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

Query.setLimit介绍

暂无

代码示例

代码示例来源:origin: apache/jena

/**
 * Set the limit for the number of results to return.
 * Setting the limit to zero (0) or removes the limit.
 * @param limit The limit to set.
 */
public void setLimit(int limit) {
  query.setLimit(limit < 1 ? Query.NOLIMIT : limit);
}

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

/**
 * Set the limit for the number of results to return.
 * Setting the limit to zero (0) or removes the limit.
 * @param limit The limit to set.
 */
public void setLimit(int limit) {
  query.setLimit(limit < 1 ? Query.NOLIMIT : limit);
}

代码示例来源:origin: apache/jena

@Override
public void visitLimit(Query query) {
  newQuery.setLimit(query.getLimit());
}

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

@Override
public void visitLimit(Query query) {
  newQuery.setLimit(query.getLimit()) ;
}

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

@Override
public boolean execAsk() {
  Query query = queryIterator.next();
  query.setLimit(Query.NOLIMIT);
  QueryExecution qe = factory.createQueryExecution(query);
  boolean result = qe.execAsk();
  return result;
}

代码示例来源:origin: tarql/tarql

public void makeTest() {
    for (Query q: queries) {
      if (q.isConstructType()) {
        q.setQuerySelectType();
      }
      q.setLimit(5);
    }
  }
}

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

public static void applyRange(Query query, Range<Long> range) {
  long offset = rangeToOffset(range);
  long limit = rangeToLimit(range);
  query.setOffset(offset);
  query.setLimit(limit);
}

代码示例来源:origin: apache/jena

final public void LimitClause() throws ParseException {
           Token t ;
 jj_consume_token(LIMIT);
 t = jj_consume_token(INTEGER);
  getQuery().setLimit(integerValue(t.image)) ;
}

代码示例来源:origin: apache/jena

final public void LimitClause() throws ParseException {
           Token t ;
 jj_consume_token(LIMIT);
 t = jj_consume_token(INTEGER);
  getQuery().setLimit(integerValue(t.image)) ;
}

代码示例来源:origin: apache/jena

final public void LimitClause() throws ParseException {
           Token t ;
 jj_consume_token(LIMIT);
 t = jj_consume_token(INTEGER);
  getQuery().setLimit(integerValue(t.image)) ;
}

代码示例来源:origin: org.aksw.jena-sparql-api/jena-sparql-api-cache

public static Element limitElement(Element e, long limit) {
  Query subQuery = new Query();
  subQuery.setQuerySelectType();
  subQuery.setQueryResultStar(true);
  subQuery.setQueryPattern(e);
  subQuery.setLimit(limit);
  Element result = new ElementSubQuery(subQuery);
  return result;
}

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

public static Element limitElement(Element e, long limit) {
  Query subQuery = new Query();
  subQuery.setQuerySelectType();
  subQuery.setQueryResultStar(true);
  subQuery.setQueryPattern(e);
  subQuery.setLimit(limit);
  Element result = new ElementSubQuery(subQuery);
  return result;
}

代码示例来源:origin: SmartDataAnalytics/DL-Learner

@Override
public Model extractFragment(OWLClass cls, int maxFragmentDepth) {
  startTime = System.currentTimeMillis();
  Model fragment = ModelFactory.createDefaultModel();
  
  Query query = buildConstructQuery(cls, maxFragmentDepth);
  
  long pageSize = PaginationUtils.adjustPageSize(qef, 10000);
  query.setLimit(pageSize);
  int offset = 0;
  while(getRemainingRuntime() > 0){
    query.setOffset(offset);System.out.println(query);
    Model model = qef.createQueryExecution(query).execConstruct();
    fragment.add(model);
    offset += pageSize;
  }
  return fragment;
}

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

@Override
public QueryExecutionCompare createQueryExecution(Query query) {
  if(removeSlices) {
    query = (Query)query.clone();
    query.setLimit(Query.NOLIMIT);
    query.setOffset(Query.NOLIMIT);
  }
  //boolean isOrdered = !query.getOrderBy().isEmpty();
  QueryExecution qea = a.createQueryExecution(query);
  QueryExecution qeb = b.createQueryExecution(query);
  QueryExecutionCompare result = new QueryExecutionCompare(query, qea, qeb, false);
  //QueryExecution result = QueryExecutionWrapper.wrap(tmp);
  return result;
}

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

public PaginationQueryIterator createQueryIterator(Long offset, Long limit) {

    long o = offset == null ? 0 : offset;
    long l = limit == null ? Long.MAX_VALUE : limit;

    long queryOffset = proto.getOffset() == Query.NOLIMIT ? 0 : proto.getOffset();

    long itemOffset = queryOffset + o;

    long queryLimit = proto.getLimit() == Query.NOLIMIT ? Long.MAX_VALUE : proto.getLimit() - o;

    long itemLimit = Math.min(queryLimit, l);
    itemLimit = itemLimit == Long.MAX_VALUE ? Query.NOLIMIT : itemLimit;

    Query clone = proto.cloneQuery();
    clone.setOffset(itemOffset);
    clone.setLimit(itemLimit);

    PaginationQueryIterator result = new PaginationQueryIterator(clone, pageSize);
    return result;
  }
}

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

@Override
public void visit(OpSlice opSlice)
{
  if ( opSlice.getStart() != Query.NOLIMIT )
    query.setOffset(opSlice.getStart()) ;
  if ( opSlice.getLength() != Query.NOLIMIT )
    query.setLimit(opSlice.getLength()) ;
  opSlice.getSubOp().visit(this) ;
}

代码示例来源:origin: apache/jena

/**
 * Copy all the modifications from the Solution Modifier argument
 * @param solutionModifier The solution modifier to copy from.
 */
public void addAll(SolutionModifierHandler solutionModifier) {
  List<SortCondition> lst = solutionModifier.query.getOrderBy();
  if (lst != null) {
    for (SortCondition sc : lst) {
      query.addOrderBy(sc);
    }
  }
  query.getGroupBy().addAll(solutionModifier.query.getGroupBy());
  query.getHavingExprs().addAll(solutionModifier.query.getHavingExprs());
  query.setLimit(solutionModifier.query.getLimit());
  query.setOffset(solutionModifier.query.getOffset());
}

代码示例来源:origin: SmartDataAnalytics/DL-Learner

private Set<SortedSet<Node>> query(String qStr, QueryExecutionFactory qef) {
  Query query = QueryFactory.create(qStr);
  query.setLimit(queryLimit);
  Set<SortedSet<Node>> result = new HashSet<>();
  try(QueryExecution qe = qef.createQueryExecution(query)) {
    ResultSet rs = qe.execSelect();
    while(rs.hasNext()) {
      QuerySolution qs = rs.next();
      result.add(toSet(qs));
    }
  } catch(Exception e) {
    System.err.println("Query execution failed for\n" + query);
  }
  return result;
}

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

/**
 * Copy all the modifications from the Solution Modifier argument
 * @param solutionModifier The solution modifier to copy from.
 */
public void addAll(SolutionModifierHandler solutionModifier) {
  List<SortCondition> lst = solutionModifier.query.getOrderBy();
  if (lst != null) {
    for (SortCondition sc : lst) {
      query.addOrderBy(sc);
    }
  }
  query.getGroupBy().addAll(solutionModifier.query.getGroupBy());
  query.getHavingExprs().addAll(solutionModifier.query.getHavingExprs());
  query.setLimit(solutionModifier.query.getLimit());
  query.setOffset(solutionModifier.query.getOffset());
}

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

public static Query createQueryList(UnaryRelation concept, Long limit, Long offset) {
    Query result = new Query();
    result.setQuerySelectType();
    result.setDistinct(true);

    result.setLimit(limit == null ? Query.NOLIMIT : limit);
    result.setOffset(offset == null ? Query.NOLIMIT : offset);

    result.getProject().add(concept.getVar());
    Element e = concept.getElement();
    if(e instanceof ElementSubQuery) {
      e = ElementUtils.createElementGroup(e);
    }

    result.setQueryPattern(e);

//        String str = result.toString();
//        System.out.println(str);
    return result;
  }

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