Package org.apache.any23.writer
Class TripleWriterHandler
- java.lang.Object
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- org.apache.any23.writer.TripleWriterHandler
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- All Implemented Interfaces:
AutoCloseable
,org.apache.any23.writer.TripleHandler
,org.apache.any23.writer.TripleWriter
- Direct Known Subclasses:
JSONWriter
,RDFWriterTripleHandler
,URIListWriter
public abstract class TripleWriterHandler extends Object implements org.apache.any23.writer.TripleHandler, org.apache.any23.writer.TripleWriter
This class connects aTripleHandler
to aTripleWriter
by writing received data.- Author:
- Hans Brende (hansbrende@apache.org)
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Constructor Summary
Constructors Constructor Description TripleWriterHandler()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
closeContext(org.apache.any23.extractor.ExtractionContext context)
Writers may override this method to handle a "closeContext" extraction event.void
endDocument(org.eclipse.rdf4j.model.IRI documentIRI)
Writers may override this method to handle an "endDocument" extraction event.void
openContext(org.apache.any23.extractor.ExtractionContext context)
Writers may override this method to handle an "openContext" extraction event.void
receiveNamespace(String prefix, String uri, org.apache.any23.extractor.ExtractionContext context)
Writers may override this method to handle a "receiveNamespace" extraction event.void
receiveTriple(org.eclipse.rdf4j.model.Resource s, org.eclipse.rdf4j.model.IRI p, org.eclipse.rdf4j.model.Value o, org.eclipse.rdf4j.model.IRI g, org.apache.any23.extractor.ExtractionContext context)
Writers may override this method to handle a "receiveTriple" extraction event.void
setContentLength(long contentLength)
Writers may override this method to handle a "setContentLength" extraction event.void
startDocument(org.eclipse.rdf4j.model.IRI documentIRI)
Writers may override this method to handle a "startDocument" extraction event.
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Method Detail
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receiveTriple
public void receiveTriple(org.eclipse.rdf4j.model.Resource s, org.eclipse.rdf4j.model.IRI p, org.eclipse.rdf4j.model.Value o, org.eclipse.rdf4j.model.IRI g, org.apache.any23.extractor.ExtractionContext context) throws org.apache.any23.writer.TripleHandlerException
Writers may override this method to handle a "receiveTriple" extraction event. The default implementation calls:this.writeTriple(s, p, o, context == null || g != null ? g : context.getDocumentIRI())
- Specified by:
receiveTriple
in interfaceorg.apache.any23.writer.TripleHandler
- Parameters:
s
- the subject receivedp
- the predicate receivedo
- the object receivedg
- the graph name received, or nullcontext
- the extraction context- Throws:
org.apache.any23.writer.TripleHandlerException
- if there was an error responding to a received triple
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receiveNamespace
public void receiveNamespace(String prefix, String uri, org.apache.any23.extractor.ExtractionContext context) throws org.apache.any23.writer.TripleHandlerException
Writers may override this method to handle a "receiveNamespace" extraction event. The default implementation calls:this.writeNamespace(prefix, uri)
- Specified by:
receiveNamespace
in interfaceorg.apache.any23.writer.TripleHandler
- Parameters:
prefix
- namespace prefix.uri
- namespace IRI.context
- the extraction context- Throws:
org.apache.any23.writer.TripleHandlerException
- if there was an error responding to the received namepsace.
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startDocument
public void startDocument(org.eclipse.rdf4j.model.IRI documentIRI) throws org.apache.any23.writer.TripleHandlerException
Writers may override this method to handle a "startDocument" extraction event. The default implementation does nothing.- Specified by:
startDocument
in interfaceorg.apache.any23.writer.TripleHandler
- Parameters:
documentIRI
- the name of the document that was started- Throws:
org.apache.any23.writer.TripleHandlerException
- if an error occurred while responding to a "startDocument" extraction event.
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openContext
public void openContext(org.apache.any23.extractor.ExtractionContext context) throws org.apache.any23.writer.TripleHandlerException
Writers may override this method to handle an "openContext" extraction event. The default implementation does nothing.- Specified by:
openContext
in interfaceorg.apache.any23.writer.TripleHandler
- Parameters:
context
- the context that was opened- Throws:
org.apache.any23.writer.TripleHandlerException
- if an error occurred while responding to a "startDocument" extraction event.
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closeContext
public void closeContext(org.apache.any23.extractor.ExtractionContext context) throws org.apache.any23.writer.TripleHandlerException
Writers may override this method to handle a "closeContext" extraction event. The default implementation does nothing.- Specified by:
closeContext
in interfaceorg.apache.any23.writer.TripleHandler
- Parameters:
context
- the context to be closed.- Throws:
org.apache.any23.writer.TripleHandlerException
- if an error occurred while responding to a "closeContext" extraction event.
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endDocument
public void endDocument(org.eclipse.rdf4j.model.IRI documentIRI) throws org.apache.any23.writer.TripleHandlerException
Writers may override this method to handle an "endDocument" extraction event. The default implementation does nothing.- Specified by:
endDocument
in interfaceorg.apache.any23.writer.TripleHandler
- Parameters:
documentIRI
- the document IRI.- Throws:
org.apache.any23.writer.TripleHandlerException
- if an error occurred while responding to a "endDocument" extraction event.
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setContentLength
public void setContentLength(long contentLength)
Writers may override this method to handle a "setContentLength" extraction event. The default implementation does nothing.- Specified by:
setContentLength
in interfaceorg.apache.any23.writer.TripleHandler
- Parameters:
contentLength
- length of the content being processed.
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