Move talk/app/webrtc to webrtc/api

talk/app/webrtc/java/android/org/webrtc/NetworkMonitor.java

Index: talk/app/webrtc/java/android/org/webrtc/NetworkMonitor.java
diff --git a/talk/app/webrtc/java/android/org/webrtc/NetworkMonitor.java b/talk/app/webrtc/java/android/org/webrtc/NetworkMonitor.java
deleted file mode 100644
index a075b3689447cfeeaf978a0e6fca3e902f0aff8a..0000000000000000000000000000000000000000
--- a/talk/app/webrtc/java/android/org/webrtc/NetworkMonitor.java
+++ /dev/null
@@ -1,270 +0,0 @@
-/*
- * libjingle
- * Copyright 2015 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,
- *     this list of conditions and the following disclaimer in the documentation
- *     and/or other materials provided with the distribution.
- *  3. The name of the author may not be used to endorse or promote products
- *     derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-package org.webrtc;
-
-import static org.webrtc.NetworkMonitorAutoDetect.ConnectionType;
-import static org.webrtc.NetworkMonitorAutoDetect.INVALID_NET_ID;
-import static org.webrtc.NetworkMonitorAutoDetect.NetworkInformation;
-
-import org.webrtc.Logging;
-
-import android.content.Context;
-
-import java.util.ArrayList;
-import java.util.List;
-
-/**
- * Borrowed from Chromium's src/net/android/java/src/org/chromium/net/NetworkChangeNotifier.java
- *
- * Triggers updates to the underlying network state from OS networking events.
- *
- * WARNING: This class is not thread-safe.
- */
-public class NetworkMonitor {
-  /**
-   * Alerted when the connection type of the network changes.
-   * The alert is fired on the UI thread.
-   */
-  public interface NetworkObserver {
-    public void onConnectionTypeChanged(ConnectionType connectionType);
-  }
-
-  private static final String TAG = "NetworkMonitor";
-  private static NetworkMonitor instance;
-
-  private final Context applicationContext;
-
-  // Native observers of the connection type changes.
-  private final ArrayList<Long> nativeNetworkObservers;
-  // Java observers of the connection type changes.
-  private final ArrayList<NetworkObserver> networkObservers;
-
-  // Object that detects the connection type changes.
-  private NetworkMonitorAutoDetect autoDetector;
-
-  private ConnectionType currentConnectionType = ConnectionType.CONNECTION_UNKNOWN;
-
-  private NetworkMonitor(Context context) {
-    assertIsTrue(context != null);
-    applicationContext =
-        context.getApplicationContext() == null ? context : context.getApplicationContext();
-
-    nativeNetworkObservers = new ArrayList<Long>();
-    networkObservers = new ArrayList<NetworkObserver>();
-  }
-
-  /**
-   * Initializes the singleton once.
-   * Called from the native code.
-   */
-  public static NetworkMonitor init(Context context) {
-    if (!isInitialized()) {
-      instance = new NetworkMonitor(context);
-    }
-    return instance;
-  }
-
-  public static boolean isInitialized() {
-    return instance != null;
-  }
-
-  /**
-   * Returns the singleton instance.
-   */
-  public static NetworkMonitor getInstance() {
-    return instance;
-  }
-
-  /**
-   * Enables auto detection of the current network state based on notifications from the system.
-   * Note that passing true here requires the embedding app have the platform ACCESS_NETWORK_STATE
-   * permission.
-   *
-   * @param shouldAutoDetect true if the NetworkMonitor should listen for system changes in
-   *  network connectivity.
-   */
-  public static void setAutoDetectConnectivityState(boolean shouldAutoDetect) {
-    getInstance().setAutoDetectConnectivityStateInternal(shouldAutoDetect);
-  }
-
-  private static void assertIsTrue(boolean condition) {
-    if (!condition) {
-      throw new AssertionError("Expected to be true");
-    }
-  }
-
-  // Called by the native code.
-  private void startMonitoring(long nativeObserver) {
-    Logging.d(TAG, "Start monitoring from native observer " + nativeObserver);
-    nativeNetworkObservers.add(nativeObserver);
-    setAutoDetectConnectivityStateInternal(true);
-  }
-
-  // Called by the native code.
-  private void stopMonitoring(long nativeObserver) {
-    Logging.d(TAG, "Stop monitoring from native observer " + nativeObserver);
-    setAutoDetectConnectivityStateInternal(false);
-    nativeNetworkObservers.remove(nativeObserver);
-  }
-
-  private ConnectionType getCurrentConnectionType() {
-    return currentConnectionType;
-  }
-
-  private int getCurrentDefaultNetId() {
-    return autoDetector == null ? INVALID_NET_ID : autoDetector.getDefaultNetId();
-  }
-
-  private void destroyAutoDetector() {
-    if (autoDetector != null) {
-      autoDetector.destroy();
-      autoDetector = null;
-    }
-  }
-
-  private void setAutoDetectConnectivityStateInternal(boolean shouldAutoDetect) {
-    if (!shouldAutoDetect) {
-      destroyAutoDetector();
-      return;
-    }
-    if (autoDetector == null) {
-      autoDetector = new NetworkMonitorAutoDetect(
-        new NetworkMonitorAutoDetect.Observer() {
-
-          @Override
-          public void onConnectionTypeChanged(ConnectionType newConnectionType) {
-            updateCurrentConnectionType(newConnectionType);
-          }
-
-          @Override
-          public void onNetworkConnect(NetworkInformation networkInfo) {
-            notifyObserversOfNetworkConnect(networkInfo);
-          }
-
-          @Override
-          public void onNetworkDisconnect(int networkHandle) {
-            notifyObserversOfNetworkDisconnect(networkHandle);
-          }
-        },
-        applicationContext);
-      final NetworkMonitorAutoDetect.NetworkState networkState =
-          autoDetector.getCurrentNetworkState();
-      updateCurrentConnectionType(NetworkMonitorAutoDetect.getConnectionType(networkState));
-      updateActiveNetworkList();
-    }
-  }
-
-  private void updateCurrentConnectionType(ConnectionType newConnectionType) {
-    currentConnectionType = newConnectionType;
-    notifyObserversOfConnectionTypeChange(newConnectionType);
-  }
-
-  /**
-   * Alerts all observers of a connection change.
-   */
-  private void notifyObserversOfConnectionTypeChange(ConnectionType newConnectionType) {
-    for (long nativeObserver : nativeNetworkObservers) {
-      nativeNotifyConnectionTypeChanged(nativeObserver);
-    }
-    for (NetworkObserver observer : networkObservers) {
-      observer.onConnectionTypeChanged(newConnectionType);
-    }
-  }
-
-  private void notifyObserversOfNetworkConnect(NetworkInformation networkInfo) {
-    for (long nativeObserver : nativeNetworkObservers) {
-      nativeNotifyOfNetworkConnect(nativeObserver, networkInfo);
-    }
-  }
-
-  private void notifyObserversOfNetworkDisconnect(int networkHandle) {
-    for (long nativeObserver : nativeNetworkObservers) {
-      nativeNotifyOfNetworkDisconnect(nativeObserver, networkHandle);
-    }
-  }
-
-  private void updateActiveNetworkList() {
-    List<NetworkInformation> networkInfoList = autoDetector.getActiveNetworkList();
-    if (networkInfoList == null || networkInfoList.size() == 0) {
-      return;
-    }
-
-    NetworkInformation[] networkInfos = new NetworkInformation[networkInfoList.size()];
-    networkInfos = networkInfoList.toArray(networkInfos);
-    for (long nativeObserver : nativeNetworkObservers) {
-      nativeNotifyOfActiveNetworkList(nativeObserver, networkInfos);
-    }
-  }
-
-  /**
-   * Adds an observer for any connection type changes.
-   */
-  public static void addNetworkObserver(NetworkObserver observer) {
-    getInstance().addNetworkObserverInternal(observer);
-  }
-
-  private void addNetworkObserverInternal(NetworkObserver observer) {
-    networkObservers.add(observer);
-  }
-
-  /**
-   * Removes an observer for any connection type changes.
-   */
-  public static void removeNetworkObserver(NetworkObserver observer) {
-    getInstance().removeNetworkObserverInternal(observer);
-  }
-
-  private void removeNetworkObserverInternal(NetworkObserver observer) {
-    networkObservers.remove(observer);
-  }
-
-  /**
-   * Checks if there currently is connectivity.
-   */
-  public static boolean isOnline() {
-    ConnectionType connectionType = getInstance().getCurrentConnectionType();
-    return connectionType != ConnectionType.CONNECTION_UNKNOWN
-        && connectionType != ConnectionType.CONNECTION_NONE;
-  }
-
-  private native void nativeNotifyConnectionTypeChanged(long nativePtr);
-  private native void nativeNotifyOfNetworkConnect(long nativePtr, NetworkInformation networkInfo);
-  private native void nativeNotifyOfNetworkDisconnect(long nativePtr, int networkHandle);
-  private native void nativeNotifyOfActiveNetworkList(long nativePtr,
-                                                      NetworkInformation[] networkInfos);
-
-  // For testing only.
-  static void resetInstanceForTests(Context context) {
-    instance = new NetworkMonitor(context);
-  }
-
-  // For testing only.
-  public static NetworkMonitorAutoDetect getAutoDetectorForTest() {
-    return getInstance().autoDetector;
-  }
-}