Package org.apache.tools.ant.util

Class NullOutputStream

java.lang.Object

java.io.OutputStream

org.apache.tools.ant.util.NullOutputStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

public class NullOutputStream
extends OutputStream

OutputStream that completely discards all data written to it.

Since:

Ant 1.10.10

Field Summary

Fields

Modifier and Type	Field	Description
static NullOutputStream	INSTANCE	Shared instance which is safe to use concurrently as the stream doesn't hold any state at all.

Method Summary

Modifier and Type	Method	Description
void	write(byte[] b)	Doesn't do anything.
void	write(byte[] b, int off, int len)	Doesn't do anything.
void	write(int i)	Doesn't do anything.

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

Field Details

INSTANCE

public static NullOutputStream INSTANCE

Shared instance which is safe to use concurrently as the stream doesn't hold any state at all.

Method Details

write

public void write(byte[] b)

Doesn't do anything.

Overrides:

write in class OutputStream

write

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

Doesn't do anything.

Overrides:

write in class OutputStream

write

public void write(int i)

Doesn't do anything.

Specified by:

write in class OutputStream