Package org.aksw.jena_sparql_api.core

Class Describer

java.lang.Object

org.aksw.commons.collections.PrefetchIterator<org.apache.jena.graph.Triple>

org.aksw.jena_sparql_api.core.Describer

All Implemented Interfaces:

Closeable, AutoCloseable, Iterator<org.apache.jena.graph.Triple>

public class Describer
extends org.aksw.commons.collections.PrefetchIterator<org.apache.jena.graph.Triple>

TODO What about Limit and Offset?

Constructor Summary

Constructors

Constructor	Description
Describer(Iterator<org.apache.jena.graph.Node> openNodes, org.apache.jena.query.ResultSetCloseable rs, Collection<org.apache.jena.sparql.core.Var> resultVars, QueryExecutionFactory qef)

Method Summary

Modifier and Type	Method	Description
void	close()
static Describer	create(List<org.apache.jena.graph.Node> resultUris, List<String> resultVars, org.apache.jena.query.ResultSetCloseable rs, QueryExecutionFactory qef)
Iterator<org.apache.jena.graph.Triple>	describeNodeStreaming(org.apache.jena.graph.Node node)
protected Iterator<org.apache.jena.graph.Triple>	prefetch()

Methods inherited from class org.aksw.commons.collections.PrefetchIterator

hasNext, next, remove

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Details

Describer

public Describer(Iterator<org.apache.jena.graph.Node> openNodes,
 org.apache.jena.query.ResultSetCloseable rs,
 Collection<org.apache.jena.sparql.core.Var> resultVars,
 QueryExecutionFactory qef)

Method Details

create

public static Describer create(List<org.apache.jena.graph.Node> resultUris,
 List<String> resultVars,
 org.apache.jena.query.ResultSetCloseable rs,
 QueryExecutionFactory qef)

describeNodeStreaming

public Iterator<org.apache.jena.graph.Triple> describeNodeStreaming(org.apache.jena.graph.Node node)

prefetch

protected Iterator<org.apache.jena.graph.Triple> prefetch()
                                                   throws Exception

Specified by:

prefetch in class org.aksw.commons.collections.PrefetchIterator<org.apache.jena.graph.Triple>

Throws:

Exception

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class org.aksw.commons.collections.PrefetchIterator<org.apache.jena.graph.Triple>