org.apache.http.nio
Interface FileContentDecoder
- All Superinterfaces:
- ContentDecoder
- All Known Implementing Classes:
- IdentityDecoder, LengthDelimitedDecoder
public interface FileContentDecoder
- extends ContentDecoder
A content decoder capable of transferring data directly to a FileChannel
- Since:
- 4.0
Method Summary |
long |
transfer(FileChannel dst,
long position,
long count)
Transfers a portion of entity content from the underlying network channel
into the given file channel. |
transfer
long transfer(FileChannel dst,
long position,
long count)
throws IOException
- Transfers a portion of entity content from the underlying network channel
into the given file channel.
Warning: Many implementations cannot write beyond the length of the file.
If the position exceeds the channel's size, some implementations
may throw an IOException.
- Parameters:
dst
- the target FileChannel to transfer data into.position
- The position within the file at which the transfer is to begin;
must be non-negative.
Must be less than or equal to the size of the filecount
- The maximum number of bytes to be transferred; must be
non-negative
- Returns:
- The number of bytes, possibly zero,
that were actually transferred
- Throws:
IOException
- if some I/O error occurs.
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