JSR 363 RI User Guide
  • Introduction
  • Overview
  • Supported Units
  • Abstract Base Classes
    • Abstract Quantity
    • AbstractUnit
  • Factory Accessors
    • Units
    • Quantities
  • Library
  • Formatting
  • Functional Elements
    • Conversion
  • RI Level SPI
    • Measurement Interface
    • Range Class
  • Non Functional Requirements
    • Preserving precision
  • Examples
    • Hurricane Wind Scale
    • Using Enums
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Supported Units

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Last updated 7 years ago

The out-of-the-box Units class in the reference implementation includes support for units (and quantities) defined in the following documents:

  • BIPM units (same as ISO 1000), including:

    • (a reasonable subset based on broad usage)

  • Special constant ONE, a Dimensionless unit

Base units
Coherent derived units in the SI with special names and symbols
Derived units expressed in terms of base units
Decimal multiples and submultiples of SI units