# Hierarchy For Package org.springframework.messaging.simp.user

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.springframework.messaging.simp.user.DefaultUserDestinationResolver (implements org.springframework.messaging.simp.user.UserDestinationResolver)
  - org.springframework.messaging.simp.user.DefaultUserSessionRegistry (implements org.springframework.messaging.simp.user.UserSessionRegistry)
  - org.springframework.messaging.simp.user.UserDestinationMessageHandler (implements org.springframework.messaging.MessageHandler, org.springframework.context.SmartLifecycle)
  - org.springframework.messaging.simp.user.UserDestinationResult

## Interface Hierarchy

- org.springframework.messaging.simp.user.DestinationUserNameProvider
- org.springframework.messaging.simp.user.UserDestinationResolver
- org.springframework.messaging.simp.user.UserSessionRegistry