Package edu.cornell.mannlib.vitro.webapp.utils.dataGetter

Class SparqlQueryDataGetter

java.lang.Object

edu.cornell.mannlib.vitro.webapp.utils.dataGetter.DataGetterBase

edu.cornell.mannlib.vitro.webapp.utils.dataGetter.SparqlQueryDataGetter

All Implemented Interfaces:

DataGetter

public class SparqlQueryDataGetter
extends DataGetterBase
implements DataGetter

Field Summary

Fields

Modifier and Type	Field	Description
static String	defaultVarNameForResults

Fields inherited from class edu.cornell.mannlib.vitro.webapp.utils.dataGetter.DataGetterBase

CONTEXT_DISPLAY_MODEL, REQUEST_DISPLAY_MODEL, REQUEST_JENA_ONT_MODEL

Constructor Summary

Constructors

Constructor	Description
SparqlQueryDataGetter(VitroRequest vreq, org.apache.jena.rdf.model.Model displayModel, String dataGetterURI)	Constructor with display model and data getter URI that will be called by reflection.

Method Summary

Modifier and Type	Method	Description
protected void	configure(VitroRequest vreq, org.apache.jena.rdf.model.Model displayModel, String dataGetterURI)	Configure this instance based on the URI and display model.
protected Map<String,Object>	doQueryOnModel(String q, org.apache.jena.rdf.model.Model queryModel)	Do the query and return a result.
protected Map<String,Object>	doQueryOnRDFService(String q)	Do the query and return a result.
Map<String,Object>	getData(Map<String,Object> pageData)	Get data.

Methods inherited from class edu.cornell.mannlib.vitro.webapp.utils.dataGetter.DataGetterBase

getModel

Methods inherited from class java.lang.Object

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

Field Detail

defaultVarNameForResults

public static final String defaultVarNameForResults

See Also:

Constant Field Values

Constructor Detail

SparqlQueryDataGetter

public SparqlQueryDataGetter(VitroRequest vreq,
                             org.apache.jena.rdf.model.Model displayModel,
                             String dataGetterURI)

Constructor with display model and data getter URI that will be called by reflection.

Method Detail

configure

protected void configure(VitroRequest vreq,
                         org.apache.jena.rdf.model.Model displayModel,
                         String dataGetterURI)

Configure this instance based on the URI and display model.

getData

public Map<String,Object> getData(Map<String,Object> pageData)

Description copied from interface: DataGetter

Get data. Throwing an Exception is acceptable.

Specified by:

getData in interface DataGetter

Parameters:

pageData - any values already generated by data getters or the controller. Might be immutable, and should not be modified within the method.

Returns:

data to add to valueMap. Might be empty, but should not be null.

doQueryOnRDFService

protected Map<String,Object> doQueryOnRDFService(String q)

Do the query and return a result. This is in its own method, with protected access, to make testing easy.

doQueryOnModel

protected Map<String,Object> doQueryOnModel(String q,
                                                  org.apache.jena.rdf.model.Model queryModel)

Do the query and return a result. This is in its own method, with protected access, to make testing easy.