Class SPARQLResultsSAXParser

java.lang.Object

org.eclipse.rdf4j.common.xml.SimpleSAXAdapter

org.eclipse.rdf4j.query.resultio.sparqlxml.SPARQLResultsSAXParser

All Implemented Interfaces:

SimpleSAXListener

class SPARQLResultsSAXParser
extends SimpleSAXAdapter

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	SPARQLResultsSAXParser.TripleContainer

Field Summary

Fields

Modifier and Type	Field	Description
private List<String>	bindingNames	The variable names that are specified in the header.
private String	currentBindingName	The most recently parsed binding name.
private MapBindingSet	currentSolution	The bound variables for the current result.
private Value	currentValue	The most recently parsed value.
private final QueryResultHandler	handler
private final org.slf4j.Logger	logger
private final Deque<SPARQLResultsSAXParser.TripleContainer>	tripleStack	stack for handling nested RDF-star triples
private final ValueFactory	valueFactory

Constructor Summary

Constructors

Constructor	Description
SPARQLResultsSAXParser(ValueFactory valueFactory, QueryResultHandler handler)

Method Summary

Modifier and Type	Method	Description
void	endDocument()	Notifies the listener that the parser has finished parsing.
void	endTag(String tagName)	Reports an end tag to the listener.
void	startDocument()	Notifies the listener that the parser has started parsing.
void	startTag(String tagName, Map<String,String> atts, String text)	Reports a start tag to the listener.

Methods inherited from class Object

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

Field Details

logger

private final org.slf4j.Logger logger

bindingNames

private List<String> bindingNames

The variable names that are specified in the header.

currentBindingName

private String currentBindingName

The most recently parsed binding name.

currentValue

private Value currentValue

The most recently parsed value.

currentSolution

private MapBindingSet currentSolution

The bound variables for the current result.

valueFactory

private final ValueFactory valueFactory

handler

private final QueryResultHandler handler

tripleStack

private final Deque<SPARQLResultsSAXParser.TripleContainer> tripleStack

stack for handling nested RDF-star triples

Constructor Details

SPARQLResultsSAXParser

public SPARQLResultsSAXParser(ValueFactory valueFactory,
 QueryResultHandler handler)

Method Details

startDocument

public void startDocument()
                   throws SAXException

Description copied from interface: SimpleSAXListener

Notifies the listener that the parser has started parsing.

Specified by:

startDocument in interface SimpleSAXListener

Overrides:

startDocument in class SimpleSAXAdapter

Throws:

SAXException

endDocument

public void endDocument()
                 throws SAXException

Description copied from interface: SimpleSAXListener

Notifies the listener that the parser has finished parsing.

Specified by:

endDocument in interface SimpleSAXListener

Overrides:

endDocument in class SimpleSAXAdapter

Throws:

SAXException

startTag

public void startTag(String tagName,
 Map<String,String> atts,
 String text)
              throws SAXException

Description copied from interface: SimpleSAXListener

Reports a start tag to the listener. The method call reports the tag's name, the attributes that were found in the start tag and any text that was found after the start tag.

Specified by:

startTag in interface SimpleSAXListener

Overrides:

startTag in class SimpleSAXAdapter

Parameters:

tagName - The tag name.

atts - A map containing key-value-pairs representing the attributes that were found in the start tag.

text - The text immediately following the start tag, or an empty string if the start tag was followed by a nested start tag or if no text (other than whitespace) was found between start- and end tag.

Throws:

SAXException

endTag

public void endTag(String tagName)
            throws SAXException

Description copied from interface: SimpleSAXListener

Reports an end tag to the listener.

Specified by:

endTag in interface SimpleSAXListener

Overrides:

endTag in class SimpleSAXAdapter

Parameters:

tagName - The tag name.

Throws:

SAXException