cn.hutool.core.io

Class NullOutputStream

java.lang.Object

java.io.OutputStream

cn.hutool.core.io.NullOutputStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

public class NullOutputStream
extends OutputStream

此OutputStream写出数据到/dev/null，即忽略所有数据
来自 Apache Commons io

Since:

4.0.6

Author:

looly

Field Summary

Fields

Modifier and Type	Field and Description
static NullOutputStream	NULL_OUTPUT_STREAM 单例

Constructor Summary

Constructors

Constructor and Description
NullOutputStream()

Method Summary

Modifier and Type	Method and Description
void	write(byte[] b) 什么也不做，写出到 /dev/null.
void	write(byte[] b, int off, int len) 什么也不做，写出到/dev/null.
void	write(int b) 什么也不做，写出到 /dev/null.

Methods inherited from class java.io.OutputStream

close, flush

Methods inherited from class java.lang.Object

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

Field Detail

NULL_OUTPUT_STREAM

public static final NullOutputStream NULL_OUTPUT_STREAM

单例

Constructor Detail

NullOutputStream

public NullOutputStream()

Method Detail

write

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

什么也不做，写出到/dev/null.

Overrides:

write in class OutputStream

Parameters:

b - 写出的数据

off - 开始位置

len - 长度

write

public void write(int b)

什么也不做，写出到 /dev/null.

Specified by:

write in class OutputStream

Parameters:

b - 写出的数据

write

public void write(byte[] b)
           throws IOException

什么也不做，写出到 /dev/null.

Overrides:

write in class OutputStream

Parameters:

b - 写出的数据

Throws:

IOException - 不抛出