From 900ce2f91c38f0184012ddc447dfaa31a04e2693 Mon Sep 17 00:00:00 2001
From: GideonLeGrange <gideon@legrange.me>
Date: Fri, 12 Jul 2013 10:28:55 +0200
Subject: [PATCH] Fixed possible race condition in short-lived synchrynous
 commands

---
 src/main/java/me/legrange/mikrotik/ApiConnection.java | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/main/java/me/legrange/mikrotik/ApiConnection.java b/src/main/java/me/legrange/mikrotik/ApiConnection.java
index 9d0042b..df616b1 100644
--- a/src/main/java/me/legrange/mikrotik/ApiConnection.java
+++ b/src/main/java/me/legrange/mikrotik/ApiConnection.java
@@ -429,8 +429,10 @@ public class ApiConnection {
 
         private List<Result> getResults() throws ApiCommandException, ApiConnectionException {
             try {
-                synchronized (this) {
-                    wait();
+                synchronized (this) { // don't wait if we already have a result. 
+                    if ((err == null) && results.isEmpty()) {
+                        wait();
+                    }
                 }
             } catch (InterruptedException ex) {
                 throw new ApiConnectionException(ex.getMessage(), ex);