Class XmlSourceSaxHandler
- java.lang.Object
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- org.xml.sax.helpers.DefaultHandler
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- org.apache.torque.generator.source.stream.XmlSourceSaxHandler
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- All Implemented Interfaces:
ContentHandler,DTDHandler,EntityResolver,ErrorHandler
public class XmlSourceSaxHandler extends DefaultHandler
A SAX Handler for creating a source element tree from xml.
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Constructor Summary
Constructors Constructor Description XmlSourceSaxHandler(EntityReferences entityReferences)Constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voidcharacters(char[] ch, int start, int length)voidendElement(String uri, String localName, String qName)voiderror(SAXParseException exception)voidfatalError(SAXParseException exception)SourceElementgetRoot()Returns the root element of the tree.voidignorableWhitespace(char[] ch, int start, int length)InputSourceresolveEntity(String publicId, String systemId)EntityResolver implementation.voidstartElement(String uri, String localName, String qName, Attributes attributes)voidwarning(SAXParseException exception)-
Methods inherited from class org.xml.sax.helpers.DefaultHandler
endDocument, endPrefixMapping, notationDecl, processingInstruction, setDocumentLocator, skippedEntity, startDocument, startPrefixMapping, unparsedEntityDecl
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Constructor Detail
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XmlSourceSaxHandler
public XmlSourceSaxHandler(EntityReferences entityReferences)
Constructor.- Parameters:
entityReferences- the known entity references, not null.
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Method Detail
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startElement
public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException
- Specified by:
startElementin interfaceContentHandler- Overrides:
startElementin classDefaultHandler- Throws:
SAXException
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endElement
public void endElement(String uri, String localName, String qName) throws SAXException
- Specified by:
endElementin interfaceContentHandler- Overrides:
endElementin classDefaultHandler- Throws:
SAXException
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characters
public void characters(char[] ch, int start, int length) throws SAXException- Specified by:
charactersin interfaceContentHandler- Overrides:
charactersin classDefaultHandler- Throws:
SAXException
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ignorableWhitespace
public void ignorableWhitespace(char[] ch, int start, int length) throws SAXException- Specified by:
ignorableWhitespacein interfaceContentHandler- Overrides:
ignorableWhitespacein classDefaultHandler- Throws:
SAXException
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resolveEntity
public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException
EntityResolver implementation. Called by the XML parser- Specified by:
resolveEntityin interfaceEntityResolver- Overrides:
resolveEntityin classDefaultHandler- Parameters:
publicId- The public identifier of the external entity.systemId- The system identifier of the external entity.- Returns:
- an InputSource for the entity, or null if the URI is not known.
- Throws:
SAXExceptionIOException- See Also:
ConfigurationEntityResolver.resolveEntity(String, String)
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getRoot
public SourceElement getRoot()
Returns the root element of the tree.- Returns:
- the root element (may be null if no elements were in the xml) or null if the xml was not yet parsed.
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error
public void error(SAXParseException exception) throws SAXParseException
- Specified by:
errorin interfaceErrorHandler- Overrides:
errorin classDefaultHandler- Throws:
SAXParseException
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fatalError
public void fatalError(SAXParseException exception) throws SAXParseException
- Specified by:
fatalErrorin interfaceErrorHandler- Overrides:
fatalErrorin classDefaultHandler- Throws:
SAXParseException
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warning
public void warning(SAXParseException exception) throws SAXParseException
- Specified by:
warningin interfaceErrorHandler- Overrides:
warningin classDefaultHandler- Throws:
SAXParseException
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