org.apache.jena.query.Query.getPrologue()方法的使用及代码示例

x33g5p2x  于2022-01-28 转载在 其他  
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本文整理了Java中org.apache.jena.query.Query.getPrologue方法的一些代码示例,展示了Query.getPrologue的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。Query.getPrologue方法的具体详情如下:
包路径:org.apache.jena.query.Query
类名称:Query
方法名:getPrologue

Query.getPrologue介绍

暂无

代码示例

代码示例来源:origin: SmartDataAnalytics/jena-sparql-api

  1. @Override
  2. public Prologue apply(String prologue) {
  3. String queryStr = prologue + "SELECT * { ?s ?p ?o }";
  4. Query query = sparqlQueryParser.apply(queryStr);
  5. Prologue result = query.getPrologue();
  6. return result;
  7. }

代码示例来源:origin: apache/jena

  1. private static void doSelectQuery(Prologue prologue, QueryExecution qe, ResultsFormat outputFormat) {
  2. if ( prologue == null )
  3. prologue = qe.getQuery().getPrologue() ;
  4. if ( outputFormat == null || outputFormat == ResultsFormat.FMT_UNKNOWN )
  5. outputFormat = ResultsFormat.FMT_TEXT ;
  6. ResultSet results = qe.execSelect() ;
  7. outputResultSet(results, prologue, outputFormat) ;
  8. }

代码示例来源:origin: org.apache.jena/jena-fuseki-core

  1. SPARQLResult result = executeQuery(action, qExec, query, queryStringLog) ;
  2. sendResults(action, result, query.getPrologue()) ;

代码示例来源:origin: apache/jena

  1. SPARQLResult result = executeQuery(action, qExec, query, queryStringLog) ;
  2. sendResults(action, result, query.getPrologue()) ;

代码示例来源:origin: apache/jena

  1. @Override
  2. public void startVisit(Query query) {
  3. newQuery.setSyntax(query.getSyntax());
  4. if (query.explicitlySetBaseURI())
  5. newQuery.setBaseURI(query.getPrologue().getResolver());
  6. newQuery.setQueryResultStar(query.isQueryResultStar());
  7. if (query.hasDatasetDescription()) {
  8. DatasetDescription desc = query.getDatasetDescription();
  9. for (String x : desc.getDefaultGraphURIs())
  10. newQuery.addGraphURI(x);
  11. for (String x : desc.getDefaultGraphURIs())
  12. newQuery.addNamedGraphURI(x);
  13. }
  14. // Aggregators.
  15. newQuery.getAggregators().addAll(query.getAggregators());
  16. }

代码示例来源:origin: SmartDataAnalytics/jena-sparql-api

  1. @Override
  2. public void startVisit(Query query) {
  3. newQuery.setSyntax(query.getSyntax()) ;
  4. if ( query.explicitlySetBaseURI() )
  5. newQuery.setBaseURI(query.getPrologue().getResolver()) ;
  6. newQuery.setQueryResultStar(query.isQueryResultStar()) ;
  7. if ( query.hasDatasetDescription() ) {
  8. DatasetDescription desc = query.getDatasetDescription() ;
  9. for (String x : desc.getDefaultGraphURIs())
  10. newQuery.addGraphURI(x) ;
  11. for (String x : desc.getDefaultGraphURIs())
  12. newQuery.addNamedGraphURI(x) ;
  13. }
  14. // Aggregators.
  15. newQuery.getAggregators().addAll(query.getAggregators()) ;
  16. }

代码示例来源:origin: tarql/tarql

  1. query.getPrologue().setResolver(result.getPrologue().getResolver());

代码示例来源:origin: apache/jena

  1. public static void executeQuery(Prologue prologue, QueryExecution queryExecution, ResultsFormat outputFormat) {
  2. Query query = queryExecution.getQuery() ;
  3. if ( prologue == null )
  4. prologue = query.getPrologue() ;
  5. if ( prologue == null )
  6. prologue = dftPrologue ;
  7. if ( query.isSelectType() )
  8. doSelectQuery(prologue, queryExecution, outputFormat) ;
  9. else if ( query.isDescribeType() )
  10. doDescribeQuery(prologue, queryExecution, outputFormat) ;
  11. else if ( query.isConstructQuad() )
  12. // Before isConstructType.
  13. doConstructQuadsQuery(prologue, queryExecution, outputFormat) ;
  14. else if ( query.isConstructType() )
  15. doConstructQuery(prologue, queryExecution, outputFormat) ;
  16. else if ( query.isAskType() )
  17. doAskQuery(prologue, queryExecution, outputFormat) ;
  18. else if ( query.isJsonType() )
  19. doJsonQuery(prologue, queryExecution, outputFormat) ;
  20. else
  21. throw new QueryException("Unrecognized query form");
  22. }

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