FilterProtos.ColumnValueFilter convert() {
    FilterProtos.ColumnValueFilter.Builder builder = FilterProtos.ColumnValueFilter.newBuilder();

    builder.setFamily(UnsafeByteOperations.unsafeWrap(this.family));
    builder.setQualifier(UnsafeByteOperations.unsafeWrap(this.qualifier));
    builder.setCompareOp(HBaseProtos.CompareType.valueOf(this.op.name()));
    builder.setComparator(ProtobufUtil.toComparator(this.comparator));

    return builder.build();
  }
Returns A pb instance to represent this instance.
hbase-client/src/main/java/org/apache/hadoop/hbase/filter/ColumnValueFilter.java