Uses of Class

Packages that use Double
Provides classes that are fundamental to the design of the Java programming language.
Contains the collections framework, some internationalization support classes, a service loader, properties, random number generation, string parsing and scanning classes, base64 encoding and decoding, a bit array, and several miscellaneous utility classes.
Classes to support functional-style operations on streams of elements, such as map-reduce transformations on collections.
Provides the open data types and Open MBean descriptor classes.

Incubating Feature. Will be removed in a future release.