Examples of com.clarkparsia.empire.ds.QueryException

com.clarkparsia.empire.ds.QueryException

Specific type of {@link com.clarkparsia.empire.ds.DataSourceException} that occurs when there is an error while performing orparsing a query against a data source.
@author Michael Grove @since 0.1 @version 0.7

      TupleQueryResult aResult = mConnection.prepareTupleQuery(mQueryLang, theQuery).evaluate();


      return new TupleQueryResultSet(aResult);
    }
    catch (Exception e) {
      throw new QueryException(e);
    }
  }

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      GraphQuery aQuery = mConnection.prepareGraphQuery(mQueryLang, theQuery);
      aQuery.evaluate(aHandler);      
      return aHandler.getGraph();    
    }
    catch (Exception e) {
      throw new QueryException(e);
    }
  }

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  public boolean ask(final String theQuery) throws QueryException {
    try {
      return mConnection.prepareBooleanQuery(mQueryLang, theQuery).evaluate();
    }
    catch (Exception e) {
      throw new QueryException(e);
    }
  }

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          else {
            return (T) parseTupleResult(aResponse);
          }
        }
        catch (Exception e) {
          throw new QueryException("Could not parse SPARQL-XML results", e);
        }
      }
    }
    catch (IOException e) {
      throw new QueryException(e);
    }
    finally {
      if (aResponse != null) {
        try {
          aResponse.close();

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   * @param theQuery the query being executed that caused the error
   * @param theResponse the response which indicate a server error
   * @return the Response as an Exception
   */
  private QueryException responseToException(String theQuery, Response theResponse) {
    return new QueryException("Error evaluating query: " + theQuery + "\n(" + theResponse.getResponseCode() + ") " + theResponse.getMessage() + "\n\n" + theResponse.getContent());
  }

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      else {
        try {
          return GraphIO.readGraph(aResponse.getContent(), RDFFormat.TURTLE);
        }
        catch (RDFParseException e) {
          throw new QueryException("Error while parsing rdf/xml-formatted query results", e);
        }
      }
    }
    catch (IOException e) {
      throw new QueryException(e);
    }
    finally {
      if (aResponse != null) {
        try {
          aResponse.close();

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                    // no-op
                }
            };
    }
    catch (MalformedQueryException e) {
      throw new QueryException("Unsupported or invalid SeRQL query.", e);
    }
    catch (QueryEvaluationException e) {
      throw new QueryException("Error during query evaluation.", e);
    }
    catch (Exception e) {
      throw new QueryException(e);
    }
  }

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  public Graph graphQuery(final String theQuery) throws QueryException {
    try {
      return Graphs.newGraph(Repositories.constructQuery(mRepo, QueryLanguage.SERQL, theQuery));
    }
    catch (MalformedQueryException e) {
      throw new QueryException("Unsupported or invalid SeRQL query.", e);
    }
    catch (QueryEvaluationException e) {
      throw new QueryException("Error during query evaluation.", e);
    }
    catch (Exception e) {
      throw new QueryException(e);
    }
  }

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Related Classes of com.clarkparsia.empire.ds.QueryException

com.clarkparsia.empire.api.TestDataSource

com.clarkparsia.empire.ds.impl.SparqlEndpointDataSource

com.clarkparsia.empire.sesame.RepositoryDataSource

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