From eccadb44f18bb01cc7350859d0688dec2105bba6 Mon Sep 17 00:00:00 2001
From: fros4943 <fros4943>
Date: Mon, 20 Apr 2009 16:26:02 +0000
Subject: [PATCH] bugfix: must lock active connections before copying

---
 .../se/sics/cooja/radiomediums/AbstractRadioMedium.java    | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/tools/cooja/java/se/sics/cooja/radiomediums/AbstractRadioMedium.java b/tools/cooja/java/se/sics/cooja/radiomediums/AbstractRadioMedium.java
index 3d0fdd2d6..cf4b070c6 100644
--- a/tools/cooja/java/se/sics/cooja/radiomediums/AbstractRadioMedium.java
+++ b/tools/cooja/java/se/sics/cooja/radiomediums/AbstractRadioMedium.java
@@ -26,7 +26,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: AbstractRadioMedium.java,v 1.8 2009/03/26 16:24:31 fros4943 Exp $
+ * $Id: AbstractRadioMedium.java,v 1.9 2009/04/20 16:26:02 fros4943 Exp $
  */
 
 package se.sics.cooja.radiomediums;
@@ -98,9 +98,8 @@ public abstract class AbstractRadioMedium extends RadioMedium {
    * @return All active connections
    */
   public RadioConnection[] getActiveConnections() {
-    RadioConnection[] active = new RadioConnection[activeConnections.size()];
-    activeConnections.toArray(active);
-    return active;
+    /* NOTE: toArray([0]) creates array and handles synchronization */
+    return activeConnections.toArray(new RadioConnection[0]);
   }
 
   /**