Package sonia.scm.io

Class FastByteArrayOutputStream

java.lang.Object

java.io.OutputStream

sonia.scm.io.FastByteArrayOutputStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

public final class FastByteArrayOutputStream
extends OutputStream

ByteArrayOutputStream implementation that doesn't synchronize methods and doesn't copy the data on toByteArray().

Since:

1.29

See Also:

• http://javatechniques.com/blog/faster-deep-copies-of-java-objects

Constructor Summary

Constructors

Constructor	Description
FastByteArrayOutputStream()	Constructs a stream with buffer capacity size 5K
FastByteArrayOutputStream(int initSize)	Constructs a stream with the given initial size

Method Summary

Modifier and Type	Method	Description
byte[]	getByteArray()	Returns the byte array containing the written data.
InputStream	getInputStream()	Returns a ByteArrayInputStream for reading back the written data
int	getSize()
void	reset()
final void	write(byte[] b)
final void	write(byte[] b, int off, int len)
final void	write(int b)

Methods inherited from class java.io.OutputStream

close, flush, nullOutputStream

Methods inherited from class java.lang.Object

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

Constructor Details

FastByteArrayOutputStream

public FastByteArrayOutputStream()

Constructs a stream with buffer capacity size 5K

FastByteArrayOutputStream

public FastByteArrayOutputStream(int initSize)

Constructs a stream with the given initial size

Parameters:

initSize -

Method Details

write

public final void write(byte[] b)

Overrides:

write in class OutputStream

write

public final void write(byte[] b,
 int off,
 int len)

Overrides:

write in class OutputStream

write

public final void write(int b)

Specified by:

write in class OutputStream

reset

public void reset()

getByteArray

public byte[] getByteArray()

Returns the byte array containing the written data. Note that this array will almost always be larger than the amount of data actually written.

Returns:

getInputStream

public InputStream getInputStream()

Returns a ByteArrayInputStream for reading back the written data

Returns:

getSize

public int getSize()