org.apache.http.nio.protocol
Interfaces 
EventListener
HttpAsyncClientExchangeHandler
HttpAsyncContinueTrigger
HttpAsyncExpectationVerifier
HttpAsyncRequestConsumer
HttpAsyncRequestHandler
HttpAsyncRequestHandlerResolver
HttpAsyncRequestProducer
HttpAsyncResponseConsumer
HttpAsyncResponseProducer
HttpAsyncResponseTrigger
HttpRequestExecutionHandler
NHttpRequestExecutionHandler
NHttpRequestHandler
NHttpRequestHandlerResolver
NHttpResponseTrigger
Classes 
AbstractAsyncRequestConsumer
AbstractAsyncResponseConsumer
AsyncNHttpClientHandler
AsyncNHttpClientHandler.ClientConnState
AsyncNHttpServiceHandler
AsyncNHttpServiceHandler.ServerConnState
BasicAsyncRequestConsumer
BasicAsyncRequestProducer
BasicAsyncResponseConsumer
BasicAsyncResponseProducer
BufferingAsyncRequestHandler
BufferingHttpClientHandler
BufferingHttpServiceHandler
HttpAsyncClientProtocolHandler
HttpAsyncRequestExecutor
HttpAsyncRequestHandlerRegistry
HttpAsyncServiceHandler
NHttpHandlerBase
NHttpRequestHandlerRegistry
SimpleNHttpRequestHandler
ThrottlingHttpClientHandler
ThrottlingHttpServiceHandler