net.ontopia.topicmaps.schema.impl.osl
Class OSLSchemaContentHandler

java.lang.Object
  org.xml.sax.helpers.DefaultHandler
      net.ontopia.topicmaps.schema.impl.osl.OSLSchemaContentHandler

All Implemented Interfaces:

ContentHandler, DTDHandler, EntityResolver, ErrorHandler

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

INTERNAL: SAX2 content handler used for importing OSL topic map schemas into the schema object model.

Field Summary

protected LocatorIF	base_address
protected String	curelem
protected List	forwardrefs
protected Stack	openElements
protected Stack	openObjects
protected Locator	saxlocator
protected OSLSchema	schema
protected XMLReaderFactoryIF	xrfactory

Constructor Summary

OSLSchemaContentHandler(XMLReaderFactoryIF xrfactory, LocatorIF base_address)

Method Summary

void	beginElement(String name, Attributes attrs)
void	endDocument()
void	endElement(String name)
void	endElement(String uri, String lname, String qname)
protected AssociationClass	getAssociationClass()
protected AssociationRoleConstraint	getAssociationRoleConstraint()
protected SAXException	getException(String message)
OSLSchema	getSchema()
protected ScopedConstraintIF	getScopedConstraint()
protected ScopeSpecification	getScopeSpecification()
protected TopicClass	getTopicClass()
protected TopicConstraintCollection	getTopicConstraintCollection()
protected TopicNameConstraint	getTopicNameConstraint()
protected TopicRoleConstraint	getTopicRoleConstraint()
protected boolean	getTrueFalse(String value, String tvalue, String fvalue)
protected TypedConstraintIF	getTypedConstraint()
protected TypeSpecification	getTypeSpecification()
protected VariantConstraint	getVariantConstraint()
protected void	inheritScope(ScopedConstraintIF parent, ScopedConstraintIF child)
void	setDocumentLocator(Locator locator)
protected void	setMinMax(CardinalityConstraintIF constraint, Attributes attrs)
void	startDocument()
void	startElement(String name, Attributes attrs)
void	startElement(String uri, String lname, String qname, Attributes attrs)
void	stopElement(String name)
protected void	verifyParent(String name)
protected void	verifyParent(String[] names)
protected void	verifyParent(String name1, String name2)

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

characters, 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

xrfactory

protected XMLReaderFactoryIF xrfactory

base_address

protected LocatorIF base_address

schema

protected OSLSchema schema

curelem

protected String curelem

saxlocator

protected Locator saxlocator

openElements

protected Stack openElements

openObjects

protected Stack openObjects

forwardrefs

protected List forwardrefs

Constructor Detail

OSLSchemaContentHandler

public OSLSchemaContentHandler(XMLReaderFactoryIF xrfactory,
                               LocatorIF base_address)

Method Detail

beginElement

public void beginElement(String name,
                         Attributes attrs)
                  throws MalformedURLException,
                         SAXException

Throws:

MalformedURLException

SAXException

stopElement

public void stopElement(String name)
                 throws SAXException

Throws:

SAXException

startDocument

public void startDocument()

Specified by:

startDocument in interface ContentHandler

Overrides:

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

startElement

public void startElement(String name,
                         Attributes attrs)
                  throws SAXException

Throws:

SAXException

endElement

public void endElement(String name)
                throws SAXException

Throws:

SAXException

endDocument

public void endDocument()
                 throws SAXException

Specified by:

endDocument in interface ContentHandler

Overrides:

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

Throws:

SAXException

startElement

public void startElement(String uri,
                         String lname,
                         String qname,
                         Attributes attrs)
                  throws SAXException

Specified by:

startElement in interface ContentHandler

Overrides:

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

Throws:

SAXException

endElement

public void endElement(String uri,
                       String lname,
                       String qname)
                throws SAXException

Specified by:

endElement in interface ContentHandler

Overrides:

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

Throws:

SAXException

getSchema

public OSLSchema getSchema()

getTopicConstraintCollection

protected TopicConstraintCollection getTopicConstraintCollection()
                                                          throws SAXException

Throws:

SAXException

getTopicClass

protected TopicClass getTopicClass()
                            throws SAXException

Throws:

SAXException

getAssociationClass

protected AssociationClass getAssociationClass()
                                        throws SAXException

Throws:

SAXException

getTopicRoleConstraint

protected TopicRoleConstraint getTopicRoleConstraint()
                                              throws SAXException

Throws:

SAXException

getAssociationRoleConstraint

protected AssociationRoleConstraint getAssociationRoleConstraint()
                                                          throws SAXException

Throws:

SAXException

getTopicNameConstraint

protected TopicNameConstraint getTopicNameConstraint()
                                              throws SAXException

Throws:

SAXException

getVariantConstraint

protected VariantConstraint getVariantConstraint()
                                          throws SAXException

Throws:

SAXException

getScopedConstraint

protected ScopedConstraintIF getScopedConstraint()
                                          throws SAXException

Throws:

SAXException

getTypedConstraint

protected TypedConstraintIF getTypedConstraint()
                                        throws SAXException

Throws:

SAXException

getScopeSpecification

protected ScopeSpecification getScopeSpecification()
                                            throws SAXException

Throws:

SAXException

getTypeSpecification

protected TypeSpecification getTypeSpecification()
                                          throws SAXException

Throws:

SAXException

setDocumentLocator

public void setDocumentLocator(Locator locator)

Specified by:

setDocumentLocator in interface ContentHandler

Overrides:

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

verifyParent

protected void verifyParent(String name)
                     throws SAXException

Throws:

SAXException

verifyParent

protected void verifyParent(String name1,
                            String name2)
                     throws SAXException

Throws:

SAXException

verifyParent

protected void verifyParent(String[] names)
                     throws SAXException

Throws:

SAXException

getException

protected SAXException getException(String message)

inheritScope

protected void inheritScope(ScopedConstraintIF parent,
                            ScopedConstraintIF child)

setMinMax

protected void setMinMax(CardinalityConstraintIF constraint,
                         Attributes attrs)
                  throws SAXException

Throws:

SAXException

getTrueFalse

protected boolean getTrueFalse(String value,
                               String tvalue,
                               String fvalue)
                        throws SAXException

Throws:

SAXException