Package org.aksw.jena_sparql_api.core.utils

Class ServiceUtils

java.lang.Object
org.aksw.jena_sparql_api.core.utils.ServiceUtils
public class ServiceUtils extends Object

  • Constructor Summary

    Constructors
    Constructor
    Description
    ServiceUtils()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    static org.aksw.commons.util.range.CountInfo
    fetchCountConcept(org.aksw.jenax.dataaccess.sparql.factory.execution.query.QueryExecutionFactory sparqlService, org.aksw.jenax.sparql.fragment.impl.Concept concept, Long itemLimit, Long rowLimit)
     
    static com.google.common.collect.Range<Long>
    fetchCountQuery(org.aksw.jenax.dataaccess.sparql.factory.execution.query.QueryExecutionFactoryQuery sparqlService, org.apache.jena.query.Query query, Long itemLimit, Long rowLimit)
     
    static Integer
    fetchInteger(org.aksw.jenax.dataaccess.sparql.factory.execution.query.QueryExecutionFactoryQuery qef, org.apache.jena.query.Query query, org.apache.jena.sparql.core.Var v)
     
    static Integer
    fetchInteger(org.apache.jena.query.QueryExecution qe, org.apache.jena.sparql.core.Var v)
    Fetches the first column of the first row of a result set and parses it as int.
    static List<org.apache.jena.graph.Node>
    fetchList(org.apache.jena.query.QueryExecution qe, org.apache.jena.sparql.core.Var v)
     
    static List<org.apache.jena.graph.Node>
    fetchList(org.apache.jena.rdfconnection.SparqlQueryConnection qef, org.aksw.jenax.sparql.fragment.api.Fragment1 concept)
     
    static List<org.apache.jena.graph.Node>
    fetchList(org.apache.jena.rdfconnection.SparqlQueryConnection qef, org.aksw.jenax.sparql.fragment.api.Fragment1 concept, Long limit, Long offset)
     
    static List<org.apache.jena.graph.Node>
    fetchList(org.apache.jena.rdfconnection.SparqlQueryConnection qef, org.aksw.jenax.sparql.fragment.impl.OrderedConcept orderedConcept, Long limit, Long offset)
     
    static List<org.apache.jena.graph.Node>
    fetchList(org.apache.jena.rdfconnection.SparqlQueryConnection qef, org.apache.jena.query.Query query, org.apache.jena.sparql.core.Var v)
     
    static List<org.apache.jena.rdf.model.Resource>
    fetchListResources(org.apache.jena.rdfconnection.SparqlQueryConnection qef, org.aksw.jenax.sparql.fragment.impl.Concept concept)
     
    static Number
    fetchNumber(org.apache.jena.query.QueryExecution qe, org.apache.jena.sparql.core.Var v)
    Attempt to get a Number from the first row of a result set for a given variable.
    static org.apache.jena.query.ResultSet
    forceExecResultSet(org.apache.jena.query.QueryExecution qe, org.apache.jena.query.Query query)
    CONSTRUCT queries are mapped to result sets with the variables ?

    Methods inherited from class java.lang.Object

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

  • Constructor Details

    • ServiceUtils

      public ServiceUtils()

  • Method Details

    • fetchListResources

      public static List<org.apache.jena.rdf.model.Resource> fetchListResources(org.apache.jena.rdfconnection.SparqlQueryConnection qef, org.aksw.jenax.sparql.fragment.impl.Concept concept)

    • fetchList

      public static List<org.apache.jena.graph.Node> fetchList(org.apache.jena.rdfconnection.SparqlQueryConnection qef, org.aksw.jenax.sparql.fragment.impl.OrderedConcept orderedConcept, Long limit, Long offset)

    • fetchList

      public static List<org.apache.jena.graph.Node> fetchList(org.apache.jena.rdfconnection.SparqlQueryConnection qef, org.aksw.jenax.sparql.fragment.api.Fragment1 concept, Long limit, Long offset)

    • fetchList

      public static List<org.apache.jena.graph.Node> fetchList(org.apache.jena.rdfconnection.SparqlQueryConnection qef, org.aksw.jenax.sparql.fragment.api.Fragment1 concept)

    • fetchList

      public static List<org.apache.jena.graph.Node> fetchList(org.apache.jena.rdfconnection.SparqlQueryConnection qef, org.apache.jena.query.Query query, org.apache.jena.sparql.core.Var v)

    • fetchList

      public static List<org.apache.jena.graph.Node> fetchList(org.apache.jena.query.QueryExecution qe, org.apache.jena.sparql.core.Var v)

    • fetchInteger

      public static Integer fetchInteger(org.aksw.jenax.dataaccess.sparql.factory.execution.query.QueryExecutionFactoryQuery qef, org.apache.jena.query.Query query, org.apache.jena.sparql.core.Var v)

    • fetchInteger

      public static Integer fetchInteger(org.apache.jena.query.QueryExecution qe, org.apache.jena.sparql.core.Var v)
      Fetches the first column of the first row of a result set and parses it as int.

    • fetchNumber

      public static Number fetchNumber(org.apache.jena.query.QueryExecution qe, org.apache.jena.sparql.core.Var v)
      Attempt to get a Number from the first row of a result set for a given variable. Returns null if there is no row or the value is unbound. Raises an exception if the obtained RDFNode cannot be converted to a number or if there is more than 1 result row.
      Parameters:
      qe -
      v -
      Returns:

    • fetchCountConcept

      public static org.aksw.commons.util.range.CountInfo fetchCountConcept(org.aksw.jenax.dataaccess.sparql.factory.execution.query.QueryExecutionFactory sparqlService, org.aksw.jenax.sparql.fragment.impl.Concept concept, Long itemLimit, Long rowLimit)

    • fetchCountQuery

      public static com.google.common.collect.Range<Long> fetchCountQuery(org.aksw.jenax.dataaccess.sparql.factory.execution.query.QueryExecutionFactoryQuery sparqlService, org.apache.jena.query.Query query, Long itemLimit, Long rowLimit)

    • forceExecResultSet

      public static org.apache.jena.query.ResultSet forceExecResultSet(org.apache.jena.query.QueryExecution qe, org.apache.jena.query.Query query)
      CONSTRUCT queries are mapped to result sets with the variables ?s ?p ?o