org.terrier.compression.integer

Class ByteOutputStream

java.lang.Object

org.terrier.compression.integer.ByteOutputStream

All Implemented Interfaces:

Closeable, AutoCloseable, ByteOut

public class ByteOutputStream
extends Object
implements ByteOut

Bytewise counterpart of BitOut

Since:

4.0

Author:

Matteo Catena

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.apache.log4j.Logger	logger the logger for this class

Constructor Summary

Constructors

Constructor and Description
ByteOutputStream(OutputStream os)
ByteOutputStream(String filename)

Method Summary

Methods

Modifier and Type	Method and Description
void	close()
long	getByteOffset() Returns the byte offset of the stream.
int	getVSize(long x)
int	write(byte[] arr, int off, int len)
int	writeVInt(int x)
int	writeVLong(long x)

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected static final org.apache.log4j.Logger logger

the logger for this class

Constructor Detail

ByteOutputStream

public ByteOutputStream(String filename)
                 throws IOException

Throws:

IOException

ByteOutputStream

public ByteOutputStream(OutputStream os)
                 throws IOException

Throws:

IOException

Method Detail

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

getByteOffset

public long getByteOffset()

Description copied from interface: ByteOut

Returns the byte offset of the stream. It corresponds to the position of the byte in which the next bit will be written.

Specified by:

getByteOffset in interface ByteOut

Returns:

the byte offset in the stream.

writeVInt

public int writeVInt(int x)
              throws IOException

Specified by:

writeVInt in interface ByteOut

Throws:

IOException

write

public int write(byte[] arr,
        int off,
        int len)
          throws IOException

Specified by:

write in interface ByteOut

Throws:

IOException

writeVLong

public int writeVLong(long x)
               throws IOException

Specified by:

writeVLong in interface ByteOut

Throws:

IOException

getVSize

public int getVSize(long x)

Specified by:

getVSize in interface ByteOut