net.rootdev.javardfa.output

Class TurtleSink

java.lang.Object

net.rootdev.javardfa.output.NTripleSink

net.rootdev.javardfa.output.TurtleSink

All Implemented Interfaces:

StatementSink

public class TurtleSink
extends NTripleSink

A pretty ropey turtle serialiser. Advantages: streams, no dependencies.

Author:

pldms

Field Summary

Fields inherited from class net.rootdev.javardfa.output.NTripleSink

comments, out

Constructor Summary

Constructors

Constructor and Description
TurtleSink(OutputStream os, String... comments)
TurtleSink(Writer writer, String... comments)

Method Summary

Modifier and Type	Method and Description
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.
protected String	enc(int codepoint)
void	end() Complete parsing
protected String	longenc(int codepoint)

Methods inherited from class net.rootdev.javardfa.output.NTripleSink

addPrefix, encode, quote, setBase, start, toLiteral, toNode

Methods inherited from class java.lang.Object

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

Constructor Detail

TurtleSink

public TurtleSink(OutputStream os,
                  String... comments)
           throws UnsupportedEncodingException

Throws:

UnsupportedEncodingException

TurtleSink

public TurtleSink(Writer writer,
                  String... comments)

Method Detail

end

public void end()

Description copied from interface: StatementSink

Complete parsing

Specified by:

end in interface StatementSink

Overrides:

end in class NTripleSink

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

Overrides:

addObject in class NTripleSink

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

Overrides:

addLiteral in class NTripleSink

Parameters:

subject - Subject of triple

predicate - Predicate

lex - Lexical form

lang - Language (may be null)

datatype - Datatype IRI (may be null)

enc

protected final String enc(int codepoint)

Overrides:

enc in class NTripleSink

longenc

protected final String longenc(int codepoint)

Overrides:

longenc in class NTripleSink