@@ -177,6 +177,13 @@ protected int clientIndex(Client client) {
     return -1;
   }
 
+  /**
+   * Return true if this server is still active and hasn't run
+   * into any trouble.
+   */
+  public boolean active() {
+    return (thread != null);
+  }
 
   static public String ip() {
     try {
 
@@ -135,6 +135,15 @@ public void dispose() {
   }
 
 
+  /**
+   * Return true if this port is still active and hasn't run
+   * into any trouble.
+   */
+  public boolean active() {
+    return (port.isOpened());
+  }
+
+
   public void pre() {
     if (serialAvailableMethod != null && invokeSerialAvailable) {
       invokeSerialAvailable = false;