public static boolean isPointDeleted(long timestamp, List<TimeRange> deletionList) {
    int[] deleteCursor = {0};
    return isPointDeleted(timestamp, deletionList, deleteCursor);
  }
modifyChunkMetaData iterates the chunkMetaData and applies all available modifications on it to
generate a ModifiedChunkMetadata. <br>
the caller should guarantee that chunkMetaData and modifications refer to the same time series
paths.

@param chunkMetaData the original chunkMetaData.
@param modifications all possible modifications.
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/utils/ModificationUtils.java