JSR 275 - Units Specification

Abstract

This JSR specifies one or more Java packages for the programmatic handling of physical quantities and their expression as numbers of units. The specification includes:

Interfaces and abstract classes with methods for unit operations:
- Checking of unit compatibility
- Expression of a quantity in various units
- Arithmetic operations on units
Concrete classes implementing the standard types of units (such as base, supplementary, and derived) and unit conversions.
Classes for parsing unit specifications in string form and for formatting string representations of quantities.
A database of predefined units.

Speaker

Werner Keil (Co-specification lead)