Package net.sf.saxon.regex

Interface RegexMatchHandler

public interface RegexMatchHandler

Interface defining a call-back action for processing captured groups within a regular expression

Method Summary

Modifier and Type	Method	Description
void	characters(UnicodeString s)	Method to be called with each fragment of text in a matching substring
void	onGroupEnd(int groupNumber)	Method to be called when the end of a captured group is encountered
void	onGroupStart(int groupNumber)	Method to be called when the start of a captured group is encountered
void	onLookaheadGroup(int groupNumber, int position, UnicodeString value)	Method to be called when a lookahead captured group is encountered

Method Details

characters

void characters(UnicodeString s)
         throws XPathException

Method to be called with each fragment of text in a matching substring

Parameters:

s - a matching substring, or part thereof that falls within a specific group

Throws:

XPathException

onGroupStart

void onGroupStart(int groupNumber)
           throws XPathException

Method to be called when the start of a captured group is encountered

Parameters:

groupNumber - the group number of the captured group

Throws:

XPathException

onGroupEnd

void onGroupEnd(int groupNumber)
         throws XPathException

Method to be called when the end of a captured group is encountered

Parameters:

groupNumber - the group number of the captured group

Throws:

XPathException

onLookaheadGroup

void onLookaheadGroup(int groupNumber,
 int position,
 UnicodeString value)
               throws XPathException

Method to be called when a lookahead captured group is encountered

Parameters:

groupNumber - the group number of the captured group

position - the position within the input string of the captured group

value - the captured substring

Throws:

XPathException