org.geotools.util

Class ExpandedTabWriter

Object

Writer

FilterWriter

ExpandedTabWriter

All Implemented Interfaces:

Closeable, Flushable, Appendable, AutoCloseable

public class ExpandedTabWriter
extends FilterWriter

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

Since:

2.0

Author:

Martin Desruisseaux (IRD)

Field Summary

Fields inherited from class FilterWriter

out

Fields inherited from class Writer

lock

Constructor Summary

Constructors

Constructor and Description
ExpandedTabWriter(Writer out) Constructs a filter which replaces tab characters ('\t') by spaces.
ExpandedTabWriter(Writer out, int tabWidth) Constructs a filter which replaces tab characters ('\t') by spaces, using the specified tab width.

Method Summary

Modifier and Type	Method and Description
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(String string, int offset, int length) Writes a portion of a string.

Methods inherited from class FilterWriter

close, flush

Methods inherited from class Writer

append, append, append, write, write

Methods inherited from class Object

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

Constructor Detail

ExpandedTabWriter

public ExpandedTabWriter(Writer out)

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

Parameters:

out - A writer object to provide the underlying stream.

ExpandedTabWriter

public ExpandedTabWriter(Writer out,
                         int tabWidth)
                  throws IllegalArgumentException

Constructs a filter which replaces tab characters ('\t') by 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:

IllegalArgumentException - if tabWidth is not greater than 0.

Method Detail

setTabWidth

public void setTabWidth(int tabWidth)
                 throws IllegalArgumentException

Sets the tab width.

Parameters:

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

Throws:

IllegalArgumentException - if tabWidth is not greater than 0.

getTabWidth

public int getTabWidth()

Returns the tab width.

Returns:

The tabulation width.

write

public void write(int c)
           throws IOException

Writes a single character.

Overrides:

write in class FilterWriter

Throws:

IOException - If an I/O error occurs.

write

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

Writes a portion of an array of characters.

Overrides:

write in class FilterWriter

Parameters:

buffer - Buffer of characters to be written

offset - Offset from which to start reading characters

length - Number of characters to be written

Throws:

IOException - If an I/O error occurs.

write

public void write(String string,
                  int offset,
                  int length)
           throws IOException

Writes a portion of a string.

Overrides:

write in class FilterWriter

Parameters:

string - String to be written

offset - Offset from which to start reading characters

length - Number of characters to be written

Throws:

IOException - If an I/O error occurs.