private void getConstants()
	{
		HashMap<String,String> l_data = this.ctrl_configuration.getConfigurationData();
		
		if (l_data == null)
			return;
		
		if(l_data.containsKey("filetransfertport"))
			this.ctrl_fileTransfertPort = Integer.parseInt( l_data.get("filetransfertport"));
		
		if(l_data.containsKey("netdetectorport"))
			this.ctrl_netDetectorPort = Integer.parseInt( l_data.get("netdetectorport"));
		
		if(l_data.containsKey("netdetectortimeout"))
			this.ctrl_netDetectorTimeout = Long.parseLong( l_data.get("netdetectortimeout"));
		
		if(l_data.containsKey("netdetectorperiod"))
			this.ctrl_netDetectorPeriod = Long.parseLong( l_data.get("netdetectorperiod"));
		
		if(l_data.containsKey("filetransferttimeout"))
			this.ctrl_tcpTransfertTimeout = Long.parseLong( l_data.get("filetransferttimeout"));
	}