- Implement destroy() in addressbook to prevent dups

apps/addressbook/java/src/net/i2p/addressbook/Daemon.java

@@ -39,6 +39,7 @@ import net.i2p.I2PAppContext;
 public class Daemon {
     public static final String VERSION = "2.0.3";
     private static final Daemon _instance = new Daemon();
+    private boolean _running;
     
     /**
      * Update the router and published address books using remote data from the
@@ -126,6 +127,7 @@ public class Daemon {
     }
     
     public void run(String[] args) {
+        _running = true;
         String settingsLocation = "config.txt";
         File homeFile;
         if (args.length > 0) {
@@ -166,7 +168,7 @@ public class Daemon {
 	    // Static method, and redundent Thread.currentThread().sleep(5*60*1000);
         } catch (InterruptedException ie) {}
         
-        while (true) {
+        while (_running) {
             long delay = Long.parseLong((String) settings.get("update_delay"));
             if (delay < 1) {
                 delay = 1;
@@ -179,6 +181,8 @@ public class Daemon {
                 }
             } catch (InterruptedException exp) {
             }
+            if (!_running)
+                break;
             settings = ConfigParser.parse(settingsFile, defaultSettings);
         }
     }
@@ -192,4 +196,9 @@ public class Daemon {
             _instance.notifyAll();
         }
     }
+
+    public static void stop() {
+        _instance._running = false;
+        wakeup();
+    }
 }

apps/addressbook/java/src/net/i2p/addressbook/DaemonThread.java

@@ -51,4 +51,9 @@ public class DaemonThread extends Thread {
         //}
         Daemon.main(this.args);
     }
-}
\ No newline at end of file
+
+    public void halt() {
+        Daemon.stop();
+        interrupt();
+    }
+}

apps/addressbook/java/src/net/i2p/addressbook/Servlet.java

@@ -41,7 +41,7 @@ import javax.servlet.http.HttpServletResponse;
  *
  */
 public class Servlet extends HttpServlet {
-    private Thread thread;
+    private DaemonThread thread;
     private String nonce;
     private static final String PROP_NONCE = "addressbook.nonce";
 
@@ -88,4 +88,9 @@ public class Servlet extends HttpServlet {
         //System.out.println("INFO: config root under " + args[0]);
     }
 
+    @Override
+    public void destroy() {
+        this.thread.halt();
+        super.destroy();
+    }
 }