Package generic.io

Class NullWriter

java.lang.Object

java.io.Writer

generic.io.NullWriter

All Implemented Interfaces:

Closeable, Flushable, Appendable, AutoCloseable

public class NullWriter
extends Writer

An implementation of Writer to use when you wish to not use any writing, but to also avoid null checks.

Field Summary

Fields inherited from class java.io.Writer

lock

Constructor Summary

Constructors

Constructor	Description
NullWriter()

Method Summary

Modifier and Type	Method	Description
Writer	append(char c)
Writer	append(CharSequence csq)
Writer	append(CharSequence csq, int start, int end)
void	close()
void	flush()
void	write(char[] cbuf)
void	write(char[] cbuf, int off, int len)
void	write(int c)
void	write(String str)
void	write(String str, int off, int len)

Methods inherited from class java.io.Writer

nullWriter

Methods inherited from class java.lang.Object

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

Constructor Details

NullWriter

public NullWriter()

Method Details

write

public void write(char[] cbuf,
 int off,
 int len)
           throws IOException

Specified by:

write in class Writer

Throws:

IOException

write

public void write(int c)
           throws IOException

Overrides:

write in class Writer

Throws:

IOException

write

public void write(char[] cbuf)
           throws IOException

Overrides:

write in class Writer

Throws:

IOException

write

public void write(String str)
           throws IOException

Overrides:

write in class Writer

Throws:

IOException

write

public void write(String str,
 int off,
 int len)
           throws IOException

Overrides:

write in class Writer

Throws:

IOException

append

public Writer append(CharSequence csq)
              throws IOException

Specified by:

append in interface Appendable

Overrides:

append in class Writer

Throws:

IOException

append

public Writer append(CharSequence csq,
 int start,
 int end)
              throws IOException

Specified by:

append in interface Appendable

Overrides:

append in class Writer

Throws:

IOException

append

public Writer append(char c)
              throws IOException

Specified by:

append in interface Appendable

Overrides:

append in class Writer

Throws:

IOException

flush

public void flush()
           throws IOException

Specified by:

flush in interface Flushable

Specified by:

flush in class Writer

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in class Writer

Throws:

IOException