org.apache.jena.query.Query.getSyntax()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.getSyntax方法的一些代码示例,展示了Query.getSyntax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.getSyntax方法的具体详情如下:
包路径:org.apache.jena.query.Query
类名称:Query
方法名:getSyntax

Query.getSyntax介绍

暂无

代码示例

代码示例来源:origin: apache/jena

  1. private Element process(BasicPattern pattern) {
  2. // The different SPARQL versions (1.0, 1.1) use different internal
  3. // structures for BGPs.
  4. if ( query.getSyntax() == Syntax.syntaxSPARQL_10 ) {
  5. ElementTriplesBlock e = new ElementTriplesBlock() ;
  6. for ( Triple t : pattern )
  7. // Leave bNode variables as they are
  8. // Query serialization will deal with them.
  9. e.addTriple(t) ;
  10. return e ;
  11. }
  12. if ( query.getSyntax() == Syntax.syntaxSPARQL_11 || query.getSyntax() == Syntax.syntaxARQ ) {
  13. ElementPathBlock e = new ElementPathBlock() ;
  14. for ( Triple t : pattern )
  15. // Leave bNode variables as they are
  16. // Query serialization will deal with them.
  17. e.addTriple(t) ;
  18. return e ;
  19. }
  20. throw new ARQInternalErrorException("Unrecognized syntax: " + query.getSyntax()) ;
  21. }

代码示例来源:origin: apache/jena

  1. /**
  2. * Makes a copy of this query. Copies by parsing a query from the serialized form of this query
  3. * @return Copy of this query
  4. */
  5. public Query cloneQuery() {
  6. // A little crude.
  7. // Must use toString() rather than serialize() because we may not know how to serialize extended syntaxes
  8. String qs = this.toString();
  9. return QueryFactory.create(qs, getSyntax()) ;
  10. }

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

  1. private Element process(BasicPattern pattern)
  2. {
  3. // The different SPARQL versions use different internal structures for BGPs.
  4. if ( query.getSyntax() == Syntax.syntaxSPARQL_10 )
  5. {
  6. ElementTriplesBlock e = new ElementTriplesBlock() ;
  7. for (Triple t : pattern)
  8. // Leave bNode variables as they are
  9. // Query serialization will deal with them.
  10. e.addTriple(t) ;
  11. return e ;
  12. }
  13. if ( query.getSyntax() == Syntax.syntaxSPARQL_11 ||
  14. query.getSyntax() == Syntax.syntaxARQ )
  15. {
  16. ElementPathBlock e = new ElementPathBlock() ;
  17. for (Triple t : pattern)
  18. // Leave bNode variables as they are
  19. // Query serialization will deal with them.
  20. e.addTriple(t) ;
  21. return e ;
  22. }
  23. throw new ARQInternalErrorException("Unrecognized syntax: "+query.getSyntax()) ;
  24. }

代码示例来源:origin: apache/jena

  1. @Override
  2. protected void runTestForReal()
  3. {
  4. Query query = null ;
  5. if ( queryString == null )
  6. query = queryFromTestItem(testItem) ;
  7. else
  8. query = queryFromString(queryString) ;
  9. // Whatever was read in.
  10. runTestWorker(query, query.getSyntax()) ;
  11. }

代码示例来源:origin: apache/jena

  1. public static void checkParse(Query query)
  2. if ( ! SPARQLParserRegistry.get().containsFactory(query.getSyntax()) )
  3. return ;
  4. query.serialize(buff, query.getSyntax()) ;
  5. query2 = QueryFactory.create(tmp, baseURI, query.getSyntax()) ;

代码示例来源:origin: apache/jena

  1. syntaxURI = query.getSyntax() ;
  2. else
  3. query.setSyntax(syntaxURI) ;

代码示例来源:origin: apache/jena

  1. private void testOpToSyntax(String opStr, String queryString)
  2. {
  3. Op op = SSE.parseOp(opStr) ;
  4. Query queryConverted = OpAsQuery.asQuery(op) ;
  5. Query queryExpected = QueryFactory.create(queryString, queryConverted.getSyntax()) ;
  6. // if ( ! queryExpected.equals(queryConverted) )
  7. // {
  8. // System.err.println("Query Expected: "+queryExpected.getSyntax()) ;
  9. // System.err.println(queryExpected) ;
  10. //
  11. // System.err.println("Query Converted: "+queryConverted.getSyntax()) ;
  12. // System.err.println(queryConverted) ;
  13. // System.err.println() ;
  14. // }
  15. assertEquals(queryExpected, queryConverted) ;
  16. }

代码示例来源:origin: apache/jena

  1. private static void check(Query query, Collection<Var> vars)
  2. {
  3. // Check any expressions are assigned to fresh variables.
  4. checkExprListAssignment(vars, query.getProject()) ;
  5. // Check for SELECT * GROUP BY
  6. // Legal in ARQ, not in SPARQL 1.1
  7. if ( ! Syntax.syntaxARQ.equals(query.getSyntax()) )
  8. {
  9. if ( query.isQueryResultStar() && query.hasGroupBy() )
  10. throw new QueryParseException("SELECT * not legal with GROUP BY", -1 , -1) ;
  11. }
  12. // Check any variable in an expression is in scope (if GROUP BY)
  13. checkExprVarUse(query) ;
  14. // Check GROUP BY AS
  15. // ENABLE
  16. if ( false && query.hasGroupBy() )
  17. {
  18. VarExprList exprList2 = query.getGroupBy() ;
  19. checkExprListAssignment(vars, exprList2) ;
  20. // CHECK
  21. }
  22. }

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: 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. }

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