Uses of Class
java.util.HashMap

Packages that use HashMap
java.util Contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array). 
 

Uses of HashMap in java.util
 

Subclasses of HashMap in java.util
 class LinkedHashMap
          Hash table and linked list implementation of the Map interface, with predictable iteration order.