Package com.helger.commons.io.stream

Class NullOutputStream

java.lang.Object

java.io.OutputStream

com.helger.commons.io.stream.NullOutputStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

public class NullOutputStream
extends OutputStream

An OutputStream that discards all bytes to be written

Author:

Philip Helger

Field Summary

Fields

Modifier and Type	Field	Description
static final NullOutputStream	NULL_OUTPUT_STREAM	A singleton.

Constructor Summary

Constructors

Constructor	Description
NullOutputStream()	Default constructor.

Method Summary

Modifier and Type	Method	Description
void	close()	Does not nothing and therefore does not throw an Exception.
void	flush()	Does not nothing and therefore does not throw an Exception.
void	write(byte[] b)	Does nothing - output to /dev/null.
void	write(byte[] b, int off, int len)	Does nothing - output to /dev/null.
void	write(int b)	Does nothing - output to /dev/null.

Methods inherited from class java.io.OutputStream

nullOutputStream

Methods inherited from class java.lang.Object

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

Field Details

NULL_OUTPUT_STREAM

public static final NullOutputStream NULL_OUTPUT_STREAM

A singleton.

Constructor Details

NullOutputStream

public NullOutputStream()

Default constructor. Consider using NULL_OUTPUT_STREAM instead.

Method Details

write

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

Does nothing - output to /dev/null.

Overrides:

write in class OutputStream

Parameters:

b - The bytes to write

off - The start offset

len - The number of bytes to write

write

public void write(int b)

Does nothing - output to /dev/null.

Specified by:

write in class OutputStream

Parameters:

b - The byte to write

write

public void write(byte[] b)
           throws IOException

Does nothing - output to /dev/null.

Overrides:

write in class OutputStream

Parameters:

b - The bytes to write

Throws:

IOException - never

flush

public void flush()

Does not nothing and therefore does not throw an Exception.

Specified by:

flush in interface Flushable

Overrides:

flush in class OutputStream

close

public void close()

Does not nothing and therefore does not throw an Exception.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class OutputStream