org.melati.util
Class FtellWriter

java.lang.Object
  java.io.Writer
      java.io.FilterWriter
          org.melati.util.FtellWriter

All Implemented Interfaces:

Closeable, Flushable, Appendable

public class FtellWriter
extends FilterWriter

A FilterWriter which knows how much it has written.

Field Summary

protected long

position

Fields inherited from class java.io.FilterWriter

out

Fields inherited from class java.io.Writer

lock

Constructor Summary

FtellWriter(Writer writer)
Constructor.

Method Summary

long	ftell()
void	write(char[] buf, int off, int len)
void	write(int c)
void	write(String buf, int off, int len)

Methods inherited from class java.io.FilterWriter

close, flush

Methods inherited from class java.io.Writer

append, append, append, write, write

Methods inherited from class java.lang.Object

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

Field Detail

position

protected long position

Constructor Detail

FtellWriter

public FtellWriter(Writer writer)

Constructor.

Parameters:

writer - Underlying writer

Method Detail

write

public void write(int c)
           throws IOException

Overrides:

write in class FilterWriter

Throws:

IOException

See Also:

FilterWriter.write(int)

write

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

Overrides:

write in class FilterWriter

Throws:

IOException

See Also:

FilterWriter.write(char[], int, int)

write

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

Overrides:

write in class FilterWriter

Throws:

IOException

See Also:

FilterWriter.write(java.lang.String, int, int)

ftell

public long ftell()

Returns:

number of characters written