Reduce code duplication.

lagdisplay/src/com/dmdirc/addons/lagdisplay/LagDisplayManager.java

         }
         final boolean useAlternate = ((FrameContainer) event.getConnection()).getConfigManager()
                 .getOptionBool(domain, "usealternate");
-        final boolean isActive = activeFrameManager.getActiveFrame().isPresent()
-                && activeFrameManager.getActiveFrame().get().getContainer().getOptionalConnection()
-                .isPresent() && activeFrameManager.getActiveFrame().get().getContainer()
-                .getOptionalConnection().get().equals(event.getConnection());
+        final boolean isActive = isActiveWindow(event.getConnection());
         final String[] args = event.getArgs();
         if (useAlternate && args[3].startsWith("LAGCHECK_")) {
             try {
 
     @Handler
     public void handleServerDisconnected(final ServerDisconnectedEvent event) {
-        final boolean isActive = activeFrameManager.getActiveFrame().isPresent()
-                && activeFrameManager.getActiveFrame().get().getContainer().getOptionalConnection()
-                .isPresent() && activeFrameManager.getActiveFrame().get().getContainer()
-                .getOptionalConnection().get().equals(event.getConnection());
+        final boolean isActive = isActiveWindow(event.getConnection());
         if (isActive) {
                 panel.getComponent().setText("Not connected");
                 pings.remove(event.getConnection());
                 getOptionBool(domain, "usealternate")) {
             return;
         }
-        final boolean isActive = activeFrameManager.getActiveFrame().isPresent()
-                && activeFrameManager.getActiveFrame().get().getContainer().getOptionalConnection()
-                .isPresent() && activeFrameManager.getActiveFrame().get().getContainer()
-                .getOptionalConnection().get().equals(event.getConnection());
+        final boolean isActive = isActiveWindow(event.getConnection());
         final String value = formatTime(event.getPing());
 
         getHistory(event.getConnection()).add(event.getPing());
                 getOptionBool(domain, "usealternate")) {
             return;
         }
-        final boolean isActive = activeFrameManager.getActiveFrame().isPresent()
-                && activeFrameManager.getActiveFrame().get().getContainer().getOptionalConnection()
-                .isPresent() && activeFrameManager.getActiveFrame().get().getContainer()
-                .getOptionalConnection().get().equals(event.getConnection());
+        final boolean isActive = isActiveWindow(event.getConnection());
         final String value = formatTime(event.getPing()) + '+';
 
         pings.put(event.getConnection(), value);
         readConfig();
     }
 
+    private boolean isActiveWindow(final Connection connection) {
+        return activeFrameManager.getActiveFrame().isPresent()
+                && activeFrameManager.getActiveFrame().get().getContainer().getOptionalConnection()
+                .isPresent() && activeFrameManager.getActiveFrame().get().getContainer()
+                .getOptionalConnection().get().equals(connection);
+    }
+
 }