Interface HeFQUINEngine

All Known Implementing Classes:
HeFQUINEngineImpl
public interface HeFQUINEngine

  • Method Summary

    Modifier and Type
    Method
    Description
    default Pair<QueryProcStats,List<Exception>>
    executeQuery(org.apache.jena.query.Query query)
    Executes the given query, prints the result in text format to stdout, and returns a statistics collected during the query execution process, together with a list of exception that were caught during query execution (if any).
    default Pair<QueryProcStats,List<Exception>>
    executeQuery(org.apache.jena.query.Query query, PrintStream output)
    Executes the given query, prints the result in text format to the given output, and returns a statistics collected during the query execution process, together with a list of exception that were caught during query execution (if any).
    default Pair<QueryProcStats,List<Exception>>
    executeQuery(org.apache.jena.query.Query query, org.apache.jena.sparql.resultset.ResultsFormat outputFormat)
    Executes the given query, prints the result to stdout (in the given format), and returns a statistics collected during the query execution process, together with a list of exception that were caught during query execution (if any).
    Pair<QueryProcStats,List<Exception>>
    executeQuery(org.apache.jena.query.Query query, org.apache.jena.sparql.resultset.ResultsFormat outputFormat, PrintStream output)
    Executes the given query, prints the result to the given output (in the given format), and returns a statistics collected during the query execution process, together with a list of exception that were caught during query execution (if any).
    FederationAccessStats
    getFederationAccessStats()
     
    void
    integrateIntoJena()
    Call this one after the engine has been created.

  • Method Details

    • integrateIntoJena

      void integrateIntoJena()
      Call this one after the engine has been created.

    • executeQuery

      Pair<QueryProcStats,List<Exception>> executeQuery(org.apache.jena.query.Query query, org.apache.jena.sparql.resultset.ResultsFormat outputFormat, PrintStream output) throws UnsupportedQueryException, IllegalQueryException
      Executes the given query, prints the result to the given output (in the given format), and returns a statistics collected during the query execution process, together with a list of exception that were caught during query execution (if any). An UnsupportedQueryException is thrown if the given query uses features that are not supported by HeFQUIN; the message of the exception describes the specific limitation and can be passed directly to the user. An IllegalQueryException is thrown if the given query is invalid; the message of the exception describes the issue and can be passed directly to the user.
      Throws:
      UnsupportedQueryException
      IllegalQueryException

    • executeQuery

      default Pair<QueryProcStats,List<Exception>> executeQuery(org.apache.jena.query.Query query, org.apache.jena.sparql.resultset.ResultsFormat outputFormat) throws UnsupportedQueryException, IllegalQueryException
      Executes the given query, prints the result to stdout (in the given format), and returns a statistics collected during the query execution process, together with a list of exception that were caught during query execution (if any). An UnsupportedQueryException is thrown if the given query uses features that are not supported by HeFQUIN; the message of the exception describes the specific limitation and can be passed directly to the user. An IllegalQueryException is thrown if the given query is invalid; the message of the exception describes the issue and can be passed directly to the user.
      Throws:
      UnsupportedQueryException
      IllegalQueryException

    • executeQuery

      default Pair<QueryProcStats,List<Exception>> executeQuery(org.apache.jena.query.Query query, PrintStream output) throws UnsupportedQueryException, IllegalQueryException
      Executes the given query, prints the result in text format to the given output, and returns a statistics collected during the query execution process, together with a list of exception that were caught during query execution (if any). An UnsupportedQueryException is thrown if the given query uses features that are not supported by HeFQUIN; the message of the exception describes the specific limitation and can be passed directly to the user. An IllegalQueryException is thrown if the given query is invalid; the message of the exception describes the issue and can be passed directly to the user.
      Throws:
      UnsupportedQueryException
      IllegalQueryException

    • executeQuery

      default Pair<QueryProcStats,List<Exception>> executeQuery(org.apache.jena.query.Query query) throws UnsupportedQueryException, IllegalQueryException
      Executes the given query, prints the result in text format to stdout, and returns a statistics collected during the query execution process, together with a list of exception that were caught during query execution (if any). An UnsupportedQueryException is thrown if the given query uses features that are not supported by HeFQUIN; the message of the exception describes the specific limitation and can be passed directly to the user. An IllegalQueryException is thrown if the given query is invalid; the message of the exception describes the issue and can be passed directly to the user.
      Throws:
      UnsupportedQueryException
      IllegalQueryException

    • getFederationAccessStats

      FederationAccessStats getFederationAccessStats()