Package org.apache.hc.client5.http.async

Interface AsyncExecCallback

All Known Implementing Classes:

AsyncCachingExec.AsyncExecCallbackWrapper, AsyncCachingExec.BackendResponseHandler

public interface AsyncExecCallback

AsyncExecCallback methods represent response processing events in the client side request execution chain.

Since:

5.0

Method Summary

Modifier and Type	Method	Description
void	completed()	Triggered to signal completion of the message exchange.
void	failed(java.lang.Exception cause)	Triggered to signal a failure occurred during the message exchange.
void	handleInformationResponse(org.apache.hc.core5.http.HttpResponse response)	Triggered to signal receipt of an intermediate response message.
org.apache.hc.core5.http.nio.AsyncDataConsumer	handleResponse(org.apache.hc.core5.http.HttpResponse response, org.apache.hc.core5.http.EntityDetails entityDetails)	Triggered to signal receipt of a response message head sent by the server in response to the request being executed.

Method Detail

handleResponse

org.apache.hc.core5.http.nio.AsyncDataConsumer handleResponse(org.apache.hc.core5.http.HttpResponse response,
                                                              org.apache.hc.core5.http.EntityDetails entityDetails)
                                                       throws org.apache.hc.core5.http.HttpException,
                                                              java.io.IOException

Triggered to signal receipt of a response message head sent by the server in response to the request being executed.

Parameters:

response - the response message head.

entityDetails - the response entity details or null if the response does not enclose an entity.

Returns:

the data consumer to be used for processing of incoming response message body.

Throws:

org.apache.hc.core5.http.HttpException

java.io.IOException

handleInformationResponse

void handleInformationResponse(org.apache.hc.core5.http.HttpResponse response)
                        throws org.apache.hc.core5.http.HttpException,
                               java.io.IOException

Triggered to signal receipt of an intermediate response message.

Parameters:

response - the intermediate response message.

Throws:

org.apache.hc.core5.http.HttpException

java.io.IOException

completed

void completed()

Triggered to signal completion of the message exchange.

Implementations of this message are expected to perform resource deallocation allocated in the course of the request execution and response processing.

failed

void failed(java.lang.Exception cause)

Triggered to signal a failure occurred during the message exchange.

Implementations of this message are expected to perform resource deallocation allocated in the course of the request execution and response processing.