net.sourceforge.chaperon.model.grammar
Class GrammarFactory

java.lang.Object
  org.xml.sax.helpers.DefaultHandler
      net.sourceforge.chaperon.model.grammar.GrammarFactory

All Implemented Interfaces:

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

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

This class should generate a grammar from a SAX stream

Version:

CVS $Id: GrammarFactory.java,v 1.5 2003/12/14 09:48:34 benedikta Exp $

Author:

Stephan Michels

Field Summary

static java.lang.String	ASSOCIATIVITY_ELEMENT Element name
static java.lang.String	ERRORSYMBOL_ELEMENT Element name
static java.lang.String	GRAMMAR_ELEMENT Element name
static java.lang.String	NONTERMINALSYMBOL_ELEMENT Element name
static java.lang.String	NS The namspace of the grammar configuration
static java.lang.String	PRECEDENCE_ATTRIBUTE Attribute name of the Precedence property
static java.lang.String	PRIORITY_ELEMENT Element name
static java.lang.String	PRODUCTION_ELEMENT Element name
static java.lang.String	STARTSYMBOL_ELEMENT Element name
static java.lang.String	SYMBOL_ATTRIBUTE Attribute name
static java.lang.String	TERMINALSYMBOL_ELEMENT Element name
static java.lang.String	TYPE_ATTRIBUTE Attribute name of the associativity property

Constructor Summary

GrammarFactory()

Method Summary

void	endElement(java.lang.String namespaceURI, java.lang.String localName, java.lang.String qName) Receive notification of the end of an element.
Grammar	getGrammar() Returns the generated Grammar
void	setDocumentLocator(org.xml.sax.Locator locator) Receive an object for locating the origin of SAX document events.
void	startDocument() Receive notification of the beginning of a document.
void	startElement(java.lang.String namespaceURI, java.lang.String localName, java.lang.String qName, org.xml.sax.Attributes atts) Receive notification of the beginning of an element.

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

characters, endDocument, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, processingInstruction, resolveEntity, skippedEntity, startPrefixMapping, unparsedEntityDecl, warning

Methods inherited from class java.lang.Object

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

Field Detail

NS

public static final java.lang.String NS

The namspace of the grammar configuration

See Also:

Constant Field Values

GRAMMAR_ELEMENT

public static final java.lang.String GRAMMAR_ELEMENT

Element name

See Also:

Constant Field Values

PRODUCTION_ELEMENT

public static final java.lang.String PRODUCTION_ELEMENT

Element name

See Also:

Constant Field Values

PRECEDENCE_ATTRIBUTE

public static final java.lang.String PRECEDENCE_ATTRIBUTE

Attribute name of the Precedence property

See Also:

Constant Field Values

NONTERMINALSYMBOL_ELEMENT

public static final java.lang.String NONTERMINALSYMBOL_ELEMENT

Element name

See Also:

Constant Field Values

TERMINALSYMBOL_ELEMENT

public static final java.lang.String TERMINALSYMBOL_ELEMENT

Element name

See Also:

Constant Field Values

ERRORSYMBOL_ELEMENT

public static final java.lang.String ERRORSYMBOL_ELEMENT

Element name

See Also:

Constant Field Values

STARTSYMBOL_ELEMENT

public static final java.lang.String STARTSYMBOL_ELEMENT

Element name

See Also:

Constant Field Values

PRIORITY_ELEMENT

public static final java.lang.String PRIORITY_ELEMENT

Element name

See Also:

Constant Field Values

ASSOCIATIVITY_ELEMENT

public static final java.lang.String ASSOCIATIVITY_ELEMENT

Element name

See Also:

Constant Field Values

TYPE_ATTRIBUTE

public static final java.lang.String TYPE_ATTRIBUTE

Attribute name of the associativity property

See Also:

Constant Field Values

SYMBOL_ATTRIBUTE

public static final java.lang.String SYMBOL_ATTRIBUTE

Attribute name

See Also:

Constant Field Values

Constructor Detail

GrammarFactory

public GrammarFactory()

Method Detail

getGrammar

public Grammar getGrammar()

Returns the generated Grammar

Returns:

Grammar

setDocumentLocator

public void setDocumentLocator(org.xml.sax.Locator locator)

Receive an object for locating the origin of SAX document events.

Specified by:

setDocumentLocator in interface org.xml.sax.ContentHandler

Overrides:

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

startDocument

public void startDocument()

Receive notification of the beginning of a document.

Specified by:

startDocument in interface org.xml.sax.ContentHandler

Overrides:

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

startElement

public void startElement(java.lang.String namespaceURI,
                         java.lang.String localName,
                         java.lang.String qName,
                         org.xml.sax.Attributes atts)
                  throws org.xml.sax.SAXException

Receive notification of the beginning of an element.

Specified by:

startElement in interface org.xml.sax.ContentHandler

Overrides:

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

Parameters:

namespaceURI - The Namespace URI, or the empty string if the element has no Namespace URI or if Namespace processing is not being performed.

localName - The local name (without prefix), or the empty string if Namespace processing is not being performed.

qName - The raw XML 1.0 name (with prefix), or the empty string if raw names are not available.

atts - The attributes attached to the element. If there are no attributes, it shall be an empty Attributes object.

Throws:

org.xml.sax.SAXException

endElement

public void endElement(java.lang.String namespaceURI,
                       java.lang.String localName,
                       java.lang.String qName)
                throws org.xml.sax.SAXException

Receive notification of the end of an element.

Specified by:

endElement in interface org.xml.sax.ContentHandler

Overrides:

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

Parameters:

namespaceURI - The Namespace URI, or the empty string if the element has no Namespace URI or if Namespace processing is not being performed.

localName - The local name (without prefix), or the empty string if Namespace processing is not being performed.

qName - The raw XML 1.0 name (with prefix), or the empty string if raw names are not available.

Throws:

org.xml.sax.SAXException