Package org.apache.lucene.analysis.compound.hyphenation

Class PatternParser

java.lang.Object

org.xml.sax.helpers.DefaultHandler

org.apache.lucene.analysis.compound.hyphenation.PatternParser

All Implemented Interfaces:

org.xml.sax.ContentHandler, org.xml.sax.DTDHandler, org.xml.sax.EntityResolver, org.xml.sax.ErrorHandler

public class PatternParser
extends org.xml.sax.helpers.DefaultHandler

A SAX document handler to read and parse hyphenation patterns from a XML file. This class has been taken from the Apache FOP project (http://xmlgraphics.apache.org/fop/). They have been slightly modified.

Field Summary

Fields

Modifier and Type	Field	Description
(package private) PatternConsumer	consumer
(package private) int	currElement
(package private) static int	ELEM_CLASSES
(package private) static int	ELEM_EXCEPTIONS
(package private) static int	ELEM_HYPHEN
(package private) static int	ELEM_PATTERNS
(package private) java.lang.String	errMsg
(package private) java.util.ArrayList<java.lang.Object>	exception
(package private) char	hyphenChar
(package private) org.xml.sax.XMLReader	parser
(package private) java.lang.StringBuilder	token

Constructor Summary

Constructors

Constructor	Description
PatternParser()
PatternParser(PatternConsumer consumer)

Method Summary

Modifier and Type	Method	Description
void	characters(char[] ch, int start, int length)
(package private) static org.xml.sax.XMLReader	createParser()	Creates a SAX parser using JAXP
void	endElement(java.lang.String uri, java.lang.String local, java.lang.String raw)
protected java.lang.String	getExceptionWord(java.util.ArrayList<?> ex)
protected static java.lang.String	getInterletterValues(java.lang.String pat)
private java.lang.String	getLocationString(org.xml.sax.SAXParseException ex)	Returns a string of the location.
protected static java.lang.String	getPattern(java.lang.String word)
protected java.util.ArrayList<java.lang.Object>	normalizeException(java.util.ArrayList<?> ex)
void	parse(java.lang.String filename)	Parses a hyphenation pattern file.
void	parse(org.xml.sax.InputSource source)	Parses a hyphenation pattern file.
protected java.lang.String	readToken(java.lang.StringBuilder chars)
org.xml.sax.InputSource	resolveEntity(java.lang.String publicId, java.lang.String systemId)
void	setConsumer(PatternConsumer consumer)
void	startElement(java.lang.String uri, java.lang.String local, java.lang.String raw, org.xml.sax.Attributes attrs)

Methods inherited from class org.xml.sax.helpers.DefaultHandler

endDocument, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, processingInstruction, setDocumentLocator, skippedEntity, startDocument, startPrefixMapping, unparsedEntityDecl, warning

Methods inherited from class java.lang.Object

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

Field Detail

parser

org.xml.sax.XMLReader parser

currElement

int currElement

consumer

PatternConsumer consumer

token

java.lang.StringBuilder token

exception

java.util.ArrayList<java.lang.Object> exception

hyphenChar

char hyphenChar

errMsg

java.lang.String errMsg

ELEM_CLASSES

static final int ELEM_CLASSES

See Also:

Constant Field Values

ELEM_EXCEPTIONS

static final int ELEM_EXCEPTIONS

See Also:

Constant Field Values

ELEM_PATTERNS

static final int ELEM_PATTERNS

See Also:

Constant Field Values

ELEM_HYPHEN

static final int ELEM_HYPHEN

See Also:

Constant Field Values

Constructor Detail

PatternParser

public PatternParser()

PatternParser

public PatternParser(PatternConsumer consumer)

Method Detail

setConsumer

public void setConsumer(PatternConsumer consumer)

parse

public void parse(java.lang.String filename)
           throws java.io.IOException

Parses a hyphenation pattern file.

Parameters:

filename - the filename

Throws:

java.io.IOException - In case of an exception while parsing

parse

public void parse(org.xml.sax.InputSource source)
           throws java.io.IOException

Parses a hyphenation pattern file.

Parameters:

source - the InputSource for the file

Throws:

java.io.IOException - In case of an exception while parsing

createParser

static org.xml.sax.XMLReader createParser()

Creates a SAX parser using JAXP

Returns:

the created SAX parser

readToken

protected java.lang.String readToken(java.lang.StringBuilder chars)

getPattern

protected static java.lang.String getPattern(java.lang.String word)

normalizeException

protected java.util.ArrayList<java.lang.Object> normalizeException(java.util.ArrayList<?> ex)

getExceptionWord

protected java.lang.String getExceptionWord(java.util.ArrayList<?> ex)

getInterletterValues

protected static java.lang.String getInterletterValues(java.lang.String pat)

resolveEntity

public org.xml.sax.InputSource resolveEntity(java.lang.String publicId,
                                             java.lang.String systemId)

Specified by:

resolveEntity in interface org.xml.sax.EntityResolver

Overrides:

resolveEntity in class org.xml.sax.helpers.DefaultHandler

startElement

public void startElement(java.lang.String uri,
                         java.lang.String local,
                         java.lang.String raw,
                         org.xml.sax.Attributes attrs)

Specified by:

startElement in interface org.xml.sax.ContentHandler

Overrides:

startElement in class org.xml.sax.helpers.DefaultHandler

See Also:

ContentHandler.startElement(java.lang.String, java.lang.String, java.lang.String, org.xml.sax.Attributes)

endElement

public void endElement(java.lang.String uri,
                       java.lang.String local,
                       java.lang.String raw)

Specified by:

endElement in interface org.xml.sax.ContentHandler

Overrides:

endElement in class org.xml.sax.helpers.DefaultHandler

See Also:

ContentHandler.endElement(java.lang.String, java.lang.String, java.lang.String)

characters

public void characters(char[] ch,
                       int start,
                       int length)

Specified by:

characters in interface org.xml.sax.ContentHandler

Overrides:

characters in class org.xml.sax.helpers.DefaultHandler

See Also:

ContentHandler.characters(char[], int, int)

getLocationString

private java.lang.String getLocationString(org.xml.sax.SAXParseException ex)

Returns a string of the location.