Package net.ontopia.topicmaps.xml

Class XTMSnifferContentHandler

java.lang.Object

org.xml.sax.helpers.DefaultHandler

net.ontopia.topicmaps.xml.XTMSnifferContentHandler

All Implemented Interfaces:

ContentHandler, DTDHandler, EntityResolver, ErrorHandler, DeclHandler, LexicalHandler

public class XTMSnifferContentHandler
extends DefaultHandler
implements DeclHandler, LexicalHandler

INTERNAL: This content handler is used to detect whether the XTM event stream being read is an XTM 1.0 or 2.x document. Once this is clear, the handler configures the parser accordingly with the correct handlers.

Field Summary

Fields

Modifier and Type	Field	Description
protected static String	EMPTY_LOCALNAME
protected static String	EMPTY_NAMESPACE

Constructor Summary

Constructors

Constructor	Description
XTMSnifferContentHandler(XTMTopicMapReader reader, TopicMapStoreFactoryIF store_factory, XMLReader parser, LocatorIF base_address)

Method Summary

Modifier and Type	Method	Description
void	attributeDecl(String eName, String aName, String type, String mode, String value)
void	comment(char[] ch, int start, int length)
void	elementDecl(String name, String model)
void	endCDATA()
void	endDocument()
void	endDTD()
void	endElement(String uri, String name, String qname)
void	endEntity(String name)
void	externalEntityDecl(String name, String publicId, String systemId)
Collection	getTopicMaps()
XTMVersion	getXTMVersion()
void	internalEntityDecl(String name, String value)
void	setDocumentLocator(Locator locator)
void	startCDATA()
void	startDTD(String name, String publicId, String systemId)
void	startElement(String uri, String name, String qname, Attributes atts)
void	startElement_(String uri, String name, String qname, Attributes atts)
void	startEntity(String name)

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

characters, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, processingInstruction, resolveEntity, 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

EMPTY_NAMESPACE

protected static final String EMPTY_NAMESPACE

See Also:

Constant Field Values

EMPTY_LOCALNAME

protected static final String EMPTY_LOCALNAME

See Also:

Constant Field Values

Constructor Detail

XTMSnifferContentHandler

public XTMSnifferContentHandler(XTMTopicMapReader reader,
                                TopicMapStoreFactoryIF store_factory,
                                XMLReader parser,
                                LocatorIF base_address)

Method Detail

startElement

public void startElement(String uri,
                         String name,
                         String qname,
                         Attributes atts)
                  throws SAXException

Specified by:

startElement in interface ContentHandler

Overrides:

startElement in class DefaultHandler

Throws:

SAXException

startElement_

public void startElement_(String uri,
                          String name,
                          String qname,
                          Attributes atts)
                   throws SAXException

Throws:

SAXException

endElement

public void endElement(String uri,
                       String name,
                       String qname)

Specified by:

endElement in interface ContentHandler

Overrides:

endElement in class DefaultHandler

endDocument

public void endDocument()

Specified by:

endDocument in interface ContentHandler

Overrides:

endDocument in class DefaultHandler

setDocumentLocator

public void setDocumentLocator(Locator locator)

Specified by:

setDocumentLocator in interface ContentHandler

Overrides:

setDocumentLocator in class DefaultHandler

externalEntityDecl

public void externalEntityDecl(String name,
                               String publicId,
                               String systemId)

Specified by:

externalEntityDecl in interface DeclHandler

attributeDecl

public void attributeDecl(String eName,
                          String aName,
                          String type,
                          String mode,
                          String value)

Specified by:

attributeDecl in interface DeclHandler

elementDecl

public void elementDecl(String name,
                        String model)

Specified by:

elementDecl in interface DeclHandler

internalEntityDecl

public void internalEntityDecl(String name,
                               String value)

Specified by:

internalEntityDecl in interface DeclHandler

startEntity

public void startEntity(String name)

Specified by:

startEntity in interface LexicalHandler

endEntity

public void endEntity(String name)

Specified by:

endEntity in interface LexicalHandler

comment

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

Specified by:

comment in interface LexicalHandler

startCDATA

public void startCDATA()

Specified by:

startCDATA in interface LexicalHandler

endCDATA

public void endCDATA()

Specified by:

endCDATA in interface LexicalHandler

startDTD

public void startDTD(String name,
                     String publicId,
                     String systemId)

Specified by:

startDTD in interface LexicalHandler

endDTD

public void endDTD()

Specified by:

endDTD in interface LexicalHandler

getTopicMaps

public Collection getTopicMaps()

getXTMVersion

public XTMVersion getXTMVersion()