org.kocakosm.pitaya.io

Class CountingWriter

java.lang.Object

java.io.Writer

org.kocakosm.pitaya.io.CountingWriter

All Implemented Interfaces:

Closeable, Flushable, Appendable, AutoCloseable

public final class CountingWriter
extends Writer

A decorating Writer that counts the number of characters that have been written to its underlying Writer.

Author:

Osman KOCAK

Field Summary

Fields inherited from class java.io.Writer

lock

Constructor Summary

Constructors

Constructor and Description
CountingWriter(Writer out) Creates a new CountingWriter.

Method Summary

Methods

Modifier and Type	Method and Description
Writer	append(char c)
Writer	append(CharSequence csq)
Writer	append(CharSequence csq, int start, int end)
void	close()
void	flush()
long	getCount() Returns the number of characters that have been written to the underlying stream so far.
long	resetCount() Sets the counter to 0 and returns its value before resetting it.
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.lang.Object

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

Constructor Detail

CountingWriter

public CountingWriter(Writer out)

Creates a new CountingWriter.

Parameters:

out - the underlying Writer.

Throws:

NullPointerException - if out is null.

Method Detail

getCount

public long getCount()

Returns the number of characters that have been written to the underlying stream so far.

Returns:

the number of characters that have been written so far.

resetCount

public long resetCount()

Sets the counter to 0 and returns its value before resetting it.

Returns:

the number of characters that have been written so far.

append

public Writer append(char c)
              throws IOException

Specified by:

append in interface Appendable

Overrides:

append 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

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

Specified by:

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

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 Closeable

Specified by:

close in interface AutoCloseable

Specified by:

close in class Writer

Throws:

IOException