--- a
+++ b/src/DAF/AE/AEListeners.h
@@ -0,0 +1,31 @@
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Lesser General Public License for more details.
+// 
+// You should have received a copy of the GNU Lesser General Public License
+// along with this program.  If not, see http://www.gnu.org/licenses/.
+// 
+
+#ifndef AELISTENERS_H_
+#define AELISTENERS_H_
+
+//Standard libraries
+#include <omnetpp.h>
+//RINASim libraries
+#include "AE.h"
+
+class AE;
+class AEListeners {
+public:
+    AEListeners();
+    virtual ~AEListeners();
+};
+
+#endif /* AELISTENERS_H_ */