Prevent the watcher's finalizer from being called before we're done with it.

git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4408 ed5197a5-7fde-0310-b194-c3ffbd925b24

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

@@ -1,5 +1,7 @@
 package com.unprompted.tildefriends;
 
+import android.os.StrictMode;
+import android.os.strictmode.Violation;
 import android.app.Activity;
 import android.app.AlertDialog;
 import android.content.DialogInterface;
@@ -39,6 +41,7 @@ public class MainActivity extends Activity {
 	WebView web_view;
 	String base_url;
 	Process process;
+	WatchService watcher;
 
 	@Override
 	protected void onCreate(Bundle savedInstanceState) {
@@ -89,7 +92,7 @@ public class MainActivity extends Activity {
 			public void run() {
 				try {
 					Log.w("tildefriends", "Watching for changes in: " + getFilesDir().toString());
-					WatchService watcher = FileSystems.getDefault().newWatchService();
+					watcher = FileSystems.getDefault().newWatchService();
 					Paths.get(getFilesDir().toString()).register(
 						watcher,
 						StandardWatchEventKinds.ENTRY_CREATE,
@@ -104,6 +107,7 @@ public class MainActivity extends Activity {
 									web_view.loadUrl(base_url);
 								});
 								watcher.close();
+								watcher = null;
 								break;
 							}
 						}