Package org.apache.orc.impl

Class PositionedOutputStream

java.lang.Object

java.io.OutputStream

org.apache.orc.impl.PositionedOutputStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

Direct Known Subclasses:

OutStream

public abstract class PositionedOutputStream
extends OutputStream

Constructor Summary

Constructors

Constructor	Description
PositionedOutputStream()

Method Summary

Modifier and Type	Method	Description
abstract void	changeIv(Consumer<byte[]> modifier)	Change the current Initialization Vector (IV) for the encryption.
abstract long	getBufferSize()	Get the memory size currently allocated as buffer associated with this stream.
abstract void	getPosition(PositionRecorder recorder)	Record the current position to the recorder.

Methods inherited from class java.io.OutputStream

close, flush, nullOutputStream, write, write, write

Methods inherited from class java.lang.Object

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

Constructor Details

PositionedOutputStream

public PositionedOutputStream()

Method Details

getPosition

public abstract void getPosition(PositionRecorder recorder)
                          throws IOException

Record the current position to the recorder.

Parameters:

recorder - the object that receives the position

Throws:

IOException

getBufferSize

public abstract long getBufferSize()

Get the memory size currently allocated as buffer associated with this stream.

Returns:

the number of bytes used by buffers.

changeIv

public abstract void changeIv(Consumer<byte[]> modifier)

Change the current Initialization Vector (IV) for the encryption. Has no effect if the stream is not encrypted.

Parameters:

modifier - a function to modify the IV in place