Package be.ugent.rml.access

Class SPARQLEndpointAccess

java.lang.Object

be.ugent.rml.access.SPARQLEndpointAccess

All Implemented Interfaces:

Access

public class SPARQLEndpointAccess
extends Object
implements Access

This class represents the access to a SPARQL endpoint.

Constructor Summary

Constructors

Constructor	Description
SPARQLEndpointAccess(String contentType, String endpoint, String query)	This constructor takes a content type, url of the endpoint, and a SPARQL query as arguments.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
String	getContentType()	This method returns the content type of the results.
Map<String,String>	getDataTypes()	This methods returns the datatypes of the results of the SPARQL query.
String	getEndpoint()	This method returns the url of the endpoint.
InputStream	getInputStream()	This method returns an InputStream of the results of the SPARQL endpoint.
String	getQuery()	This method returns the SPARQL query that is used to get the results.
int	hashCode()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SPARQLEndpointAccess

public SPARQLEndpointAccess(String contentType,
                            String endpoint,
                            String query)

This constructor takes a content type, url of the endpoint, and a SPARQL query as arguments.

Parameters:

contentType - the content type of the results.

endpoint - the url of the SPARQL endpoint.

query - the SPARQL query used on the endpoint.

Method Detail

getInputStream

public InputStream getInputStream()
                           throws IOException

This method returns an InputStream of the results of the SPARQL endpoint.

Specified by:

getInputStream in interface Access

Returns:

an InputStream.

Throws:

IOException

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getDataTypes

public Map<String,String> getDataTypes()

This methods returns the datatypes of the results of the SPARQL query. This method always returns null at the moment.

Specified by:

getDataTypes in interface Access

Returns:

the datatypes of the results of the SPARQL query.

getContentType

public String getContentType()

This method returns the content type of the results.

Returns:

the content type of the results.

getEndpoint

public String getEndpoint()

This method returns the url of the endpoint.

Returns:

the url of the endpoint.

getQuery

public String getQuery()

This method returns the SPARQL query that is used to get the results.

Returns:

the SPARQL query that is used to get the results.