Uses of Class java.util.HashMap (Java SE 15 & JDK 15)
Description: use: module: java.base, package: java.util, class: HashMap

# Uses of Class
java.util.HashMap

Packages that use HashMap
Package | Description
--- | ---
java.beans.beancontext | Provides classes and interfaces relating to bean context.
java.util | 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.
javax.print.attribute.standard | Package `javax.print.attribute.standard` contains classes for specific printing attributes.

- ## Uses of HashMap in java.beans.beancontext

  Fields in java.beans.beancontext declared as HashMap
  Modifier and Type | Field | Description
  --- | --- | ---
  `protected HashMap<Object,​BeanContextSupport.BCSChild>` | BeanContextSupport.`children` | all accesses to the `protected HashMap children` field shall be synchronized on that object.
  `protected HashMap<Object,​BeanContextServicesSupport.BCSSServiceProvider>` | BeanContextServicesSupport.`services` | all accesses to the `protected transient HashMap services` field should be synchronized on that object

- ## Uses of HashMap in java.util

  Subclasses of HashMap in java.util
  Modifier and Type | Class | Description
  --- | --- | ---
  `class` | `LinkedHashMap<K,​V>` | Hash table and linked list implementation of the `Map` interface, with predictable iteration order.

- ## Uses of HashMap in javax.print.attribute.standard

  Subclasses of HashMap in javax.print.attribute.standard
  Modifier and Type | Class | Description
  --- | --- | ---
  `class` | `PrinterStateReasons` | Class `PrinterStateReasons` is a printing attribute class, a set of enumeration values, that provides additional information about the printer's current state, i.e., information that augments the value of the printer's `PrinterState` attribute.