| Package | Description | 
|---|---|
| org.springframework.web.servlet.handler | Provides standard HandlerMapping implementations,
 including abstract base classes for custom implementations. | 
| org.springframework.web.socket.server.support | Server-side support classes including container-specific strategies
 for upgrading a request. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | AbstractDetectingUrlHandlerMappingAbstract implementation of the  HandlerMappinginterface, detecting URL mappings for handler beans through introspection of all
 defined beans in the application context. | 
| class  | BeanNameUrlHandlerMappingImplementation of the  HandlerMappinginterface that maps from URLs to beans with names that start with a slash ("/"),
 similar to how Struts maps URLs to action names. | 
| class  | SimpleUrlHandlerMappingImplementation of the  HandlerMappinginterface that maps from URLs to request handler beans. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | WebSocketHandlerMappingAn extension of  SimpleUrlHandlerMappingthat is also aSmartLifecyclecontainer and propagates start and stop calls to any
 handlers that implementLifecycle. |