Adds checkstyle to CI (#7442)

* adds checkstyle to CI

* fixed gradlew path

* resolved testapp checkstyle violations

* added back mapboxMap variable for test

* checkstyle annotations

* checkstyle SDK round 1

* maps package checkstyle

* rest of SDK checkstyle

* checkstyle gesture library

* checkstyle test

* finished rest of test checkstyle

* resolved all checkstyle errors

* fixed class name

* removed old test file

* fixed camera postion test

* fixed native crash

1 files changed, 65 insertions, 64 deletions

diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/net/ConnectivityReceiver.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/net/ConnectivityReceiver.java
index 7278cdd673..63d9254306 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/net/ConnectivityReceiver.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/net/ConnectivityReceiver.java
@@ -7,6 +7,7 @@ import android.content.IntentFilter;
 import android.net.ConnectivityManager;
 import android.net.NetworkInfo;
 import android.support.annotation.NonNull;
+
 import timber.log.Timber;
 
 import com.mapbox.mapboxsdk.MapboxAccountManager;
@@ -19,77 +20,77 @@ import java.util.concurrent.CopyOnWriteArrayList;
  * Not public api.
  */
 public class ConnectivityReceiver extends BroadcastReceiver {
-    private static ConnectivityReceiver INSTANCE;
-
-    /**
-     * Get or create the singleton instance
-     */
-    public static synchronized ConnectivityReceiver instance(Context context) {
-        if (INSTANCE == null) {
-            //Register new instance
-            INSTANCE = new ConnectivityReceiver();
-            context.registerReceiver(INSTANCE, new IntentFilter("android.net.conn.CONNECTIVITY_CHANGE"));
-
-            //Add default listeners
-            INSTANCE.addListener(new NativeConnectivityListener());
-        }
-
-        return INSTANCE;
+  private static ConnectivityReceiver INSTANCE;
+
+  /**
+   * Get or create the singleton instance
+   */
+  public static synchronized ConnectivityReceiver instance(Context context) {
+    if (INSTANCE == null) {
+      //Register new instance
+      INSTANCE = new ConnectivityReceiver();
+      context.registerReceiver(INSTANCE, new IntentFilter("android.net.conn.CONNECTIVITY_CHANGE"));
+
+      //Add default listeners
+      INSTANCE.addListener(new NativeConnectivityListener());
     }
 
-    private List<ConnectivityListener> listeners = new CopyOnWriteArrayList<>();
+    return INSTANCE;
+  }
 
-    private ConnectivityReceiver() {
-    }
+  private List<ConnectivityListener> listeners = new CopyOnWriteArrayList<>();
 
-    /**
-     * @see BroadcastReceiver#onReceive(Context, Intent)
-     */
-    @Override
-    public void onReceive(Context context, Intent intent) {
-        boolean connected = isConnected(context);
-        Timber.v("Connected: " + connected);
-
-        //Loop over listeners
-        for (ConnectivityListener listener : listeners) {
-            listener.onNetworkStateChanged(connected);
-        }
-    }
+  private ConnectivityReceiver() {
+  }
 
-    /**
-     * Add a listener to be notified
-     *
-     * @param listener the listener to add
-     */
-    public void addListener(@NonNull ConnectivityListener listener) {
-        listeners.add(listener);
-    }
+  /**
+   * @see BroadcastReceiver#onReceive(Context, Intent)
+   */
+  @Override
+  public void onReceive(Context context, Intent intent) {
+    boolean connected = isConnected(context);
+    Timber.v("Connected: " + connected);
 
-    /**
-     * Remove a listener
-     *
-     * @param listener the listener to remove
-     */
-    public void removeListener(@NonNull ConnectivityListener listener) {
-        listeners.remove(listener);
+    //Loop over listeners
+    for (ConnectivityListener listener : listeners) {
+      listener.onNetworkStateChanged(connected);
     }
-
-    /**
-     * Get current connectivity state
-     *
-     * @param context current Context
-     * @return true if connected
-     */
-    public boolean isConnected(Context context) {
-        Boolean connected = MapboxAccountManager.getInstance().isConnected();
-        if (connected != null) {
-            // Connectivity state overridden by app
-            return connected;
-        }
-
-        ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
-        NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
-        return (activeNetwork != null && activeNetwork.isConnected());
+  }
+
+  /**
+   * Add a listener to be notified
+   *
+   * @param listener the listener to add
+   */
+  public void addListener(@NonNull ConnectivityListener listener) {
+    listeners.add(listener);
+  }
+
+  /**
+   * Remove a listener
+   *
+   * @param listener the listener to remove
+   */
+  public void removeListener(@NonNull ConnectivityListener listener) {
+    listeners.remove(listener);
+  }
+
+  /**
+   * Get current connectivity state
+   *
+   * @param context current Context
+   * @return true if connected
+   */
+  public boolean isConnected(Context context) {
+    Boolean connected = MapboxAccountManager.getInstance().isConnected();
+    if (connected != null) {
+      // Connectivity state overridden by app
+      return connected;
     }
 
+    ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
+    NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
+    return (activeNetwork != null && activeNetwork.isConnected());
+  }
+
 }