nxt.util

Class CountingOutputWriter

java.lang.Object

java.io.Writer

java.io.FilterWriter

nxt.util.CountingOutputWriter

All Implemented Interfaces:

java.io.Closeable, java.io.Flushable, java.lang.Appendable, java.lang.AutoCloseable

public class CountingOutputWriter
extends java.io.FilterWriter

CountingOutputWriter extends Writer to count the number of characters written

Field Summary

Fields inherited from class java.io.FilterWriter

out

Fields inherited from class java.io.Writer

lock

Constructor Summary

Constructors

Constructor and Description
CountingOutputWriter(java.io.Writer writer) Create the CountingOutputWriter for the specified writer

Method Summary

Modifier and Type	Method and Description
long	getCount() Return the number of characters written
void	write(char[] cbuf) Write an array of characters
void	write(char[] cbuf, int off, int len) Write an array of characters starting at the specified offset
void	write(int c) Write a single character
void	write(java.lang.String s) Write a string
void	write(java.lang.String s, int off, int len) Write a substring

Methods inherited from class java.io.FilterWriter

close, flush

Methods inherited from class java.io.Writer

append, append, append

Methods inherited from class java.lang.Object

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

Constructor Detail

CountingOutputWriter

public CountingOutputWriter(java.io.Writer writer)

Create the CountingOutputWriter for the specified writer

Parameters:

writer - Output writer

Method Detail

write

public void write(int c)
           throws java.io.IOException

Write a single character

Overrides:

write in class java.io.FilterWriter

Parameters:

c - Character to be written

Throws:

java.io.IOException - I/O error occurred

write

public void write(char[] cbuf)
           throws java.io.IOException

Write an array of characters

Overrides:

write in class java.io.Writer

Parameters:

cbuf - Characters to be written

Throws:

java.io.IOException - I/O error occurred

write

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

Write an array of characters starting at the specified offset

Overrides:

write in class java.io.FilterWriter

Parameters:

cbuf - Characters to be written

off - Starting offset

len - Number of characters to write

Throws:

java.io.IOException - I/O error occurred

write

public void write(java.lang.String s)
           throws java.io.IOException

Write a string

Overrides:

write in class java.io.Writer

Parameters:

s - String to be written

Throws:

java.io.IOException - I/O error occurred

write

public void write(java.lang.String s,
                  int off,
                  int len)
           throws java.io.IOException

Write a substring

Overrides:

write in class java.io.FilterWriter

Parameters:

s - String to be written

off - Starting offset

len - Number of characters to write

Throws:

java.io.IOException - I/O error occurred

getCount

public long getCount()

Return the number of characters written

Returns:

Character count