public Mutation setCellVisibility(CellVisibility expression) {
    this.setAttribute(VisibilityConstants.VISIBILITY_LABELS_ATTR_KEY,
      toCellVisibility(expression).toByteArray());
    return this;
  }
Sets the visibility expression associated with cells in this Mutation.
hbase-client/src/main/java/org/apache/hadoop/hbase/client/Mutation.java