alluxio.client.block.stream

Interface DataReader.Factory

All Superinterfaces:

AutoCloseable, Closeable

All Known Implementing Classes:

GrpcDataReader.Factory, LocalFileDataReader.Factory

Enclosing interface:

DataReader

public static interface DataReader.Factory
extends Closeable

The factory interface to create DataReaders.

Method Summary

Modifier and Type	Method and Description
DataReader	create(long offset, long len) Creates an instance of DataReader.
boolean	isShortCircuit()

Methods inherited from interface java.io.Closeable

close

Method Detail

create

DataReader create(long offset,
                  long len)
           throws IOException

Creates an instance of DataReader.

Parameters:

offset - the stream offset

len - the length of the stream

Returns:

the created object

Throws:

IOException

isShortCircuit

boolean isShortCircuit()

Returns:

whether this factory generates data readers which perform short-circuit reads