org.apache.hc.core5.http.nio

接口 FileContentEncoder

所有超级接口:

ContentEncoder

所有已知实现类:

IdentityEncoder, LengthDelimitedEncoder

public interface FileContentEncoder
extends ContentEncoder

A content encoder capable of transferring data directly from a FileChannel

从以下版本开始:

4.0

方法概要

限定符和类型	方法和说明
long	transfer(FileChannel src, long position, long count) Transfers a portion of entity content from the given file channel to the underlying network channel.

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

complete, isCompleted, write

方法详细资料

transfer

long transfer(FileChannel src,
              long position,
              long count)
       throws IOException

Transfers a portion of entity content from the given file channel to the underlying network channel.

参数:

src - the source FileChannel to transfer data from.

position - The position within the file at which the transfer is to begin; must be non-negative

count - The maximum number of bytes to be transferred; must be non-negative

返回:

The number of bytes, possibly zero, that were actually transferred

抛出:

IOException - if some I/O error occurs.