Guava - Collections Utilities

Guava introduces many advanced collections based on developers' experience in application development works. Given below is a list of useful collections −

Sr.No Collection name & Description
1 Multiset

An extension to Set interface to allow duplicate elements.

2 Multimap

An extension to Map interface so that its keys can be mapped to multiple values at a time.

3 BiMap

An extension to Map interface to support inverse operations.

4 Table

Table represents a special map where two keys can be specified in combined fashion to refer to a single value.