public void read(org.apache.thrift.protocol.TProtocol iprot, IndexExpression struct)
        throws org.apache.thrift.TException {
      org.apache.thrift.protocol.TField schemeField;
      iprot.readStructBegin();
      while (true) {
        schemeField = iprot.readFieldBegin();
        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) {
          break;
        }
        switch (schemeField.id) {
          case 1: // COLUMN_NAME
            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
              struct.column_name = iprot.readBinary();
              struct.setColumn_nameIsSet(true);
            } else {
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
            }
            break;
          case 2: // OP
            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
              struct.op = IndexOperator.findByValue(iprot.readI32());
              struct.setOpIsSet(true);
            } else {
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
            }
            break;
          case 3: // VALUE
            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
              struct.value = iprot.readBinary();
              struct.setValueIsSet(true);
            } else {
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
            }
            break;
          default:
            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
        }
        iprot.readFieldEnd();
      }
      iprot.readStructEnd();

      // check for required fields of primitive type, which can't be checked in the validate method
      struct.validate();
    }
    public void write(org.apache.thrift.protocol.TProtocol oprot, IndexExpression struct)
        throws org.apache.thrift.TException {
      struct.validate();

      oprot.writeStructBegin(STRUCT_DESC);
      if (struct.column_name != null) {
        oprot.writeFieldBegin(COLUMN_NAME_FIELD_DESC);
        oprot.writeBinary(struct.column_name);
        oprot.writeFieldEnd();
      }
      if (struct.op != null) {
        oprot.writeFieldBegin(OP_FIELD_DESC);
        oprot.writeI32(struct.op.getValue());
        oprot.writeFieldEnd();
      }
      if (struct.value != null) {
        oprot.writeFieldBegin(VALUE_FIELD_DESC);
        oprot.writeBinary(struct.value);
        oprot.writeFieldEnd();
      }
      oprot.writeFieldStop();
      oprot.writeStructEnd();
    }