net.rootdev.javardfa.output
Class RDFXMLSink

java.lang.Object
  net.rootdev.javardfa.output.RDFXMLSink

All Implemented Interfaces:

StatementSink

public class RDFXMLSink
extends Object
implements StatementSink

A pretty ropey RDF/XML serialiser. Advantages: streams, no dependencies.

Author:

pldms

Constructor Summary

RDFXMLSink(OutputStream os, String... comments)

Method Summary

void	addLiteral(String subject, String predicate, String lex, String lang, String datatype) Add statement with a literal object.
void	addObject(String subject, String predicate, String object) Add statement with non-literal object.
void	addPrefix(String prefix, String uri) Add a prefix mapping.
void	end() Complete parsing
void	setBase(String base)
protected String[]	split(String predicate)
void	start() Begin parsing

Methods inherited from class java.lang.Object

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

Constructor Detail

RDFXMLSink

public RDFXMLSink(OutputStream os,
                  String... comments)

Method Detail

start

public void start()

Description copied from interface: StatementSink

Begin parsing

Specified by:

start in interface StatementSink

end

public void end()

Description copied from interface: StatementSink

Complete parsing

Specified by:

end in interface StatementSink

addObject

public void addObject(String subject,
                      String predicate,
                      String object)

Description copied from interface: StatementSink

Add statement with non-literal object. Blank nodes begin with _:, variables with ?, otherwise IRI

Specified by:

addObject in interface StatementSink

Parameters:

subject - Subject of triple

predicate - Predicate

object - Object

addLiteral

public void addLiteral(String subject,
                       String predicate,
                       String lex,
                       String lang,
                       String datatype)

Description copied from interface: StatementSink

Add statement with a literal object. As above, blank nodes begin with _:, variables with ?, otherwise IRI

Specified by:

addLiteral in interface StatementSink

Parameters:

subject - Subject of triple

predicate - Predicate

lex - Lexical form

lang - Language (may be null)

datatype - Datatype IRI (may be null)

addPrefix

public void addPrefix(String prefix,
                      String uri)

Description copied from interface: StatementSink

Add a prefix mapping.

Specified by:

addPrefix in interface StatementSink

split

protected String[] split(String predicate)

setBase

public void setBase(String base)

Specified by:

setBase in interface StatementSink