Module com.aoapps.lang

Package com.aoapps.lang.io

Class NullPrintWriter

java.lang.Object

java.io.Writer

java.io.PrintWriter

com.aoapps.lang.io.NullPrintWriter

All Implemented Interfaces:

NoClose, Closeable, Flushable, Appendable, AutoCloseable

public final class NullPrintWriter
extends PrintWriter
implements NoClose

Discards all data.

Field Summary

Fields inherited from class java.io.PrintWriter

out

Fields inherited from class java.io.Writer

lock

Method Summary

Modifier and Type	Method	Description
NullPrintWriter	append(char c)
NullPrintWriter	append(CharSequence csq)
NullPrintWriter	append(CharSequence csq, int start, int end)
boolean	checkError()
protected void	clearError()
void	close()	Calls to close are ignored when NoClose.isNoClose(), otherwise some action might be taken which means close calls to this object may not be skipped or assumed to be ignored.
void	flush()
NullPrintWriter	format(String format, Object... args)
NullPrintWriter	format(Locale l, String format, Object... args)
static NullPrintWriter	getInstance()
void	print(boolean b)
void	print(char c)
void	print(char[] s)
void	print(double d)
void	print(float f)
void	print(int i)
void	print(long l)
void	print(Object obj)
void	print(String s)
NullPrintWriter	printf(String format, Object... args)
NullPrintWriter	printf(Locale l, String format, Object... args)
void	println()
void	println(boolean x)
void	println(char x)
void	println(char[] x)
void	println(double x)
void	println(float x)
void	println(int x)
void	println(long x)
void	println(Object x)
void	println(String x)
protected void	setError()
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

Methods inherited from interface com.aoapps.lang.io.NoClose

isNoClose

Method Details

getInstance

public static NullPrintWriter getInstance()

write

public void write(int c)

Overrides:

write in class PrintWriter

write

public void write(char[] cbuf)

Overrides:

write in class PrintWriter

write

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

Overrides:

write in class PrintWriter

write

public void write(String str)

Overrides:

write in class PrintWriter

write

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

Overrides:

write in class PrintWriter

append

public NullPrintWriter append(CharSequence csq)

Specified by:

append in interface Appendable

Overrides:

append in class PrintWriter

append

public NullPrintWriter append(CharSequence csq,
 int start,
 int end)

Specified by:

append in interface Appendable

Overrides:

append in class PrintWriter

append

public NullPrintWriter append(char c)

Specified by:

append in interface Appendable

Overrides:

append in class PrintWriter

flush

public void flush()

Specified by:

flush in interface Flushable

Overrides:

flush in class PrintWriter

close

public void close()

Description copied from interface: NoClose

Calls to close are ignored when NoClose.isNoClose(), otherwise some action might be taken which means close calls to this object may not be skipped or assumed to be ignored.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in interface NoClose

Overrides:

close in class PrintWriter

checkError

public boolean checkError()

Overrides:

checkError in class PrintWriter

setError

protected void setError()

Overrides:

setError in class PrintWriter

clearError

protected void clearError()

Overrides:

clearError in class PrintWriter

print

public void print(boolean b)

Overrides:

print in class PrintWriter

print

public void print(char c)

Overrides:

print in class PrintWriter

print

public void print(int i)

Overrides:

print in class PrintWriter

print

public void print(long l)

Overrides:

print in class PrintWriter

print

public void print(float f)

Overrides:

print in class PrintWriter

print

public void print(double d)

Overrides:

print in class PrintWriter

print

public void print(char[] s)

Overrides:

print in class PrintWriter

print

public void print(String s)

Overrides:

print in class PrintWriter

print

public void print(Object obj)

Overrides:

print in class PrintWriter

println

public void println()

Overrides:

println in class PrintWriter

println

public void println(boolean x)

Overrides:

println in class PrintWriter

println

public void println(char x)

Overrides:

println in class PrintWriter

println

public void println(int x)

Overrides:

println in class PrintWriter

println

public void println(long x)

Overrides:

println in class PrintWriter

println

public void println(float x)

Overrides:

println in class PrintWriter

println

public void println(double x)

Overrides:

println in class PrintWriter

println

public void println(char[] x)

Overrides:

println in class PrintWriter

println

public void println(String x)

Overrides:

println in class PrintWriter

println

public void println(Object x)

Overrides:

println in class PrintWriter

printf

public NullPrintWriter printf(String format,
 Object... args)

Overrides:

printf in class PrintWriter

printf

public NullPrintWriter printf(Locale l,
 String format,
 Object... args)

Overrides:

printf in class PrintWriter

format

public NullPrintWriter format(String format,
 Object... args)

Overrides:

format in class PrintWriter

format

public NullPrintWriter format(Locale l,
 String format,
 Object... args)

Overrides:

format in class PrintWriter