public Builder clear() {
        super.clear();
        if (nameBuilder_ == null) {
          name_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000001);
        } else {
          nameBuilder_.clear();
        }
        identifierValue_ = "";
        bitField0_ = (bitField0_ & ~0x00000002);
        positiveIntValue_ = 0L;
        bitField0_ = (bitField0_ & ~0x00000004);
        negativeIntValue_ = 0L;
        bitField0_ = (bitField0_ & ~0x00000008);
        doubleValue_ = 0D;
        bitField0_ = (bitField0_ & ~0x00000010);
        stringValue_ = com.google.protobuf.ByteString.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000020);
        aggregateValue_ = "";
        bitField0_ = (bitField0_ & ~0x00000040);
        return this;
      }