org.semarglproject.rdf

Class RdfXmlParser

java.lang.Object

org.semarglproject.sink.Pipe<TripleSink>

org.semarglproject.rdf.RdfXmlParser

All Implemented Interfaces:

DataSink, XmlSink, ContentHandler, LexicalHandler

public final class RdfXmlParser
extends Pipe<TripleSink>
implements XmlSink

Implementation of streaming RDF/XML parser.
List of supported options:

• StreamProcessor.PROCESSOR_GRAPH_HANDLER_PROPERTY
• StreamProcessor.ENABLE_ERROR_RECOVERY

Field Summary

Fields

Modifier and Type	Field and Description
static String	ERROR Class URI for errors produced by a parser

Fields inherited from class org.semarglproject.sink.Pipe

sink

Method Summary

Modifier and Type	Method and Description
void	characters(char[] buffer, int offset, int length)
void	comment(char[] buffer, int offset, int length)
static XmlSink	connect(TripleSink sink) Creates instance of RdfXmlParser connected to specified sink.
void	endCDATA()
void	endDocument()
void	endDTD()
void	endElement(String namespaceUri, String lname, String qname)
void	endEntity(String arg0)
void	endPrefixMapping(String arg0)
void	ignorableWhitespace(char[] buffer, int offset, int length)
ParseException	processException(SAXException e)
void	processingInstruction(String target, String data)
void	setBaseUri(String baseUri)
void	setDocumentLocator(Locator arg0)
protected boolean	setPropertyInternal(String key, Object value)
void	skippedEntity(String arg0)
void	startCDATA()
void	startDocument()
void	startDTD(String arg0, String arg1, String arg2)
void	startElement(String nsUri, String lname, String qname, Attributes attrs)
void	startEntity(String arg0)
void	startPrefixMapping(String abbr, String uri)

Methods inherited from class org.semarglproject.sink.Pipe

endStream, setProperty, startStream

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.semarglproject.sink.DataSink

endStream, setProperty, startStream

Field Detail

ERROR

public static final String ERROR

Class URI for errors produced by a parser

See Also:

Constant Field Values

Method Detail

connect

public static XmlSink connect(TripleSink sink)

Creates instance of RdfXmlParser connected to specified sink.

Parameters:

sink - sink to be connected to

Returns:

instance of RdfXmlParser

startElement

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

Specified by:

startElement in interface ContentHandler

Throws:

SAXException

endElement

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

Specified by:

endElement in interface ContentHandler

Throws:

SAXException

startDocument

public void startDocument()
                   throws SAXException

Specified by:

startDocument in interface ContentHandler

Throws:

SAXException

endDocument

public void endDocument()
                 throws SAXException

Specified by:

endDocument in interface ContentHandler

Throws:

SAXException

characters

public void characters(char[] buffer,
                       int offset,
                       int length)
                throws SAXException

Specified by:

characters in interface ContentHandler

Throws:

SAXException

ignorableWhitespace

public void ignorableWhitespace(char[] buffer,
                                int offset,
                                int length)
                         throws SAXException

Specified by:

ignorableWhitespace in interface ContentHandler

Throws:

SAXException

processingInstruction

public void processingInstruction(String target,
                                  String data)
                           throws SAXException

Specified by:

processingInstruction in interface ContentHandler

Throws:

SAXException

comment

public void comment(char[] buffer,
                    int offset,
                    int length)
             throws SAXException

Specified by:

comment in interface LexicalHandler

Throws:

SAXException

startPrefixMapping

public void startPrefixMapping(String abbr,
                               String uri)
                        throws SAXException

Specified by:

startPrefixMapping in interface ContentHandler

Throws:

SAXException

setBaseUri

public void setBaseUri(String baseUri)

Specified by:

setBaseUri in interface DataSink

setDocumentLocator

public void setDocumentLocator(Locator arg0)

Specified by:

setDocumentLocator in interface ContentHandler

skippedEntity

public void skippedEntity(String arg0)
                   throws SAXException

Specified by:

skippedEntity in interface ContentHandler

Throws:

SAXException

endPrefixMapping

public void endPrefixMapping(String arg0)
                      throws SAXException

Specified by:

endPrefixMapping in interface ContentHandler

Throws:

SAXException

endCDATA

public void endCDATA()
              throws SAXException

Specified by:

endCDATA in interface LexicalHandler

Throws:

SAXException

endDTD

public void endDTD()
            throws SAXException

Specified by:

endDTD in interface LexicalHandler

Throws:

SAXException

endEntity

public void endEntity(String arg0)
               throws SAXException

Specified by:

endEntity in interface LexicalHandler

Throws:

SAXException

startCDATA

public void startCDATA()
                throws SAXException

Specified by:

startCDATA in interface LexicalHandler

Throws:

SAXException

startDTD

public void startDTD(String arg0,
                     String arg1,
                     String arg2)
              throws SAXException

Specified by:

startDTD in interface LexicalHandler

Throws:

SAXException

startEntity

public void startEntity(String arg0)
                 throws SAXException

Specified by:

startEntity in interface LexicalHandler

Throws:

SAXException

processException

public ParseException processException(SAXException e)

Specified by:

processException in interface XmlSink

setPropertyInternal

protected boolean setPropertyInternal(String key,
                                      Object value)

Specified by:

setPropertyInternal in class Pipe<TripleSink>