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Java SolrIndexSearcher.weightSort方法代码示例

本文整理汇总了Java中org.apache.solr.search.SolrIndexSearcher.weightSort方法的典型用法代码示例。如果您正苦于以下问题:Java SolrIndexSearcher.weightSort方法的具体用法?Java SolrIndexSearcher.weightSort怎么用?Java SolrIndexSearcher.weightSort使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在org.apache.solr.search.SolrIndexSearcher的用法示例。


在下文中一共展示了SolrIndexSearcher.weightSort方法的1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,您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: prepareGrouping

import org.apache.solr.search.SolrIndexSearcher; //导入方法依赖的package包/类
private void prepareGrouping(ResponseBuilder rb) throws IOException {

    SolrQueryRequest req = rb.req;
    SolrParams params = req.getParams();

    if (null != rb.getCursorMark()) {
      // It's hard to imagine, conceptually, what it would mean to combine
      // grouping with a cursor - so for now we just don't allow the combination at all
      throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, "Can not use Grouping with " +
                              CursorMarkParams.CURSOR_MARK_PARAM);
    }

    SolrIndexSearcher.QueryCommand cmd = rb.getQueryCommand();
    SolrIndexSearcher searcher = rb.req.getSearcher();
    GroupingSpecification groupingSpec = new GroupingSpecification();
    rb.setGroupingSpec(groupingSpec);

    //TODO: move weighting of sort
    Sort groupSort = searcher.weightSort(cmd.getSort());
    if (groupSort == null) {
      groupSort = Sort.RELEVANCE;
    }

    // groupSort defaults to sort
    String groupSortStr = params.get(GroupParams.GROUP_SORT);
    //TODO: move weighting of sort
    Sort sortWithinGroup = groupSortStr == null ?  groupSort : searcher.weightSort(QueryParsing.parseSortSpec(groupSortStr, req).getSort());
    if (sortWithinGroup == null) {
      sortWithinGroup = Sort.RELEVANCE;
    }

    groupingSpec.setSortWithinGroup(sortWithinGroup);
    groupingSpec.setGroupSort(groupSort);

    String formatStr = params.get(GroupParams.GROUP_FORMAT, Grouping.Format.grouped.name());
    Grouping.Format responseFormat;
    try {
       responseFormat = Grouping.Format.valueOf(formatStr);
    } catch (IllegalArgumentException e) {
      throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, String.format(Locale.ROOT, "Illegal %s parameter", GroupParams.GROUP_FORMAT));
    }
    groupingSpec.setResponseFormat(responseFormat);

    groupingSpec.setFields(params.getParams(GroupParams.GROUP_FIELD));
    groupingSpec.setQueries(params.getParams(GroupParams.GROUP_QUERY));
    groupingSpec.setFunctions(params.getParams(GroupParams.GROUP_FUNC));
    groupingSpec.setGroupOffset(params.getInt(GroupParams.GROUP_OFFSET, 0));
    groupingSpec.setGroupLimit(params.getInt(GroupParams.GROUP_LIMIT, 1));
    groupingSpec.setOffset(rb.getSortSpec().getOffset());
    groupingSpec.setLimit(rb.getSortSpec().getCount());
    groupingSpec.setIncludeGroupCount(params.getBool(GroupParams.GROUP_TOTAL_COUNT, false));
    groupingSpec.setMain(params.getBool(GroupParams.GROUP_MAIN, false));
    groupingSpec.setNeedScore((cmd.getFlags() & SolrIndexSearcher.GET_SCORES) != 0);
    groupingSpec.setTruncateGroups(params.getBool(GroupParams.GROUP_TRUNCATE, false));
  }
 
开发者ID:europeana,项目名称:search,代码行数:56,代码来源:QueryComponent.java


注:本文中的org.apache.solr.search.SolrIndexSearcher.weightSort方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,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。