preparing settings fragment, added new "null" catch for updater"

app/src/main/java/me/brysonsteck/wiimmfiwatcher/MainActivity.java

@@ -6,6 +6,7 @@ import android.net.Uri;
 import android.os.Bundle;
 import android.view.View;
 import android.view.WindowManager;
+import android.widget.Toast;
 
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.room.Room;
@@ -59,6 +60,7 @@ public class MainActivity extends AppCompatActivity {
         super.onStart();
         final String[] newestRelease = {""};
         final boolean[] outdated = {false};
+        final boolean[] failed = {false};
         Thread thread = new Thread() {
             public void run() {
                 Updater updater = new Updater();
@@ -68,6 +70,10 @@ public class MainActivity extends AppCompatActivity {
                     System.out.println("\tA newer version of Wiimmfi Watcher is available! (" + updater.getNewestRelease() + ")");
                     System.out.println("\tView the release notes and the source code here: " + updater.getGithubRelease());
                     System.out.println("\t---------------------------------------------------------------");
+                } else if (updater.hasFailed()) {
+                    System.out.println("---------------------------------------------------------------");
+                    System.out.println("\t\t An error has occurred while getting information from the update server.");
+                    System.out.println("\t\t---------------------------------------------------------------");
                 } else {
                     System.out.println("---------------------------------------------------------------");
                     System.out.println("\t\t" + updater.getNewestRelease() + " is the latest release of Wiimmfi Watcher.");
@@ -75,6 +81,7 @@ public class MainActivity extends AppCompatActivity {
                 }
                 newestRelease[0] = updater.getNewestRelease();
                 outdated[0] = updater.isOutdated();
+                failed[0] = updater.hasFailed();
             }
         };
         thread.start();
@@ -105,6 +112,9 @@ public class MainActivity extends AppCompatActivity {
                         }
                     })
                     .show();
+        } else if (failed[0] && !shownUpdate) {
+            shownUpdate = true;
+            Toast.makeText(this, "An error occurred while checking for updates for Wiimmfi Watcher.", Toast.LENGTH_LONG).show();
         }
 
     }

app/src/main/java/me/brysonsteck/wiimmfiwatcher/Updater.java

@@ -13,6 +13,7 @@ import java.net.URLConnection;
 public class Updater {
 
     public boolean outdated = false;
+    public boolean failed = false;
     public String newestRelease;
     public String githubRelease;
     public String playStore = "https://play.google.com/store/apps/details?id=me.brysonsteck.wiimmfiwatcher";
@@ -54,7 +55,10 @@ public class Updater {
     }
 
     public void compareRelease(String deviceRelease) {
-        if (!deviceRelease.equals(newestRelease)) {
+        if (newestRelease == null) {
+            failed = true;
+        }
+        else if (!deviceRelease.equals(newestRelease)) {
             outdated = true;
         }
     }
@@ -63,6 +67,8 @@ public class Updater {
         return outdated;
     }
 
+    public boolean hasFailed() { return failed; }
+
     public String getNewestRelease() {
         return newestRelease;
     }

app/src/main/java/me/brysonsteck/wiimmfiwatcher/preferences/ParseSettings.java

@@ -0,0 +1,4 @@
+package me.brysonsteck.wiimmfiwatcher.preferences;
+
+public class ParseSettings {
+}

app/src/main/java/me/brysonsteck/wiimmfiwatcher/preferences/SettingsFragment.java

@@ -0,0 +1,4 @@
+package me.brysonsteck.wiimmfiwatcher.preferences;
+
+public class SettingsFragment {
+}