From 4b21258442c0d90fef72c7c5332ced1b8880f0ac Mon Sep 17 00:00:00 2001
From: Adeel Zafar <adeelzafar619@gmail.com>
Date: Sat, 17 Aug 2019 01:56:32 +0500
Subject: [PATCH] Resolve Java warnings

---
 .../org/kiwix/kiwixmobile/webserver/ZimHostActivity.java   | 2 +-
 .../org/kiwix/kiwixmobile/webserver/ZimHostCallbacks.java  | 7 ++++---
 .../kiwix/kiwixmobile/wifi_hotspot/WifiHotspotManager.java | 5 ++---
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/app/src/main/java/org/kiwix/kiwixmobile/webserver/ZimHostActivity.java b/app/src/main/java/org/kiwix/kiwixmobile/webserver/ZimHostActivity.java
index e4aa10767..40c789348 100644
--- a/app/src/main/java/org/kiwix/kiwixmobile/webserver/ZimHostActivity.java
+++ b/app/src/main/java/org/kiwix/kiwixmobile/webserver/ZimHostActivity.java
@@ -505,7 +505,7 @@ public class ZimHostActivity extends BaseActivity implements
         });
   }
 
-  @Override public void onHotspotStateReceived(@Nullable Boolean isHotspotEnabled) {
+  @Override public void onHotspotStateReceived(@NonNull Boolean isHotspotEnabled) {
     if (isHotspotEnabled) //if hotspot is already enabled, turn it off.
     {
       startService(ACTION_TURN_OFF_AFTER_O);
diff --git a/app/src/main/java/org/kiwix/kiwixmobile/webserver/ZimHostCallbacks.java b/app/src/main/java/org/kiwix/kiwixmobile/webserver/ZimHostCallbacks.java
index 586480da3..98b01e735 100644
--- a/app/src/main/java/org/kiwix/kiwixmobile/webserver/ZimHostCallbacks.java
+++ b/app/src/main/java/org/kiwix/kiwixmobile/webserver/ZimHostCallbacks.java
@@ -1,18 +1,19 @@
 package org.kiwix.kiwixmobile.webserver;
 
 import android.net.wifi.WifiConfiguration;
+import androidx.annotation.NonNull;
 
 public interface ZimHostCallbacks {
 
-  void onServerStarted(String ip);
+  void onServerStarted(@NonNull String ip);
 
   void onServerStopped();
 
   void onServerFailedToStart();
 
-  void onHotspotTurnedOn(WifiConfiguration wifiConfiguration);
+  void onHotspotTurnedOn(@NonNull WifiConfiguration wifiConfiguration);
 
   void onHotspotFailedToStart();
 
-  void onHotspotStateReceived(Boolean state);
+  void onHotspotStateReceived(@NonNull Boolean state);
 }
diff --git a/app/src/main/java/org/kiwix/kiwixmobile/wifi_hotspot/WifiHotspotManager.java b/app/src/main/java/org/kiwix/kiwixmobile/wifi_hotspot/WifiHotspotManager.java
index 39eaaf81e..6dda8906c 100644
--- a/app/src/main/java/org/kiwix/kiwixmobile/wifi_hotspot/WifiHotspotManager.java
+++ b/app/src/main/java/org/kiwix/kiwixmobile/wifi_hotspot/WifiHotspotManager.java
@@ -18,13 +18,12 @@ import org.kiwix.kiwixmobile.webserver.ZimHostCallbacks;
 
 public class WifiHotspotManager {
   private final WifiManager wifiManager;
-  private final Context context;
   WifiManager.LocalOnlyHotspotReservation hotspotReservation;
   private static final String TAG = "WifiHotspotManager";
 
   public WifiHotspotManager(@NonNull Context context) {
-    this.context = context;
-    wifiManager = (WifiManager) this.context.getSystemService(Context.WIFI_SERVICE);
+    wifiManager =
+        (WifiManager) context.getApplicationContext().getSystemService(Context.WIFI_SERVICE);
   }
 
   //Workaround to turn on hotspot for Oreo versions