Package org.eclipse.rdf4j.rio.trig
Class TriGWriter
- java.lang.Object
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- org.eclipse.rdf4j.rio.helpers.AbstractRDFWriter
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- org.eclipse.rdf4j.rio.turtle.TurtleWriter
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- org.eclipse.rdf4j.rio.trig.TriGWriter
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- All Implemented Interfaces:
CharSink,Sink,RDFHandler,RDFWriter
- Direct Known Subclasses:
TriGStarWriter
public class TriGWriter extends TurtleWriter
An extension ofTurtleWriterthat writes RDF documents in TriG format by adding graph scopes to the Turtle document.- Author:
- Arjohn Kampman
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Field Summary
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Fields inherited from class org.eclipse.rdf4j.rio.turtle.TurtleWriter
baseIRI, bufferedStatements, lastWrittenPredicate, lastWrittenSubject, statementClosed, writer
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Fields inherited from class org.eclipse.rdf4j.rio.helpers.AbstractRDFWriter
namespaceTable, statementConsumer
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Constructor Summary
Constructors Constructor Description TriGWriter(OutputStream out)Creates a new TriGWriter that will write to the supplied OutputStream.TriGWriter(OutputStream out, ParsedIRI baseIRI)Creates a new TriGWriter that will write to the supplied OutputStream.TriGWriter(Writer writer)Creates a new TriGWriter that will write to the supplied Writer.TriGWriter(Writer writer, ParsedIRI baseIRI)Creates a new TriGWriter that will write to the supplied Writer.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected voidcloseActiveContext()voidendRDF()Signals the end of the RDF data.RDFFormatgetRDFFormat()Gets the RDF format that this RDFWriter uses.voidstartRDF()Signals the start of the RDF data.protected voidwriteNamespace(String prefix, String name)protected voidwriteStatement(Resource subj, IRI pred, Value obj, Resource context, boolean canShortenSubject, boolean canShortenObject)-
Methods inherited from class org.eclipse.rdf4j.rio.turtle.TurtleWriter
closePreviousStatement, consumeStatement, getModelFactory, getSupportedSettings, getWriter, handleComment, handleNamespace, handleStatementInternal, setModelFactory, writeBase, writeBNode, writeBNode, writeCommentLine, writeLiteral, writePredicate, writeResource, writeResource, writeTriple, writeTripleRDFStar, writeURI, writeValue, writeValue
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Methods inherited from class org.eclipse.rdf4j.rio.helpers.AbstractRDFWriter
checkWritingStarted, getFileFormat, getWriterConfig, handleStatement, isWritingStarted, set, setWriterConfig
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.eclipse.rdf4j.rio.RDFHandler
handleStatement
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Methods inherited from interface org.eclipse.rdf4j.rio.RDFWriter
getWriterConfig, set, setWriterConfig
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Methods inherited from interface org.eclipse.rdf4j.common.io.Sink
acceptsFileFormat, getFileFormat
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Constructor Detail
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TriGWriter
public TriGWriter(OutputStream out)
Creates a new TriGWriter that will write to the supplied OutputStream.- Parameters:
out- The OutputStream to write the TriG document to.
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TriGWriter
public TriGWriter(OutputStream out, ParsedIRI baseIRI)
Creates a new TriGWriter that will write to the supplied OutputStream.- Parameters:
out- The OutputStream to write the TriG document to.baseIRI-
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TriGWriter
public TriGWriter(Writer writer)
Creates a new TriGWriter that will write to the supplied Writer.- Parameters:
writer- The Writer to write the TriG document to.
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Method Detail
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getRDFFormat
public RDFFormat getRDFFormat()
Description copied from interface:RDFWriterGets the RDF format that this RDFWriter uses.- Specified by:
getRDFFormatin interfaceRDFWriter- Overrides:
getRDFFormatin classTurtleWriter
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startRDF
public void startRDF() throws RDFHandlerExceptionDescription copied from interface:RDFHandlerSignals the start of the RDF data. This method is called before any data is reported.- Specified by:
startRDFin interfaceRDFHandler- Overrides:
startRDFin classTurtleWriter- Throws:
RDFHandlerException- If the RDF handler has encountered an unrecoverable error.
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endRDF
public void endRDF() throws RDFHandlerExceptionDescription copied from interface:RDFHandlerSignals the end of the RDF data. This method is called when all data has been reported.- Specified by:
endRDFin interfaceRDFHandler- Overrides:
endRDFin classTurtleWriter- Throws:
RDFHandlerException- If the RDF handler has encountered an unrecoverable error.
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writeStatement
protected void writeStatement(Resource subj, IRI pred, Value obj, Resource context, boolean canShortenSubject, boolean canShortenObject) throws IOException
- Overrides:
writeStatementin classTurtleWriter- Throws:
IOException
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writeNamespace
protected void writeNamespace(String prefix, String name) throws IOException
- Overrides:
writeNamespacein classTurtleWriter- Throws:
IOException
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closeActiveContext
protected void closeActiveContext() throws IOException- Throws:
IOException
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