If we can't parse the port file, try again. Maybe we are catching it between create and write?

git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4494 ed5197a5-7fde-0310-b194-c3ffbd925b24

src/android/com/unprompted/tildefriends/MainActivity.java

@@ -111,10 +111,10 @@ public class MainActivity extends Activity {
 									activity.runOnUiThread(() -> {
 										web_view.loadUrl(base_url);
 									});
-								}
 									break;
 								}
 							}
+						}
 						if (!key.reset()) {
 							Log.w("tildefriends", "watcher is no longer valid");
 							break;
@@ -242,6 +242,8 @@ public class MainActivity extends Activity {
 	private int read_port(String path) {
 		try (BufferedReader reader = new BufferedReader(new FileReader(path))) {
 			return Integer.parseInt(reader.readLine());
+		} catch (NumberFormatException e) {
+			e.printStackTrace();
 		} catch (java.io.FileNotFoundException e) {
 			e.printStackTrace();
 		} catch (java.io.IOException e) {