Class LZFOutputStream

java.lang.Object

java.io.OutputStream

org.h2.compress.LZFOutputStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

public class LZFOutputStream
extends OutputStream

An output stream to write an LZF stream. The data is automatically compressed.

Field Summary

Fields

Modifier and Type	Field	Description
private final byte[]	buffer
private final CompressLZF	compress
(package private) static final int	MAGIC	The file header of a LZF file.
private final OutputStream	out
private byte[]	outBuffer
private int	pos

Constructor Summary

Constructors

Constructor	Description
LZFOutputStream(OutputStream out)

Method Summary

Modifier and Type	Method	Description
void	close()
private void	compressAndWrite(byte[] buff, int len)
private void	ensureOutput(int len)
void	flush()
void	write(byte[] buff, int off, int len)
void	write(int b)
private void	writeInt(int x)

Methods inherited from class OutputStream

nullOutputStream, write

Methods inherited from class Object

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

Field Details

MAGIC

static final int MAGIC

The file header of a LZF file.

See Also:

• Constant Field Values

out

private final OutputStream out

compress

private final CompressLZF compress

buffer

private final byte[] buffer

pos

private int pos

outBuffer

private byte[] outBuffer

Constructor Details

LZFOutputStream

public LZFOutputStream(OutputStream out)
                throws IOException

Throws:

IOException

Method Details

ensureOutput

private void ensureOutput(int len)

write

public void write(int b)
           throws IOException

Specified by:

write in class OutputStream

Throws:

IOException

compressAndWrite

private void compressAndWrite(byte[] buff,
 int len)
                       throws IOException

Throws:

IOException

writeInt

private void writeInt(int x)
               throws IOException

Throws:

IOException

write

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

Overrides:

write in class OutputStream

Throws:

IOException

flush

public void flush()
           throws IOException

Specified by:

flush in interface Flushable

Overrides:

flush in class OutputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class OutputStream

Throws:

IOException