org.dllearner.kb.sparql
Class ExtendedQueryEngineHTTP

java.lang.Object
  org.dllearner.kb.sparql.ExtendedQueryEngineHTTP

All Implemented Interfaces:

com.hp.hpl.jena.query.QueryExecution

public class ExtendedQueryEngineHTTP
extends Object
implements com.hp.hpl.jena.query.QueryExecution

A QueryEngineHTTP that is capable of closing connections after a given timeout. Jena now provides one on its own

Field Summary

static String

QUERY_MIME_TYPE

Constructor Summary

ExtendedQueryEngineHTTP(String serviceURI, com.hp.hpl.jena.query.Query query)

ExtendedQueryEngineHTTP(String serviceURI, String queryString)

Method Summary

void	abort()
void	addDefaultGraph(String defaultGraph)
void	addNamedGraph(String name)
void	addParam(String field, String value)
void	close()
boolean	execAsk()
com.hp.hpl.jena.rdf.model.Model	execConstruct()
com.hp.hpl.jena.rdf.model.Model	execConstruct(com.hp.hpl.jena.rdf.model.Model model)
com.hp.hpl.jena.rdf.model.Model	execDescribe()
com.hp.hpl.jena.rdf.model.Model	execDescribe(com.hp.hpl.jena.rdf.model.Model model)
com.hp.hpl.jena.query.ResultSet	execSelect()
com.hp.hpl.jena.sparql.util.Context	getContext()
com.hp.hpl.jena.query.Dataset	getDataset()
long	getTimeOut()
void	setBasicAuthentication(String user, char[] password) Set user and password for basic authentication.
void	setDefaultGraphURIs(List<String> defaultGraphURIs)
void	setFileManager(com.hp.hpl.jena.util.FileManager fm)
void	setInitialBinding(com.hp.hpl.jena.query.QuerySolution binding)
void	setInitialBindings(com.hp.hpl.jena.query.ResultSet table)
void	setNamedGraphURIs(List<String> namedGraphURIs)
void	setTimeout(long timeout)
void	setTimeOut(long timeOut)
void	setTimeout(long timeout1, long timeout2)
void	setTimeout(long timeout, TimeUnit timeoutUnits)
void	setTimeout(long timeout1, TimeUnit timeUnit1, long timeout2, TimeUnit timeUnit2)
String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

QUERY_MIME_TYPE

public static final String QUERY_MIME_TYPE

See Also:

Constant Field Values

Constructor Detail

ExtendedQueryEngineHTTP

public ExtendedQueryEngineHTTP(String serviceURI,
                               com.hp.hpl.jena.query.Query query)

ExtendedQueryEngineHTTP

public ExtendedQueryEngineHTTP(String serviceURI,
                               String queryString)

Method Detail

setTimeOut

public void setTimeOut(long timeOut)

getTimeOut

public long getTimeOut()

setFileManager

public void setFileManager(com.hp.hpl.jena.util.FileManager fm)

Specified by:

setFileManager in interface com.hp.hpl.jena.query.QueryExecution

setInitialBinding

public void setInitialBinding(com.hp.hpl.jena.query.QuerySolution binding)

Specified by:

setInitialBinding in interface com.hp.hpl.jena.query.QueryExecution

setInitialBindings

public void setInitialBindings(com.hp.hpl.jena.query.ResultSet table)

setDefaultGraphURIs

public void setDefaultGraphURIs(List<String> defaultGraphURIs)

Parameters:

defaultGraphURIs - The defaultGraphURIs to set.

setNamedGraphURIs

public void setNamedGraphURIs(List<String> namedGraphURIs)

Parameters:

namedGraphURIs - The namedGraphURIs to set.

addParam

public void addParam(String field,
                     String value)

addDefaultGraph

public void addDefaultGraph(String defaultGraph)

Parameters:

defaultGraph - The defaultGraph to add.

addNamedGraph

public void addNamedGraph(String name)

Parameters:

name - The URI to add.

setBasicAuthentication

public void setBasicAuthentication(String user,
                                   char[] password)

Set user and password for basic authentication. After the request is made (one of the exec calls), the application can overwrite the password array to remove details of the secret.

Parameters:

user -

password -

execSelect

public com.hp.hpl.jena.query.ResultSet execSelect()

Specified by:

execSelect in interface com.hp.hpl.jena.query.QueryExecution

execConstruct

public com.hp.hpl.jena.rdf.model.Model execConstruct()

Specified by:

execConstruct in interface com.hp.hpl.jena.query.QueryExecution

execConstruct

public com.hp.hpl.jena.rdf.model.Model execConstruct(com.hp.hpl.jena.rdf.model.Model model)

Specified by:

execConstruct in interface com.hp.hpl.jena.query.QueryExecution

execDescribe

public com.hp.hpl.jena.rdf.model.Model execDescribe()

Specified by:

execDescribe in interface com.hp.hpl.jena.query.QueryExecution

execDescribe

public com.hp.hpl.jena.rdf.model.Model execDescribe(com.hp.hpl.jena.rdf.model.Model model)

Specified by:

execDescribe in interface com.hp.hpl.jena.query.QueryExecution

execAsk

public boolean execAsk()

Specified by:

execAsk in interface com.hp.hpl.jena.query.QueryExecution

getContext

public com.hp.hpl.jena.sparql.util.Context getContext()

Specified by:

getContext in interface com.hp.hpl.jena.query.QueryExecution

abort

public void abort()

Specified by:

abort in interface com.hp.hpl.jena.query.QueryExecution

close

public void close()

Specified by:

close in interface com.hp.hpl.jena.query.QueryExecution

setTimeout

public void setTimeout(long timeout,
                       TimeUnit timeoutUnits)

Specified by:

setTimeout in interface com.hp.hpl.jena.query.QueryExecution

setTimeout

public void setTimeout(long timeout)

Specified by:

setTimeout in interface com.hp.hpl.jena.query.QueryExecution

setTimeout

public void setTimeout(long timeout1,
                       TimeUnit timeUnit1,
                       long timeout2,
                       TimeUnit timeUnit2)

Specified by:

setTimeout in interface com.hp.hpl.jena.query.QueryExecution

setTimeout

public void setTimeout(long timeout1,
                       long timeout2)

Specified by:

setTimeout in interface com.hp.hpl.jena.query.QueryExecution

toString

public String toString()

Overrides:

toString in class Object

getDataset

public com.hp.hpl.jena.query.Dataset getDataset()

Specified by:

getDataset in interface com.hp.hpl.jena.query.QueryExecution