public Page getChunkGroupList()

in tsfile-viewer-web/src/main/java/org/apache/iotdb/ui/service/TsfileViewerService.java [210:237]

• 27 lines of code
• 4 McCabe index (conditional complexity)

  public Page<ChunkGroupInfo> getChunkGroupList(
      String filePath, PageModel pageModel, String deviceLike) throws TsfileViewerException {
    filePath = getFullPath(filePath);
    TsFileAnalyserV13 parser = tsfileViewerContainer.getTsfileParser(filePath);
    List<ChunkGroupInfo> list = parser.getChunkGroupInfoList();
    if (!"".equals(deviceLike) && deviceLike != null) {
      list =
          list.stream()
              .filter((item) -> item.getDeviceName().contains(deviceLike))
              .collect(Collectors.toList());
    }
    double totalSize = list.size();
    double pageNo = pageModel.getPageNo();
    PageParam pageParam = new PageParam();
    pageParam.setPageNo(pageModel.getPageNo());
    pageParam.setPageSize(pageModel.getPageSize());
    pageParam.setMaxPageNum((int) Math.ceil(totalSize / pageNo));
    pageParam.setTotalCount(list.size());

    int start = (pageModel.getPageNo() - 1) * pageModel.getPageSize();
    int end = pageModel.getPageNo() * pageModel.getPageSize();
    if (end > list.size()) {
      end = list.size();
    }
    list = list.subList(start, end);
    Page<ChunkGroupInfo> res = new Page(list, pageParam);
    return res;
  }