Package org.apache.ivy.osgi.filter

Class OSGiFilterParser.Parser

java.lang.Object

org.apache.ivy.osgi.filter.OSGiFilterParser.Parser

Enclosing class:

OSGiFilterParser

static class OSGiFilterParser.Parser
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
private char	c	last read character
private int	length	the length of the source
private int	pos	position in the source
private final String	text	text to parse

Constructor Summary

Constructors

Constructor	Description
Parser(String text)	Default constructor

Method Summary

Modifier and Type	Method	Description
private boolean	isOperator(char ch)
(package private) OSGiFilter	parse()	Do the parsing
private OSGiFilter	parseAnd()
private CompareFilter.Operator	parseCompareOperator()
private String	parseCompareValue()
private OSGiFilter	parseFilter()
private OSGiFilter	parseFilterComp()
private void	parseFilterList(MultiOperatorFilter filter)
private OSGiFilter	parseNot()
private OSGiFilter	parseOperation()
private OSGiFilter	parseOr()
private char	readNext()
private void	skipWhiteSpace()
private void	unread()

Methods inherited from class java.lang.Object

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

Field Details

text

private final String text

text to parse

length

private int length

the length of the source

pos

private int pos

position in the source

c

private char c

last read character

Constructor Details

Parser

Parser(String text)

Default constructor

Parameters:

text - the header to parse

Method Details

parse

OSGiFilter parse()
          throws ParseException

Do the parsing

Returns:

OSGiFilter

Throws:

ParseException - if something goes wrong

readNext

private char readNext()

unread

private void unread()

parseFilter

private OSGiFilter parseFilter()
                        throws ParseException

Throws:

ParseException

parseFilterComp

private OSGiFilter parseFilterComp()
                            throws ParseException

Throws:

ParseException

parseOperation

private OSGiFilter parseOperation()
                           throws ParseException

Throws:

ParseException

parseCompareValue

private String parseCompareValue()

isOperator

private boolean isOperator(char ch)

parseCompareOperator

private CompareFilter.Operator parseCompareOperator()
                                             throws ParseException

Throws:

ParseException

parseAnd

private OSGiFilter parseAnd()
                     throws ParseException

Throws:

ParseException

parseOr

private OSGiFilter parseOr()
                    throws ParseException

Throws:

ParseException

parseFilterList

private void parseFilterList(MultiOperatorFilter filter)
                      throws ParseException

Throws:

ParseException

parseNot

private OSGiFilter parseNot()
                     throws ParseException

Throws:

ParseException

skipWhiteSpace

private void skipWhiteSpace()