Fixed runtime error in Dummy plugin and throw an exception if the sup…

…ported

command is not requested when execution is called.

cpp/frameProcessor/src/DummyUDPProcessPlugin.cpp

@@ -183,6 +183,10 @@ namespace FrameProcessor
         LOG4CXX_ERROR(logger_, is.str());
         throw std::runtime_error(is.str().c_str());
       }
+    } else {
+      std::string is = "Submitted command(s) are not supported";
+      LOG4CXX_ERROR(logger_, is);
+      throw std::runtime_error(is.c_str());
     }
   }
 
@@ -196,8 +200,9 @@ namespace FrameProcessor
    */
   void DummyUDPProcessPlugin::requestCommands(OdinData::IpcMessage& reply)
   {
-    std::string command_str = get_name() + "/" + DummyUDPProcessPlugin::EXECUTE_PRINT + "/";
-    reply.set_param(command_str + DummyUDPProcessPlugin::EXECUTE_PRINT_NAME, "");
+    const std::string command_str = get_name() + "/" + DummyUDPProcessPlugin::EXECUTE_PRINT + "/" + DummyUDPProcessPlugin::EXECUTE_PRINT_NAME;
+    const std::string val_str = "";
+    reply.set_param(command_str, val_str);
   }
 
   /**