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

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

代码示例来源:origin: apache/jena

private static void doSelectQuery(Prologue prologue, QueryExecution qe, ResultsFormat outputFormat) {
  if ( prologue == null )
    prologue = qe.getQuery().getPrologue() ;
  if ( outputFormat == null || outputFormat == ResultsFormat.FMT_UNKNOWN )
    outputFormat = ResultsFormat.FMT_TEXT ;
  ResultSet results = qe.execSelect() ;
  outputResultSet(results, prologue, outputFormat) ;
}

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

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

代码示例来源:origin: apache/jena

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

代码示例来源:origin: apache/jena

@Override
public void startVisit(Query query) {
  newQuery.setSyntax(query.getSyntax());
  if (query.explicitlySetBaseURI())
    newQuery.setBaseURI(query.getPrologue().getResolver());
  newQuery.setQueryResultStar(query.isQueryResultStar());
  if (query.hasDatasetDescription()) {
    DatasetDescription desc = query.getDatasetDescription();
    for (String x : desc.getDefaultGraphURIs())
      newQuery.addGraphURI(x);
    for (String x : desc.getDefaultGraphURIs())
      newQuery.addNamedGraphURI(x);
  }
  // Aggregators.
  newQuery.getAggregators().addAll(query.getAggregators());
}

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

@Override
public void startVisit(Query query) {
  newQuery.setSyntax(query.getSyntax()) ;
  if ( query.explicitlySetBaseURI() )
    newQuery.setBaseURI(query.getPrologue().getResolver()) ;
  newQuery.setQueryResultStar(query.isQueryResultStar()) ;
  if ( query.hasDatasetDescription() ) {
    DatasetDescription desc = query.getDatasetDescription() ;
    for (String x : desc.getDefaultGraphURIs())
      newQuery.addGraphURI(x) ;
    for (String x : desc.getDefaultGraphURIs())
      newQuery.addNamedGraphURI(x) ;
  }
  // Aggregators.
  newQuery.getAggregators().addAll(query.getAggregators()) ;
}

代码示例来源:origin: tarql/tarql

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

代码示例来源:origin: apache/jena

public static void executeQuery(Prologue prologue, QueryExecution queryExecution, ResultsFormat outputFormat) {
  Query query = queryExecution.getQuery() ;
  if ( prologue == null )
    prologue = query.getPrologue() ;
  if ( prologue == null )
    prologue = dftPrologue ;
  if ( query.isSelectType() )
    doSelectQuery(prologue, queryExecution, outputFormat) ;
  else if ( query.isDescribeType() )
    doDescribeQuery(prologue, queryExecution, outputFormat) ;
  else if ( query.isConstructQuad() )
    // Before isConstructType.
    doConstructQuadsQuery(prologue, queryExecution, outputFormat) ;
  else if ( query.isConstructType() )
    doConstructQuery(prologue, queryExecution, outputFormat) ;
  else if ( query.isAskType() )
    doAskQuery(prologue, queryExecution, outputFormat) ;
  else if ( query.isJsonType() )
    doJsonQuery(prologue, queryExecution, outputFormat) ;
  else
    throw new QueryException("Unrecognized query form");
}

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