org.geotools.io
Class ExpandedTabWriter

java.lang.Object
  java.io.Writer
      java.io.FilterWriter
          org.geotools.io.ExpandedTabWriter

public class ExpandedTabWriter

extends java.io.FilterWriter

Writes characters to a stream while expanding tabs ('\t') into spaces.

Since:

2.0

Version:

$Id: ExpandedTabWriter.java 17672 2006-01-19 00:25:55Z desruisseaux $

Author:

Martin Desruisseaux

Field Summary

Fields inherited from class java.io.FilterWriter

out

Fields inherited from class java.io.Writer

lock

Constructor Summary

ExpandedTabWriter(java.io.Writer out)
Constructs a filter which replaces tab characters ('\t') with spaces.

ExpandedTabWriter(java.io.Writer out, int tabWidth)
Constructs a filter which replaces tab characters ('\t') with spaces, using the specified tab width.

Method Summary

int	getTabWidth() Returns the tab width.
void	setTabWidth(int tabWidth) Sets the tab width.
void	write(char[] buffer, int offset, int length) Writes a portion of an array of characters.
void	write(int c) Writes a single character.
void	write(java.lang.String string, int offset, int length) Writes a portion of a string.

Methods inherited from class java.io.FilterWriter

close, flush

Methods inherited from class java.io.Writer

write, write

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpandedTabWriter

public ExpandedTabWriter(java.io.Writer out)

Constructs a filter which replaces tab characters ('\t') with spaces. Tab widths default to 8 characters.

Parameters:

out - a Writer object to provide the underlying stream.

ExpandedTabWriter

public ExpandedTabWriter(java.io.Writer out,
                         int tabWidth)
                  throws java.lang.IllegalArgumentException

Constructs a filter which replaces tab characters ('\t') with spaces, using the specified tab width.

Parameters:

out - a Writer object to provide the underlying stream.

tabWidth - The tab width. Must be greater than 0.

Throws:

java.lang.IllegalArgumentException - if is not greater than 0.

Method Detail

setTabWidth

public void setTabWidth(int tabWidth)
                 throws java.lang.IllegalArgumentException

Sets the tab width.

Parameters:

tabWidth - The tab width. Must be greater than 0.

Throws:

java.lang.IllegalArgumentException - if is not greater than 0.

getTabWidth

public int getTabWidth()

Returns the tab width.

write

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

Writes a single character.

Throws:

java.io.IOException - If an I/O error occurs

write

public void write(char[] buffer,
                  int offset,
                  int length)
           throws java.io.IOException

Writes a portion of an array of characters.

Parameters:

buffer - Buffer of characters to be written

offset - Offset from which to start reading characters

length - Number of characters to be written

Throws:

java.io.IOException - If an I/O error occurs

write

public void write(java.lang.String string,
                  int offset,
                  int length)
           throws java.io.IOException

Writes a portion of a string.

Parameters:

string - String to be written

offset - Offset from which to start reading characters

length - Number of characters to be written

Throws:

java.io.IOException - If an I/O error occurs