Package org.eclipse.rdf4j.console.util
Class ConsoleRDFWriter
- java.lang.Object
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- org.eclipse.rdf4j.rio.helpers.AbstractRDFWriter
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- org.eclipse.rdf4j.console.util.ConsoleRDFWriter
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- All Implemented Interfaces:
Sink,RDFHandler,RDFWriter
public class ConsoleRDFWriter extends AbstractRDFWriter
Write query results to console- Author:
- Bart Hanssens
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Field Summary
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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 ConsoleRDFWriter(ConsoleIO consoleIO, int consoleWidth)Constructor
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voidconsumeStatement(Statement st)Consume a statement.voidendRDF()Signals the end of the RDF data.RDFFormatgetRDFFormat()Gets the RDF format that this RDFWriter uses.voidhandleComment(String comment)Handles a comment.voidhandleNamespace(String prefix, String uri)Handles a namespace declaration/definition.-
Methods inherited from class org.eclipse.rdf4j.rio.helpers.AbstractRDFWriter
checkWritingStarted, getFileFormat, getSupportedSettings, getWriterConfig, handleStatement, isWritingStarted, set, setWriterConfig, startRDF
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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.common.io.Sink
acceptsFileFormat
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Constructor Detail
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ConsoleRDFWriter
public ConsoleRDFWriter(ConsoleIO consoleIO, int consoleWidth)
Constructor- Parameters:
consoleIO-consoleWidth- console width
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Method Detail
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handleNamespace
public void handleNamespace(String prefix, String uri) throws QueryResultHandlerException
Description copied from interface:RDFHandlerHandles a namespace declaration/definition. A namespace declaration associates a (short) prefix string with the namespace's URI. The prefix for default namespaces, which do not have an associated prefix, are represented as empty strings.- Specified by:
handleNamespacein interfaceRDFHandler- Overrides:
handleNamespacein classAbstractRDFWriter- Parameters:
prefix- The prefix for the namespace, or an empty string in case of a default namespace.uri- The URI that the prefix maps to.- Throws:
QueryResultHandlerException
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getRDFFormat
public RDFFormat getRDFFormat()
Description copied from interface:RDFWriterGets the RDF format that this RDFWriter uses.
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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.- Throws:
RDFHandlerException- If the RDF handler has encountered an unrecoverable error.
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consumeStatement
public void consumeStatement(Statement st) throws RDFHandlerException
Description copied from class:AbstractRDFWriterConsume a statement.Extending classes must override this method instead of overriding
AbstractRDFWriter.handleStatement(Statement)in order to benefit from automatic handling of RDF-star conversion or encoding.- Overrides:
consumeStatementin classAbstractRDFWriter- Parameters:
st- the statement to consume.- Throws:
RDFHandlerException
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handleComment
public void handleComment(String comment) throws RDFHandlerException
Description copied from interface:RDFHandlerHandles a comment.- Parameters:
comment- The comment.- Throws:
RDFHandlerException- If the RDF handler has encountered an unrecoverable error.
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