Fixed style issues from lint and got rid of unused fields.

BUG=
R=jiayl@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/41379004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@7995 4adac7df-926f-26a2-2b94-8c16560cd09d

talk/examples/android/src/org/appspot/apprtc/AppRTCClient.java

@@ -106,7 +106,7 @@ public interface AppRTCClient {
   /**
    * Callback interface for messages delivered on signaling channel.
    *
-   * Methods are guaranteed to be invoked on the UI thread of |activity|.
+   * <p>Methods are guaranteed to be invoked on the UI thread of |activity|.
    */
   public static interface SignalingEvents {
     /**

talk/examples/android/src/org/appspot/apprtc/AppRTCProximitySensor.java

@@ -54,11 +54,9 @@ public class AppRTCProximitySensor implements SensorEventListener {
   // the case. Only active when |DEBUG| is set to true.
   private final NonThreadSafe nonThreadSafe = new AppRTCUtils.NonThreadSafe();
 
-  private final Context apprtcContext;
   private final Runnable onSensorStateListener;
   private final SensorManager sensorManager;
   private Sensor proximitySensor = null;
-  private boolean initialized = false;
   private boolean lastStateReportIsNear = false;
 
   /** Construction */
@@ -69,7 +67,6 @@ public class AppRTCProximitySensor implements SensorEventListener {
 
   private AppRTCProximitySensor(Context context, Runnable sensorStateListener) {
     Log.d(TAG, "AppRTCProximitySensor" + AppRTCUtils.getThreadInfo());
-    apprtcContext = context;
     onSensorStateListener = sensorStateListener;
     sensorManager = ((SensorManager) context.getSystemService(
         Context.SENSOR_SERVICE));
@@ -161,8 +158,9 @@ public class AppRTCProximitySensor implements SensorEventListener {
 
   /** Helper method for logging information about the proximity sensor. */
   private void logProximitySensorInfo() {
-    if (proximitySensor == null)
+    if (proximitySensor == null) {
       return;
+    }
     Log.d(TAG, "Proximity sensor: " + "name=" + proximitySensor.getName()
         + ", vendor: " + proximitySensor.getVendor()
         + ", type: " + proximitySensor.getStringType()

talk/examples/android/src/org/appspot/apprtc/RoomParametersFetcher.java

@@ -46,8 +46,10 @@ import java.net.URLConnection;
 import java.util.LinkedList;
 import java.util.Scanner;
 
-// AsyncTask that converts an AppRTC room URL into the set of signaling
-// parameters to use with that room.
+/**
+ * AsyncTask that converts an AppRTC room URL into the set of signaling
+ * parameters to use with that room.
+ */
 public class RoomParametersFetcher
     extends AsyncTask<String, Void, SignalingParameters> {
   private static final String TAG = "RoomRTCClient";

talk/examples/android/src/org/appspot/apprtc/WebSocketChannelClient.java

@@ -136,7 +136,7 @@ public class WebSocketChannelClient {
       ws.sendTextMessage(json.toString());
       state = WebSocketConnectionState.REGISTERED;
       // Send any previously accumulated messages.
-      synchronized(wsSendQueue) {
+      synchronized (wsSendQueue) {
         for (String sendMessage : wsSendQueue) {
           send(sendMessage);
         }
@@ -154,7 +154,7 @@ public class WebSocketChannelClient {
         // Store outgoing messages and send them after websocket client
         // is registered.
         Log.d(TAG, "WS ACC: " + message);
-        synchronized(wsSendQueue) {
+        synchronized (wsSendQueue) {
           wsSendQueue.add(message);
           return;
         }
@@ -194,8 +194,8 @@ public class WebSocketChannelClient {
       state = WebSocketConnectionState.CONNECTED;
     }
     // Close WebSocket in CONNECTED or ERROR states only.
-    if (state == WebSocketConnectionState.CONNECTED ||
-        state == WebSocketConnectionState.ERROR) {
+    if (state == WebSocketConnectionState.CONNECTED
+        || state == WebSocketConnectionState.ERROR) {
       ws.disconnect();
 
       // Send DELETE to http WebSocket server.
@@ -244,8 +244,8 @@ public class WebSocketChannelClient {
     try {
       // Send POST or DELETE request.
       String postUrl = postServerUrl + "/" + roomID + "/" + clientID;
-      Log.d(TAG, "WS " + wsHttpMessage.method + " : " + postUrl + " : " +
-          wsHttpMessage.message);
+      Log.d(TAG, "WS " + wsHttpMessage.method + " : " + postUrl + " : "
+        + wsHttpMessage.message);
       HttpURLConnection connection =
           (HttpURLConnection) new URL(postUrl).openConnection();
       connection.setRequestProperty(
@@ -258,8 +258,8 @@ public class WebSocketChannelClient {
       }
       int responseCode = connection.getResponseCode();
       if (responseCode != 200) {
-        reportError("Non-200 response to " + wsHttpMessage.method + " : " +
-            connection.getHeaderField(null));
+        reportError("Non-200 response to " + wsHttpMessage.method + " : "
+          + connection.getHeaderField(null));
       }
     } catch (IOException e) {
       reportError("WS POST error: " + e.getMessage());
@@ -280,8 +280,8 @@ public class WebSocketChannelClient {
 
     @Override
     public void onClose(WebSocketCloseNotification code, String reason) {
-      Log.d(TAG, "WebSocket connection closed. Code: " + code +
-          ". Reason: " + reason);
+      Log.d(TAG, "WebSocket connection closed. Code: " + code
+        + ". Reason: " + reason);
       uiHandler.post(new Runnable() {
         public void run() {
           if (state != WebSocketConnectionState.CLOSED) {
@@ -298,8 +298,8 @@ public class WebSocketChannelClient {
       final String message = payload;
       uiHandler.post(new Runnable() {
         public void run() {
-          if (state == WebSocketConnectionState.CONNECTED ||
-              state == WebSocketConnectionState.REGISTERED) {
+          if (state == WebSocketConnectionState.CONNECTED
+              || state == WebSocketConnectionState.REGISTERED) {
             events.onWebSocketMessage(message);
           }
         }

talk/examples/android/src/org/appspot/apprtc/WebSocketRTCClient.java

@@ -49,7 +49,7 @@ import org.webrtc.SessionDescription;
  * Negotiates signaling for chatting with apprtc.appspot.com "rooms".
  * Uses the client<->server specifics of the apprtc AppEngine webapp.
  *
- * To use: create an instance of this object (registering a message handler) and
+ * <p>To use: create an instance of this object (registering a message handler) and
  * call connectToRoom().  Once room connection is established
  * onConnectedToRoom() callback with room parameters is invoked.
  * Messages to other party (with local Ice candidates and answer SDP) can
@@ -94,10 +94,10 @@ public class WebSocketRTCClient implements AppRTCClient,
       Log.w(TAG, "No offer SDP in room response.");
     }
     initiator = params.initiator;
-    postMessageUrl = params.roomUrl + "/message/" +
-        params.roomId + "/" + params.clientId;
-    byeMessageUrl = params.roomUrl + "/bye/" +
-        params.roomId + "/" + params.clientId;
+    postMessageUrl = params.roomUrl + "/message/"
+      + params.roomId + "/" + params.clientId;
+    byeMessageUrl = params.roomUrl + "/bye/"
+      + params.roomId + "/" + params.clientId;
     roomState = ConnectionState.CONNECTED;
 
     // Connect to WebSocket server.
@@ -176,8 +176,7 @@ public class WebSocketRTCClient implements AppRTCClient,
         } else {
           reportError("Unexpected WebSocket message: " + msg);
         }
-      }
-      else {
+      } else {
         if (errorText != null && errorText.length() > 0) {
           reportError("WebSocket error message: " + errorText);
         } else {
@@ -370,8 +369,8 @@ public class WebSocketRTCClient implements AppRTCClient,
       // Get response.
       int responseCode = connection.getResponseCode();
       if (responseCode != 200) {
-        reportError("Non-200 response to POST: " +
-            connection.getHeaderField(null));
+        reportError("Non-200 response to POST: "
+          + connection.getHeaderField(null));
       }
       InputStream responseStream = connection.getInputStream();
       String response = drainStream(responseStream);