public int getSerializedSize() {
        int size = memoizedSerializedSize;
        if (size != -1) return size;

        size = 0;
        if (((bitField0_ & 0x00000001) == 0x00000001)) {
          size += com.google.protobuf.CodedOutputStream
            .computeInt32Size(1, start_);
        }
        if (((bitField0_ & 0x00000002) == 0x00000002)) {
          size += com.google.protobuf.CodedOutputStream
            .computeInt32Size(2, end_);
        }
        size += getUnknownFields().getSerializedSize();
        memoizedSerializedSize = size;
        return size;
      }