public static SensorObservation createSensorObservation(VSensorConfig vs, String field) { String fileName = generateMetaDataFileName(vs); SensorObservation o = new SensorObservation(); o.setPropertyName( PropertiesReader.readProperty(fileName, "observation." + field + "." + "propertyName")); o.setUnit(PropertiesReader.readProperty(fileName, "observation." + field + "." + "unit")); System.out.println(o.toString()); return o; }