Added restart reasons

app/src/main/java/eu/faircode/email/ActivityMain.java

@@ -64,7 +64,7 @@ public class ActivityMain extends ActivityBase implements FragmentManager.OnBack
                 @Override
                 public void onClick(View v) {
                     prefs.edit().putBoolean("accept_unsupported", true).commit();
-                    ApplicationEx.restart(v.getContext());
+                    ApplicationEx.restart(v.getContext(), "accept_unsupported");
                 }
             });
 

app/src/main/java/eu/faircode/email/ApplicationEx.java

@@ -298,7 +298,7 @@ public class ApplicationEx extends Application
                 case "language": // misc
                 case "wal": // misc
                     // Should be excluded for import
-                    restart(this);
+                    restart(this, key);
                     break;
                 case "debug":
                 case "log_level":
@@ -310,7 +310,8 @@ public class ApplicationEx extends Application
         }
     }
 
-    static void restart(Context context) {
+    static void restart(Context context, String reason) {
+        Log.i("Restart because " + reason);
         Intent intent = new Intent(context, ActivityMain.class);
         intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
         context.startActivity(intent);

app/src/main/java/eu/faircode/email/FragmentOptionsMisc.java

@@ -1087,7 +1087,7 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
             @Override
             public void onClick(View v) {
                 prefs.edit().remove("debug").commit();
-                ApplicationEx.restart(v.getContext());
+                ApplicationEx.restart(v.getContext(), "query_threads");
             }
         });
 
@@ -1119,7 +1119,7 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
                         .putBoolean("sqlite_auto_vacuum", checked)
                         .remove("debug")
                         .apply();
-                ApplicationEx.restart(v.getContext());
+                ApplicationEx.restart(v.getContext(), "sqlite_auto_vacuum");
             }
         });
 
@@ -1144,7 +1144,7 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
             @Override
             public void onClick(View v) {
                 prefs.edit().remove("debug").commit();
-                ApplicationEx.restart(v.getContext());
+                ApplicationEx.restart(v.getContext(), "sqlite_cache");
             }
         });