public void setDataMaskInfo(RangerPolicyItemDataMaskInfo dataMaskInfo) {
      this.dataMaskInfo = dataMaskInfo == null ? new RangerPolicyItemDataMaskInfo() : dataMaskInfo;
    }
@param dataMaskInfo the dataMaskInfo to set
ql/src/java/org/apache/hadoop/hive/ql/exec/repl/ranger/RangerPolicy.java