org.wso2.carbon.dataservices.core.description.query

Class SparqlEndpointQuery

java.lang.Object

org.wso2.carbon.dataservices.core.engine.XMLWriterHelper

org.wso2.carbon.dataservices.core.description.query.Query

org.wso2.carbon.dataservices.core.description.query.SparqlQueryBase

org.wso2.carbon.dataservices.core.description.query.SparqlEndpointQuery

public class SparqlEndpointQuery
extends SparqlQueryBase

This class represents a SPARQL data services query made to an arbitrary SPARQL endpoint via HTTP

Constructor Summary

Constructors

Constructor and Description
SparqlEndpointQuery(DataService dataService, String queryId, String configId, String query, List<QueryParam> queryParams, Result result, EventTrigger inputEventTrigger, EventTrigger outputEventTrigger, Map<String,String> advancedProperties, String inputNamespace)

Method Summary

Modifier and Type	Method and Description
SparqlEndpointConfig	getConfig()
com.hp.hpl.jena.query.QueryExecution	getQueryExecution() Gets a Query Execution for the query
void	processPostQuery(Object result, XMLStreamWriter xmlWriter, InternalParamCollection params, int queryLevel)
Object	processPreQuery(InternalParamCollection params, int queryLevel)

Methods inherited from class org.wso2.carbon.dataservices.core.description.query.SparqlQueryBase

convertTypeLiteral, getDataEntryFromRS, getModelForValidation, getQuery, runPostQuery, runPreQuery

Methods inherited from class org.wso2.carbon.dataservices.core.description.query.Query

addQueryPreprocessedObject, execute, getAdvancedProperties, getAndRemoveQueryPreprocessObject, getConfigId, getCurrentInternalParams, getDataService, getInputEventTrigger, getInputNamespace, getOutputEventTrigger, getQueryId, getQueryParams, getResult, hasResult, isPreBuildResult, isQueryPreprocessInitial, isQueryPreprocessSecondary, isUsingColumnNumbers, isWriteRow, resetCurrentInternalParams, resetQueryPreprocessing, setCurrentInternalParams, setQueryPreprocessingInitial, setQueryPreprocessingSecondary, writeResultEntry

Methods inherited from class org.wso2.carbon.dataservices.core.engine.XMLWriterHelper

addAttribute, endElement, getNamespace, setNamespace, startRowElement, startWrapperElement, writeResultElement

Methods inherited from class java.lang.Object

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

Constructor Detail

SparqlEndpointQuery

public SparqlEndpointQuery(DataService dataService,
                           String queryId,
                           String configId,
                           String query,
                           List<QueryParam> queryParams,
                           Result result,
                           EventTrigger inputEventTrigger,
                           EventTrigger outputEventTrigger,
                           Map<String,String> advancedProperties,
                           String inputNamespace)
                    throws DataServiceFault

Throws:

DataServiceFault

Method Detail

getConfig

public SparqlEndpointConfig getConfig()

getQueryExecution

public com.hp.hpl.jena.query.QueryExecution getQueryExecution()
                                                       throws IOException,
                                                              DataServiceFault

Description copied from class: SparqlQueryBase

Gets a Query Execution for the query

Specified by:

getQueryExecution in class SparqlQueryBase

Returns:

QueryExecution

Throws:

IOException

DataServiceFault

processPreQuery

public Object processPreQuery(InternalParamCollection params,
                              int queryLevel)
                       throws DataServiceFault

Specified by:

processPreQuery in class SparqlQueryBase

Throws:

DataServiceFault

processPostQuery

public void processPostQuery(Object result,
                             XMLStreamWriter xmlWriter,
                             InternalParamCollection params,
                             int queryLevel)
                      throws DataServiceFault

Specified by:

processPostQuery in class SparqlQueryBase

Throws:

DataServiceFault