com.quadrique.jbuildingblocks.gui
Class RegularExpressionFormatter

java.lang.Object
  javax.swing.JFormattedTextField.AbstractFormatter
      javax.swing.text.DefaultFormatter
          com.quadrique.jbuildingblocks.gui.RegularExpressionFormatter

All Implemented Interfaces:

Serializable, Cloneable

public class RegularExpressionFormatter
extends DefaultFormatter

A regular expression based implementation of AbstractFormatter.

See Also:

Serialized Form

Constructor Summary

RegularExpressionFormatter()

RegularExpressionFormatter(Pattern pattern)
Creates a regular expression based AbstractFormatter.

RegularExpressionFormatter(String pattern)
Creates a regular expression based AbstractFormatter.

Method Summary

Pattern	getPattern() Returns the Pattern used to determine if a value is legal.
void	setPattern(Pattern pattern) Sets the pattern that will be used to determine if a value is legal.
Object	stringToValue(String text) Parses text returning an arbitrary Object.

Methods inherited from class javax.swing.text.DefaultFormatter

clone, getAllowsInvalid, getCommitsOnValidEdit, getOverwriteMode, getValueClass, install, setAllowsInvalid, setCommitsOnValidEdit, setOverwriteMode, setValueClass, valueToString

Methods inherited from class javax.swing.JFormattedTextField.AbstractFormatter

uninstall

Methods inherited from class java.lang.Object

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

Constructor Detail

RegularExpressionFormatter

public RegularExpressionFormatter()

RegularExpressionFormatter

public RegularExpressionFormatter(String pattern)
                           throws PatternSyntaxException

Creates a regular expression based AbstractFormatter. pattern specifies the regular expression that will be used to determine if a value is legal.

Throws:

PatternSyntaxException

RegularExpressionFormatter

public RegularExpressionFormatter(Pattern pattern)

Creates a regular expression based AbstractFormatter. pattern specifies the regular expression that will be used to determine if a value is legal.

Method Detail

setPattern

public void setPattern(Pattern pattern)

Sets the pattern that will be used to determine if a value is legal.

getPattern

public Pattern getPattern()

Returns the Pattern used to determine if a value is legal.

stringToValue

public Object stringToValue(String text)
                     throws ParseException

Parses text returning an arbitrary Object. Some formatters may return null.

If a Pattern has been specified and the text completely matches the regular expression this will invoke setMatcher.

Overrides:

stringToValue in class DefaultFormatter

Parameters:

text - String to convert

Returns:

Object representation of text

Throws:

ParseException - if there is an error in the conversion