private String getNewTsFileName(long time, long version, int mergeCnt, int unseqCompactionCnt) {
    return TsFileNameGenerator.generateNewTsFileName(time, version, mergeCnt, unseqCompactionCnt);
  }
get processor from hashmap, flush oldest processor if necessary

@param timeRangeId time partition range
@param tsFileProcessorTreeMap tsFileProcessorTreeMap
@param sequence whether is sequence or not
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/storageengine/dataregion/DataRegion.java