StandardQuantityDB public class QuantityDBImpl extends QuantityDB implements java.io.Serializable Provides support for a database of quantities.
Instances are modifiable.
Iterator Provides support for iterating over the database. NameIterator Provides support for iterating over the names in the database. NameKey Provides support for keys to the name map. QuantityIterator Provides support for iterating over the quantities in the database. UnitKey Provides support for keys to the unit map.