org.apache.hc.core5.http.nio

接口 AsyncDataProducer

所有超级接口:

ResourceHolder

所有已知子接口:

AsyncClientExchangeHandler, AsyncDataExchangeHandler, AsyncEntityProducer, AsyncPushProducer, AsyncRequestProducer, AsyncResponseProducer, AsyncServerExchangeHandler

所有已知实现类:

AbstractBinAsyncEntityProducer, AbstractCharAsyncEntityProducer, AbstractClassicEntityProducer, AbstractClassicServerExchangeHandler, AbstractServerExchangeHandler, AsyncEntityProducerWrapper, BasicAsyncEntityProducer, BasicAsyncServerExpectationDecorator, BasicClientExchangeHandler, BasicPushProducer, BasicRequestProducer, BasicResponseProducer, BasicServerExchangeHandler, DigestingEntityProducer, FileEntityProducer, ImmediateResponseExchangeHandler, PathEntityProducer, SimpleRequestProducer, StreamEntityProducer, StreamRequestProducer, StringAsyncEntityProducer

public interface AsyncDataProducer
extends ResourceHolder

Abstract asynchronous data producer.

从以下版本开始:

5.0

方法概要

限定符和类型	方法和说明
int	available() Returns the number of bytes immediately available for output.
void	produce(DataStreamChannel channel) Triggered to signal the ability of the underlying data channel to accept more data.

从接口继承的方法 org.apache.hc.core5.http.nio.ResourceHolder

releaseResources

方法详细资料

available

int available()

Returns the number of bytes immediately available for output. This method can be used as a hint to control output events of the underlying I/O session.

返回:

the number of bytes immediately available for output

produce

void produce(DataStreamChannel channel)
      throws IOException

Triggered to signal the ability of the underlying data channel to accept more data. The data producer can choose to write data immediately inside the call or asynchronously at some later point.

参数:

channel - the data channel capable to accepting more data.

抛出:

IOException