LOCAL_CERTIFICATE := platform
 
+LOCAL_STATIC_JAVA_LIBRARIES := \
+    android-support-media-protocols
+
 LOCAL_JAVA_LIBRARIES += org.apache.http.legacy
 
 LOCAL_PROGUARD_ENABLED := disabled
diff --git a/tests/OneMedia/AndroidManifest.xml b/tests/OneMedia/AndroidManifest.xml
index c6824ec..ef3fad5 100644
--- a/tests/OneMedia/AndroidManifest.xml
+++ b/tests/OneMedia/AndroidManifest.xml
@@ -27,6 +27,15 @@
             android:name="com.android.onemedia.OnePlayerService"
             android:exported="true"
             android:process="com.android.onemedia.service" />
+        <service
+            android:name=".provider.OneMediaRouteProvider"
+            android:permission="android.permission.BIND_MEDIA_ROUTE_SERVICE"
+            android:exported="true"
+            android:process="com.android.onemedia.provider">
+            <intent-filter>
+                <action android:name="android.media.routing.MediaRouteService" />
+            </intent-filter>
+          </service>
     </application>
 
 </manifest>
diff --git a/tests/OneMedia/src/com/android/onemedia/PlayerSession.java b/tests/OneMedia/src/com/android/onemedia/PlayerSession.java
index 2455c9c..141a209 100644
--- a/tests/OneMedia/src/com/android/onemedia/PlayerSession.java
+++ b/tests/OneMedia/src/com/android/onemedia/PlayerSession.java
@@ -19,17 +19,25 @@ import android.content.Context;
 import android.content.Intent;
 import android.graphics.Bitmap;
 import android.media.MediaMetadata;
+import android.media.routing.MediaRouteSelector;
+import android.media.routing.MediaRouter;
+import android.media.routing.MediaRouter.ConnectionRequest;
+import android.media.routing.MediaRouter.DestinationInfo;
+import android.media.routing.MediaRouter.RouteInfo;
 import android.media.session.MediaSession;
 import android.media.session.MediaSession.QueueItem;
 import android.media.session.MediaSessionManager;
 import android.media.session.PlaybackState;
 import android.os.Bundle;
+import android.support.media.protocols.MediaPlayerProtocol;
+import android.support.media.protocols.MediaPlayerProtocol.MediaStatus;
 import android.os.RemoteException;
 import android.os.SystemClock;
 import android.util.Log;
 import android.view.KeyEvent;
 
 import com.android.onemedia.playback.LocalRenderer;
+import com.android.onemedia.playback.OneMRPRenderer;
 import com.android.onemedia.playback.Renderer;
 import com.android.onemedia.playback.RequestUtils;
 
@@ -40,6 +48,7 @@ public class PlayerSession {
     private static final String TAG = "PlayerSession";
 
     protected MediaSession mSession;
+    protected MediaRouter mRouter;
     protected Context mContext;
     protected Renderer mRenderer;
     protected MediaSession.Callback mCallback;
@@ -75,11 +84,22 @@ public class PlayerSession {
                 .getSystemService(Context.MEDIA_SESSION_SERVICE);
         Log.d(TAG, "Creating session for package " + mContext.getBasePackageName());
 
+        mRouter = new MediaRouter(mContext);
+        mRouter.addSelector(new MediaRouteSelector.Builder()
+                .addRequiredProtocol(MediaPlayerProtocol.class)
+                .build());
+        mRouter.addSelector(new MediaRouteSelector.Builder()
+                .setRequiredFeatures(MediaRouter.ROUTE_FEATURE_LIVE_AUDIO)
+                .setOptionalFeatures(MediaRouter.ROUTE_FEATURE_LIVE_VIDEO)
+                .build());
+        mRouter.setRoutingCallback(new RoutingCallback(), null);
+
         mSession = new MediaSession(mContext, "OneMedia");
         mSession.setCallback(mCallback);
         mSession.setPlaybackState(mPlaybackState);
         mSession.setFlags(MediaSession.FLAG_HANDLES_TRANSPORT_CONTROLS
                 | MediaSession.FLAG_HANDLES_MEDIA_BUTTONS);
+        mSession.setMediaRouter(mRouter);
         mSession.setActive(true);
         updateMetadata();
     }
@@ -97,6 +117,10 @@ public class PlayerSession {
             mSession.release();
             mSession = null;
         }
+        if (mRouter != null) {
+            mRouter.release();
+            mRouter = null;
+        }
     }
 
     public void setListener(Listener listener) {
@@ -254,4 +278,63 @@ public class PlayerSession {
             mRenderer.onPause();
         }
     }
+
+    private class RoutingCallback extends MediaRouter.RoutingCallback {
+        @Override
+        public void onConnectionStateChanged(int state) {
+            if (state == MediaRouter.CONNECTION_STATE_CONNECTING) {
+                if (mRenderer != null) {
+                    mRenderer.onStop();
+                }
+                mRenderer = null;
+                updateState(PlaybackState.STATE_CONNECTING);
+                return;
+            }
+
+            MediaRouter.ConnectionInfo connection = mRouter.getConnection();
+            if (connection != null) {
+                MediaPlayerProtocol protocol =
+                        connection.getProtocolObject(MediaPlayerProtocol.class);
+                if (protocol != null) {
+                    Log.d(TAG, "Connected to route using media player protocol");
+
+                    protocol.setCallback(new PlayerCallback(), null);
+                    mRenderer = new OneMRPRenderer(protocol);
+                    updateState(PlaybackState.STATE_NONE);
+                    return;
+                }
+            }
+
+            // Use local route
+            mRenderer = new LocalRenderer(mContext, null);
+            mRenderer.registerListener(mRenderListener);
+            updateState(PlaybackState.STATE_NONE);
+        }
+    }
+
+    private class PlayerCallback extends MediaPlayerProtocol.Callback {
+        @Override
+        public void onStatusUpdated(MediaStatus status, Bundle extras) {
+            if (status != null) {
+                Log.d(TAG, "Received status update: " + status.toBundle());
+                switch (status.getPlayerState()) {
+                    case MediaStatus.PLAYER_STATE_BUFFERING:
+                        updateState(PlaybackState.STATE_BUFFERING);
+                        break;
+                    case MediaStatus.PLAYER_STATE_IDLE:
+                        updateState(PlaybackState.STATE_STOPPED);
+                        break;
+                    case MediaStatus.PLAYER_STATE_PAUSED:
+                        updateState(PlaybackState.STATE_PAUSED);
+                        break;
+                    case MediaStatus.PLAYER_STATE_PLAYING:
+                        updateState(PlaybackState.STATE_PLAYING);
+                        break;
+                    case MediaStatus.PLAYER_STATE_UNKNOWN:
+                        updateState(PlaybackState.STATE_NONE);
+                        break;
+                }
+            }
+        }
+    }
 }
diff --git a/tests/OneMedia/src/com/android/onemedia/playback/OneMRPRenderer.java b/tests/OneMedia/src/com/android/onemedia/playback/OneMRPRenderer.java
new file mode 100644
index 0000000..55eb92c
--- /dev/null
+++ b/tests/OneMedia/src/com/android/onemedia/playback/OneMRPRenderer.java
@@ -0,0 +1,47 @@
+package com.android.onemedia.playback;
+
+import android.os.Bundle;
+import android.support.media.protocols.MediaPlayerProtocol;
+import android.support.media.protocols.MediaPlayerProtocol.MediaInfo;
+
+/**
+ * Renderer for communicating with the OneMRP route
+ */
+public class OneMRPRenderer extends Renderer {
+    private final MediaPlayerProtocol mProtocol;
+
+    public OneMRPRenderer(MediaPlayerProtocol protocol) {
+        super(null, null);
+        mProtocol = protocol;
+    }
+
+    @Override
+    public void setContent(Bundle request) {
+        MediaInfo mediaInfo = new MediaInfo(request.getString(RequestUtils.EXTRA_KEY_SOURCE),
+                MediaInfo.STREAM_TYPE_BUFFERED, "audio/mp3");
+        mProtocol.load(mediaInfo, true, 0, null);
+    }
+
+    @Override
+    public boolean onStop() {
+        mProtocol.stop(null);
+        return true;
+    }
+
+    @Override
+    public boolean onPlay() {
+        mProtocol.play(null);
+        return true;
+    }
+
+    @Override
+    public boolean onPause() {
+        mProtocol.pause(null);
+        return true;
+    }
+
+    @Override
+    public long getSeekPosition() {
+        return -1;
+    }
+}
diff --git a/tests/OneMedia/src/com/android/onemedia/provider/OneMediaRouteProvider.java b/tests/OneMedia/src/com/android/onemedia/provider/OneMediaRouteProvider.java
new file mode 100644
index 0000000..5845e48
--- /dev/null
+++ b/tests/OneMedia/src/com/android/onemedia/provider/OneMediaRouteProvider.java
@@ -0,0 +1,270 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.onemedia.provider;
+
+import android.media.routing.MediaRouteSelector;
+import android.media.routing.MediaRouteService;
+import android.media.routing.MediaRouter.ConnectionInfo;
+import android.media.routing.MediaRouter.ConnectionRequest;
+import android.media.routing.MediaRouter.DestinationInfo;
+import android.media.routing.MediaRouter.DiscoveryRequest;
+import android.media.routing.MediaRouter.RouteInfo;
+import android.media.session.PlaybackState;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.Process;
+import android.support.media.protocols.MediaPlayerProtocol;
+import android.support.media.protocols.MediaPlayerProtocol.MediaInfo;
+import android.support.media.protocols.MediaPlayerProtocol.MediaStatus;
+import android.os.Looper;
+import android.os.ResultReceiver;
+import android.os.SystemClock;
+import android.util.Log;
+
+import com.android.onemedia.playback.LocalRenderer;
+import com.android.onemedia.playback.Renderer;
+import com.android.onemedia.playback.RequestUtils;
+
+import java.util.ArrayList;
+
+/**
+ * Test of MediaRouteProvider. Show a dummy provider with a simple interface for
+ * playing music.
+ */
+public class OneMediaRouteProvider extends MediaRouteService {
+    private static final String TAG = "OneMRP";
+    private static final boolean DEBUG = true;
+
+    private static final String TEST_DESTINATION_ID = "testDestination";
+    private static final String TEST_ROUTE_ID = "testRoute";
+
+    private Renderer mRenderer;
+    private RenderListener mRenderListener;
+    private PlaybackState mPlaybackState;
+    private Handler mHandler;
+
+    private OneStub mStub;
+
+    @Override
+    public void onCreate() {
+        mHandler = new Handler();
+        mRenderer = new LocalRenderer(this, null);
+        mRenderListener = new RenderListener();
+        PlaybackState.Builder bob = new PlaybackState.Builder();
+        bob.setActions(PlaybackState.ACTION_PAUSE | PlaybackState.ACTION_PLAY);
+        mPlaybackState = bob.build();
+
+        mRenderer.registerListener(mRenderListener);
+    }
+
+    @Override
+    public ClientSession onCreateClientSession(ClientInfo client) {
+        if (client.getUid() != Process.myUid()) {
+            // for testing purposes, only allow connections from this application
+            // since this provider is not fully featured
+            return null;
+        }
+        return new OneSession(client);
+    }
+
+    private final class OneSession extends ClientSession {
+        private final ClientInfo mClient;
+
+        public OneSession(ClientInfo client) {
+            mClient = client;
+        }
+
+        @Override
+        public boolean onStartDiscovery(DiscoveryRequest req, DiscoveryCallback callback) {
+            for (MediaRouteSelector selector : req.getSelectors()) {
+                if (isMatch(selector)) {
+                    DestinationInfo destination = new DestinationInfo.Builder(
+                            TEST_DESTINATION_ID, getServiceMetadata(), "OneMedia")
+                            .setDescription("Test route from OneMedia app.")
+                            .build();
+                    ArrayList<RouteInfo> routes = new ArrayList<RouteInfo>();
+                    routes.add(new RouteInfo.Builder(
+                            TEST_ROUTE_ID, destination, selector).build());
+                    callback.onDestinationFound(destination, routes);
+                    return true;
+                }
+            }
+            return false;
+        }
+
+        @Override
+        public void onStopDiscovery() {
+        }
+
+        @Override
+        public boolean onConnect(ConnectionRequest req, ConnectionCallback callback) {
+            if (req.getRoute().getId().equals(TEST_ROUTE_ID)) {
+                mStub = new OneStub();
+                ConnectionInfo connection = new ConnectionInfo.Builder(req.getRoute())
+                        .setProtocolStub(MediaPlayerProtocol.class, mStub)
+                        .build();
+                callback.onConnected(connection);
+                return true;
+            }
+            return false;
+        }
+
+        @Override
+        public void onDisconnect() {
+            mStub = null;
+        }
+
+        private boolean isMatch(MediaRouteSelector selector) {
+            if (!selector.containsProtocol(MediaPlayerProtocol.class)) {
+                return false;
+            }
+            for (String protocol : selector.getRequiredProtocols()) {
+                if (!protocol.equals(MediaPlayerProtocol.class.getName())) {
+                    return false;
+                }
+            }
+            return true;
+        }
+    }
+
+    private final class OneStub extends MediaPlayerProtocol.Stub {
+        MediaInfo mMediaInfo;
+
+        public OneStub() {
+            super(mHandler);
+        }
+
+        @Override
+        public void onLoad(MediaInfo mediaInfo, boolean autoplay, long playPosition,
+                Bundle extras) {
+            if (DEBUG) {
+                Log.d(TAG, "Attempting to play " + mediaInfo.getContentId());
+            }
+            // look up the route and send a play command to it
+            mMediaInfo = mediaInfo;
+            Bundle bundle = new Bundle();
+            bundle.putString(RequestUtils.EXTRA_KEY_SOURCE, mediaInfo.getContentId());
+            mRenderer.setContent(bundle);
+        }
+
+        @Override
+        public void onPlay(Bundle extras) {
+            mRenderer.onPlay();
+        }
+
+        @Override
+        public void onPause(Bundle extras) {
+            mRenderer.onPause();
+        }
+    }
+
+    private class RenderListener implements Renderer.Listener {
+
+        @Override
+        public void onError(int type, int extra, Bundle extras, Throwable error) {
+            Log.d(TAG, "Sending onError with type " + type + " and extra " + extra);
+            sendStatusUpdate(PlaybackState.STATE_ERROR);
+        }
+
+        @Override
+        public void onStateChanged(int newState) {
+            long position = -1;
+            if (mRenderer != null) {
+                position = mRenderer.getSeekPosition();
+            }
+            int pbState;
+            float rate = 0;
+            String errorMsg = null;
+            switch (newState) {
+                case Renderer.STATE_ENDED:
+                case Renderer.STATE_STOPPED:
+                    pbState = PlaybackState.STATE_STOPPED;
+                    break;
+                case Renderer.STATE_INIT:
+                case Renderer.STATE_PREPARING:
+                    pbState = PlaybackState.STATE_BUFFERING;
+                    break;
+                case Renderer.STATE_ERROR:
+                    pbState = PlaybackState.STATE_ERROR;
+                    break;
+                case Renderer.STATE_PAUSED:
+                    pbState = PlaybackState.STATE_PAUSED;
+                    break;
+                case Renderer.STATE_PLAYING:
+                    pbState = PlaybackState.STATE_PLAYING;
+                    rate = 1;
+                    break;
+                default:
+                    pbState = PlaybackState.STATE_ERROR;
+                    errorMsg = "unknown state";
+                    break;
+            }
+            PlaybackState.Builder bob = new PlaybackState.Builder(mPlaybackState);
+            bob.setState(pbState, position, rate, SystemClock.elapsedRealtime());
+            bob.setErrorMessage(errorMsg);
+            mPlaybackState = bob.build();
+
+            sendStatusUpdate(mPlaybackState.getState());
+        }
+
+        @Override
+        public void onBufferingUpdate(int percent) {
+        }
+
+        @Override
+        public void onFocusLost() {
+            Log.d(TAG, "Focus lost, pausing");
+            // Don't update state here, we'll get a separate call to
+            // onStateChanged when it pauses
+            mRenderer.onPause();
+        }
+
+        @Override
+        public void onNextStarted() {
+        }
+
+        private void sendStatusUpdate(int state) {
+            if (mStub != null) {
+                MediaStatus status = new MediaStatus(1, mStub.mMediaInfo);
+                switch (state) {
+                    case PlaybackState.STATE_BUFFERING:
+                    case PlaybackState.STATE_FAST_FORWARDING:
+                    case PlaybackState.STATE_REWINDING:
+                    case PlaybackState.STATE_SKIPPING_TO_NEXT:
+                    case PlaybackState.STATE_SKIPPING_TO_PREVIOUS:
+                        status.setPlayerState(MediaStatus.PLAYER_STATE_BUFFERING);
+                        break;
+                    case PlaybackState.STATE_CONNECTING:
+                    case PlaybackState.STATE_STOPPED:
+                        status.setPlayerState(MediaStatus.PLAYER_STATE_IDLE);
+                        break;
+                    case PlaybackState.STATE_PAUSED:
+                        status.setPlayerState(MediaStatus.PLAYER_STATE_PAUSED);
+                        break;
+                    case PlaybackState.STATE_PLAYING:
+                        status.setPlayerState(MediaStatus.PLAYER_STATE_PLAYING);
+                        break;
+                    case PlaybackState.STATE_NONE:
+                    case PlaybackState.STATE_ERROR:
+                    default:
+                        status.setPlayerState(MediaStatus.PLAYER_STATE_UNKNOWN);
+                        break;
+                }
+                mStub.sendStatusUpdatedEvent(status, null);
+            }
+        }
+    }
+}