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Java GraphQuery类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Java中org.eclipse.rdf4j.query.GraphQuery的典型用法代码示例。如果您正苦于以下问题:Java GraphQuery类的具体用法?Java GraphQuery怎么用?Java GraphQuery使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



GraphQuery类属于org.eclipse.rdf4j.query包,在下文中一共展示了GraphQuery类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: evaluate_SetsBindings

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Test
public void evaluate_SetsBindings() {
  // Arrange
  GraphQuery query = mock(GraphQuery.class);
  GraphQueryResult queryResult = mock(GraphQueryResult.class);
  when(repositoryConnection.prepareQuery(QueryLanguage.SPARQL, GRAPH_QUERY)).thenReturn(query);
  when(query.evaluate()).thenReturn(queryResult);

  ImmutableMap<String, Value> bindings = ImmutableMap.of("dateOfFoundation",
      DBEERPEDIA.BROUWTOREN_DATE_OF_FOUNDATION, "fte", DBEERPEDIA.BROUWTOREN_FTE);

  // Act
  Object result = queryEvaluator.evaluate(repositoryConnection, GRAPH_QUERY, bindings);

  // Assert
  assertThat(result, instanceOf(GraphQueryResult.class));

  verify(query).setBinding("dateOfFoundation", DBEERPEDIA.BROUWTOREN_DATE_OF_FOUNDATION);
  verify(query).setBinding("fte", DBEERPEDIA.BROUWTOREN_FTE);
}
 
开发者ID:dotwebstack,项目名称:dotwebstack-framework,代码行数:21,代码来源:QueryEvaluatorTest.java


示例2: testGraphQueryWithBaseURIInline

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Test
public void testGraphQueryWithBaseURIInline()
        throws Exception {
    String queryString ="BASE <http://marklogic.com/test/baseuri>\n" +
            "PREFIX nn: <http://semanticbible.org/ns/2006/NTNames#>\n" +
            "PREFIX test: <http://marklogic.com#test>\n" +
            "construct { ?s  test:test <relative>} WHERE {?s nn:childOf nn:Eve . }";
    GraphQuery graphQuery = conn.prepareGraphQuery(QueryLanguage.SPARQL, queryString);
    GraphQueryResult results = graphQuery.evaluate();
    Statement st1 = results.next();
    Assert.assertEquals("http://semanticbible.org/ns/2006/NTNames#Abel", st1.getSubject().stringValue());
    Assert.assertEquals("http://semanticbible.org/ns/2006/NTNames#Abel", st1.getSubject().stringValue());
    Statement st2 = results.next();
    Assert.assertEquals("http://semanticbible.org/ns/2006/NTNames#Cain", st2.getSubject().stringValue());
    results.close();
}
 
开发者ID:marklogic,项目名称:marklogic-rdf4j,代码行数:17,代码来源:MarkLogicGraphQueryTest.java


示例3: testGraphQueryWithBaseURIWithEmptyBaseURI

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Ignore
@Test
public void testGraphQueryWithBaseURIWithEmptyBaseURI()
        throws Exception {
    String queryString =
            "PREFIX nn: <http://semanticbible.org/ns/2006/NTNames#>\n" +
                    "PREFIX test: <http://marklogic.com#test>\n" +
                    "construct { ?s  test:test <relative>} WHERE {?s nn:childOf nn:Eve . }";
    GraphQuery graphQuery = conn.prepareGraphQuery(queryString, "");
    exception.expect(QueryEvaluationException.class);

    GraphQueryResult results = graphQuery.evaluate();
    Statement st1 = results.next();
    Assert.assertEquals("http://relative", st1.getObject().stringValue());
    @SuppressWarnings("unused")
    Statement st2 = results.next();
    Assert.assertEquals("http://relative", st1.getObject().stringValue());
    results.close();
}
 
开发者ID:marklogic,项目名称:marklogic-rdf4j,代码行数:20,代码来源:MarkLogicGraphQueryTest.java


示例4: testPrepareGraphQueryWithSingleResult

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Test
public void testPrepareGraphQueryWithSingleResult() throws Exception
{
    Resource context1 = conn.getValueFactory().createIRI("http://marklogic.com/test/context1");

    ValueFactory f= conn.getValueFactory();

    IRI alice = f.createIRI("http://example.org/people/alice");
    IRI name = f.createIRI("http://example.org/ontology/name");
    Literal alicesName = f.createLiteral("Alice1");

    Statement st1 = f.createStatement(alice, name, alicesName);
    conn.add(st1,context1);

    String query = " DESCRIBE <http://example.org/people/alice> ";
    GraphQuery queryObj = conn.prepareGraphQuery(query);
    GraphQueryResult result = queryObj.evaluate();

    Assert.assertTrue(result != null);
    Assert.assertTrue(result.hasNext());
    @SuppressWarnings("unused")
    Statement st = result.next();
    Assert.assertFalse(result.hasNext());
    result.close();
    conn.clear(context1);
}
 
开发者ID:marklogic,项目名称:marklogic-rdf4j,代码行数:27,代码来源:MarkLogicGraphQueryTest.java


示例5: run

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
void run(Configuration configuration) throws ExportException {
    try {
        SailRepository rep = new SailRepository(new HBaseSail(configuration, htableName, false, 0, true, 0, elasticIndexURL, null));
        rep.initialize();
        try {
            writer.initTimer();
            log.logStatus("Query execution started");
            Query q = rep.getConnection().prepareQuery(QueryLanguage.SPARQL, sparqlQuery);
            if (q instanceof TupleQuery) {
                writer.writeTupleQueryResult(((TupleQuery)q).evaluate());
            } else if (q instanceof GraphQuery) {
                writer.writeGraphQueryResult(((GraphQuery)q).evaluate());
            } else {
                throw new ExportException("Only SPARQL Tuple and Graph query types are supported.");
            }
            log.logStatus("Export finished");
        } finally {
            rep.shutDown();
        }
    } catch (RepositoryException | MalformedQueryException | QueryEvaluationException e) {
        throw new ExportException(e);
    } finally {
        writer.close();
    }
}
 
开发者ID:Merck,项目名称:Halyard,代码行数:26,代码来源:HalyardExport.java


示例6: queryConstruct

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Override
public ClosableIterable<Statement> queryConstruct(String query, String querylanguage)
		throws QueryLanguageNotSupportedException {
	assertModel();
	if (querylanguage.equalsIgnoreCase("SPARQL"))
		return sparqlConstruct(query);
	else {
		QueryLanguage ql = QueryLanguage.valueOf(querylanguage);
		if (ql == null) {
			throw new QueryLanguageNotSupportedException("Unsupported query language: '"
					+ querylanguage + "'");
		}
		try {
			GraphQuery prepared = this.connection.prepareGraphQuery(ql, query);
			GraphQueryResult graphQueryResult = prepared.evaluate();
			return new GraphIterable(graphQueryResult, this);
		} catch (MalformedQueryException | RepositoryException |
				UnsupportedQueryLanguageException | QueryEvaluationException e) {
			throw new ModelRuntimeException(e);
		}
	}
}
 
开发者ID:semweb4j,项目名称:semweb4j,代码行数:23,代码来源:RepositoryModel.java


示例7: queryConstruct

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Override
public ClosableIterable<Statement> queryConstruct(String queryString, String queryLanguage)
        throws QueryLanguageNotSupportedException, ModelRuntimeException {
	this.assertModel();
	// resolve the query language String to a QueryLanguage
	QueryLanguage language = ConversionUtil.toRDF4JQueryLanguage(queryLanguage);
	
	try {
		// determine query result
		GraphQuery query = this.connection.prepareGraphQuery(language, queryString);
		GraphQueryResult queryResult = query.evaluate();
		
		// wrap it in a GraphIterable
		return new GraphIterable(queryResult, null);
	} catch(RDF4JException e) {
		throw new ModelRuntimeException(e);
	}
}
 
开发者ID:semweb4j,项目名称:semweb4j,代码行数:19,代码来源:RepositoryModelSet.java


示例8: getQueryForResources

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Override
protected GraphQuery getQueryForResources(RepositoryConnection conn) {
  String query = "CONSTRUCT { ?s ?p ?o } WHERE { ?s ?p ?o . ?s a ?type . }";
  GraphQuery graphQuery = conn.prepareGraphQuery(query);
  graphQuery.setBinding("type", ELMO.SITE);

  return graphQuery;
}
 
开发者ID:dotwebstack,项目名称:dotwebstack-framework,代码行数:9,代码来源:SiteResourceProvider.java


示例9: getQueryForResources

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Override
protected GraphQuery getQueryForResources(RepositoryConnection conn) {
  String query = "CONSTRUCT { ?s ?p ?o } WHERE { ?s ?p ?o . ?s a ?type . }";
  GraphQuery graphQuery = conn.prepareGraphQuery(query);
  graphQuery.setBinding("type", ELMO.STAGE);

  return graphQuery;
}
 
开发者ID:dotwebstack,项目名称:dotwebstack-framework,代码行数:9,代码来源:StageResourceProvider.java


示例10: getQueryForResources

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Override
protected GraphQuery getQueryForResources(RepositoryConnection conn) {
  String query = "CONSTRUCT { ?s ?p ?o } WHERE { ?s ?p ?o. ?rep ?parametermapper ?s. }";
  GraphQuery graphQuery = conn.prepareGraphQuery(query);
  graphQuery.setBinding("parametermapper", ELMO.PARAMETER_MAPPER_PROP);

  return graphQuery;
}
 
开发者ID:dotwebstack,项目名称:dotwebstack-framework,代码行数:9,代码来源:ParameterMapperResourceProvider.java


示例11: getQueryForResources

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Override
protected GraphQuery getQueryForResources(RepositoryConnection conn) {
  String query = "CONSTRUCT { ?s ?p ?o } WHERE { ?s ?p ?o . ?s a ?type . }";
  GraphQuery graphQuery = conn.prepareGraphQuery(query);
  graphQuery.setBinding("type", ELMO.REDIRECTION);
  return graphQuery;
}
 
开发者ID:dotwebstack,项目名称:dotwebstack-framework,代码行数:8,代码来源:RedirectionResourceProvider.java


示例12: getQueryForResources

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Override
protected GraphQuery getQueryForResources(RepositoryConnection conn) {
  final String query = "CONSTRUCT { ?s ?p ?o } WHERE { ?s ?p ?o . ?s a ?type . }";

  final GraphQuery graphQuery = conn.prepareGraphQuery(query);
  graphQuery.setBinding("type", ELMO.REPRESENTATION);

  return graphQuery;
}
 
开发者ID:dotwebstack,项目名称:dotwebstack-framework,代码行数:10,代码来源:RepresentationResourceProvider.java


示例13: getQueryForResources

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Override
protected GraphQuery getQueryForResources(@NonNull RepositoryConnection conn) {
  String query = "CONSTRUCT { ?s ?p ?o } WHERE { ?s ?p ?o. ?rep ?appearance ?s. }";
  GraphQuery graphQuery = conn.prepareGraphQuery(query);
  graphQuery.setBinding("appearance", ELMO.APPEARANCE_PROP);

  return graphQuery;
}
 
开发者ID:dotwebstack,项目名称:dotwebstack-framework,代码行数:9,代码来源:AppearanceResourceProvider.java


示例14: evaluate_GivesGraphQueryResult_WithGraphQuery

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Test
public void evaluate_GivesGraphQueryResult_WithGraphQuery() {
  // Arrange
  GraphQuery query = mock(GraphQuery.class);
  GraphQueryResult queryResult = mock(GraphQueryResult.class);
  when(repositoryConnection.prepareQuery(QueryLanguage.SPARQL, GRAPH_QUERY)).thenReturn(query);
  when(query.evaluate()).thenReturn(queryResult);

  // Act
  Object result = queryEvaluator.evaluate(repositoryConnection, GRAPH_QUERY, ImmutableMap.of());

  // Assert
  assertThat(result, instanceOf(GraphQueryResult.class));
}
 
开发者ID:dotwebstack,项目名称:dotwebstack-framework,代码行数:15,代码来源:QueryEvaluatorTest.java


示例15: evaluate_ThrowsException_WithGraphEvalutationError

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Test
public void evaluate_ThrowsException_WithGraphEvalutationError() {
  // Arrange
  GraphQuery query = mock(GraphQuery.class);
  when(repositoryConnection.prepareQuery(QueryLanguage.SPARQL, GRAPH_QUERY)).thenReturn(query);
  when(query.evaluate()).thenThrow(QueryEvaluationException.class);

  // Assert
  thrown.expect(BackendException.class);
  thrown.expectMessage(String.format("Query could not be evaluated: %s", GRAPH_QUERY));

  // Act
  queryEvaluator.evaluate(repositoryConnection, GRAPH_QUERY, ImmutableMap.of());
}
 
开发者ID:dotwebstack,项目名称:dotwebstack-framework,代码行数:15,代码来源:QueryEvaluatorTest.java


示例16: getQueryForResources

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Override
protected GraphQuery getQueryForResources(@NonNull RepositoryConnection connection) {
  String query = "PREFIX elmo: <http://dotwebstack.org/def/elmo#> "
      + "CONSTRUCT { ?s ?p ?o . ?o ?op ?oo . } "
      + "WHERE { ?s a ?type . ?type rdfs:subClassOf ?parameter . ?s ?p ?o . "
      + "OPTIONAL { ?o ?op ?oo } } ";

  GraphQuery graphQuery = connection.prepareGraphQuery(query);

  graphQuery.setBinding("parameter", ELMO.PARAMETER);

  return graphQuery;
}
 
开发者ID:dotwebstack,项目名称:dotwebstack-framework,代码行数:14,代码来源:ParameterDefinitionResourceProvider.java


示例17: getQueryForResources

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Override
protected GraphQuery getQueryForResources(RepositoryConnection conn) {
  String query = "CONSTRUCT { ?s ?p ?o } WHERE { ?s ?p ?o . ?s a ?type . }";
  GraphQuery graphQuery = conn.prepareGraphQuery(query);
  graphQuery.setBinding("type", ELMO.INFORMATION_PRODUCT);

  return graphQuery;
}
 
开发者ID:dotwebstack,项目名称:dotwebstack-framework,代码行数:9,代码来源:InformationProductResourceProvider.java


示例18: getQueryForResources

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Override
protected GraphQuery getQueryForResources(RepositoryConnection conn) {
  String query =
      "CONSTRUCT { ?s ?p ?o } WHERE { ?s ?p ?o . ?s a ?type . ?type rdfs:subClassOf ?backend }";
  GraphQuery graphQuery = conn.prepareGraphQuery(query);
  graphQuery.setBinding("backend", ELMO.BACKEND);

  return graphQuery;
}
 
开发者ID:dotwebstack,项目名称:dotwebstack-framework,代码行数:10,代码来源:BackendResourceProvider.java


示例19: testConstructQuery

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Test
public void testConstructQuery()
        throws Exception {
    String queryString = "PREFIX nn: <http://semanticbible.org/ns/2006/NTNames#>\n" +
            "PREFIX test: <http://marklogic.com#test>\n" +
            "\n" +
            "construct { ?s  test:test \"0\"} WHERE  {?s nn:childOf nn:Eve . }";
    GraphQuery graphQuery = conn.prepareGraphQuery(QueryLanguage.SPARQL, queryString);
    GraphQueryResult results = graphQuery.evaluate();
    Statement st1 = results.next();
    Assert.assertEquals("http://semanticbible.org/ns/2006/NTNames#Abel", st1.getSubject().stringValue());
    Statement st2 = results.next();
    Assert.assertEquals("http://semanticbible.org/ns/2006/NTNames#Cain", st2.getSubject().stringValue());
    results.close();
}
 
开发者ID:marklogic,项目名称:marklogic-rdf4j,代码行数:16,代码来源:MarkLogicGraphQueryTest.java


示例20: testGraphQueryWithBaseURI

import org.eclipse.rdf4j.query.GraphQuery; //导入依赖的package包/类
@Test
public void testGraphQueryWithBaseURI()
        throws Exception {
    String queryString =
            "PREFIX nn: <http://semanticbible.org/ns/2006/NTNames#>\n" +
                    "PREFIX test: <http://marklogic.com#test>\n" +
                    "construct { ?s  test:test <relative>} WHERE {?s nn:childOf nn:Eve . }";
    GraphQuery graphQuery = conn.prepareGraphQuery(queryString, "http://marklogic.com/test/baseuri/");
    GraphQueryResult results = graphQuery.evaluate();
    Statement st1 = results.next();
    Assert.assertEquals("http://marklogic.com/test/baseuri/relative", st1.getObject().stringValue());
    Statement st2 = results.next();
    Assert.assertEquals("http://marklogic.com/test/baseuri/relative", st2.getObject().stringValue());
    results.close();
}
 
开发者ID:marklogic,项目名称:marklogic-rdf4j,代码行数:16,代码来源:MarkLogicGraphQueryTest.java



注:本文中的org.eclipse.rdf4j.query.GraphQuery类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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