import javax.measure.Measurable; import javax.measure.Measure; import javax.measure.quantity.Length; import javax.measure.unit.SI; import javax.measure.unit.Unit; public class UnitConversionExample { public static void main(String[] args) { Unit<Length> meter = SI.METER; Measurable<Length> length = Measure.valueOf(5, meter); Unit<Length> foot = SI.FOOT; Measurable<Length> convertedLength = length.to(foot); double lengthInFoot = convertedLength.getValue().doubleValue(); } }