Merge pull request #185 from DSheirer/183-alias-list-throws-npe-on-empty-name

Resolves #183 - alias list throws NPE when created with a null or emp…

src/alias/AliasList.java

@@ -631,11 +631,21 @@ public class AliasList implements Listener<AliasEvent>
         return mName;
     }
 
+    /**
+     * Indicates if this alias list has a non-null, non-empty name
+     */
+    private boolean hasName()
+    {
+        return mName != null && !mName.isEmpty();
+    }
+
     /**
      * Receive alias change event notifications and modify this list accordingly
      */
     @Override
     public void receive(AliasEvent event)
+    {
+        if(hasName())
         {
             Alias alias = event.getAlias();
 
@@ -664,3 +674,4 @@ public class AliasList implements Listener<AliasEvent>
             }
         }
     }
+}