| package org.apache.rya.rdftriplestore.provenance; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| import java.util.List; |
| |
| import org.apache.rya.rdftriplestore.provenance.rdf.BaseProvenanceModel; |
| import org.apache.rya.rdftriplestore.provenance.rdf.RDFProvenanceModel; |
| import org.eclipse.rdf4j.model.Statement; |
| import org.eclipse.rdf4j.repository.RepositoryException; |
| import org.eclipse.rdf4j.repository.sail.SailRepository; |
| |
| /** |
| * Records provenance data to an external rdf triplestore |
| */ |
| public class TriplestoreProvenanceCollector implements ProvenanceCollector { |
| |
| private RDFProvenanceModel provenanceModel; |
| private SailRepository provenanceRepo; |
| private String user; |
| private String queryType; |
| |
| /** |
| * @param repo the repository to record to |
| * @param user the user issuing the query |
| * @param queryType the type of query (SPARQL, etc.) |
| */ |
| public TriplestoreProvenanceCollector(SailRepository repo, String user, String queryType){ |
| provenanceRepo = repo; |
| provenanceModel = new BaseProvenanceModel(); |
| this.user = user; |
| this.queryType = queryType; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.apache.rya.rdftriplestore.provenance.ProvenanceCollector#recordQuery(java.lang.String) |
| */ |
| public void recordQuery(String query) throws ProvenanceCollectionException { |
| List<Statement> provenanceTriples = provenanceModel.getStatementsForQuery(query, user, queryType); |
| try { |
| provenanceRepo.getConnection().add(provenanceTriples); |
| } catch (RepositoryException e) { |
| throw new ProvenanceCollectionException(e); |
| } |
| |
| } |
| |
| |
| } |