Package com.yahoo.vespa.filedistribution

Class EmptyFileReferenceData

java.lang.Object

com.yahoo.vespa.filedistribution.FileReferenceData

com.yahoo.vespa.filedistribution.EmptyFileReferenceData

public class EmptyFileReferenceData
extends FileReferenceData

Nested Class Summary

Nested classes/interfaces inherited from class com.yahoo.vespa.filedistribution.FileReferenceData

FileReferenceData.CompressionType, FileReferenceData.Type

Method Summary

Modifier and Type	Method	Description
void	close()	Close underlying files
ByteBuffer	content()
static FileReferenceData	empty(com.yahoo.config.FileReference fileReference, String filename)
int	nextContent(ByteBuffer bb)	Will provide the next part of the content.
long	size()	The size of the content in bytes
long	xxhash()	Only guaranteed to be valid after all content has been consumed.

Methods inherited from class com.yahoo.vespa.filedistribution.FileReferenceData

compressionType, filename, fileReference, toString, type

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Method Details

empty

public static FileReferenceData empty(com.yahoo.config.FileReference fileReference,
 String filename)

content

public ByteBuffer content()

Overrides:

content in class FileReferenceData

nextContent

public int nextContent(ByteBuffer bb)

Description copied from class: FileReferenceData

Will provide the next part of the content.

Specified by:

nextContent in class FileReferenceData

Parameters:

bb - with some available space

Returns:

Number of bytes transferred.

xxhash

public long xxhash()

Description copied from class: FileReferenceData

Only guaranteed to be valid after all content has been consumed.

Specified by:

xxhash in class FileReferenceData

Returns:

xxhash64 of content

size

public long size()

Description copied from class: FileReferenceData

The size of the content in bytes

Specified by:

size in class FileReferenceData

Returns:

number of bytes

close

public void close()

Description copied from class: FileReferenceData

Close underlying files

Specified by:

close in class FileReferenceData