Overview Summary
Java Platform Module System
Final Release Specification
Module java.base

Package java.util

Contains the collections framework, legacy collection classes, event model, date and time facilities,some internationalization , and miscellaneous utilitysupport classes (a string tokenizer, a service loader, properties, random -number generator,generation, string parsing and scanning classes, base64 encoding and decoding, a bit array).

Package Specification

, and several miscellaneous utility classes. This package also contains legacy collection classes and legacy date and time classes.

Java Collections Framework

OverviewFor an overview, API outline, and design rationale, please see:

For overviews, tutorials,a tutorial and programming guide with examples , guides, and tool documentationof use of the collections framework, please see:

Skip navigation links
Java Platform Module System
Final Release Specification

Copyright © 1993, 2017, Oracle and/or its affiliates · All rights reserved · License