//
// Attrs only adds attributes if the record is not found.
//
//	// assign an email if the record is not found
//	db.Where(User{Name: "non_existing"}).Attrs(User{Email: "******@****.***"}).FirstOrInit(&user)
//	// user -> User{Name: "non_existing", Email: "******@****.***"}
//
//	// assign an email if the record is not found, otherwise ignore provided email

		return nil, Errorf("invalid number of arguments %s", s)
	}
	found := SubSystems.Contains(subSystemValue[0])
	if !found {
		// Check for sub-prefix only if the input value is only a
		// single value, this rejects invalid inputs if any.
		found = !SubSystems.FuncMatch(strings.HasPrefix, subSystemValue[0]).IsEmpty() && len(subSystemValue) == 1
	}
	if !found {
		return nil, Errorf("unknown sub-system %s", s)
	}

		zb0001, bts, err = msgp.ReadUint8Bytes(bts)
		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		(*z) = rebalSaveOpts(zb0001)
	}
	o = bts
	return
}

// Msgsize returns an upper bound estimate of the number of bytes occupied by the serialized message
func (z rebalSaveOpts) Msgsize() (s int) {
	s = msgp.Uint8Size
	return
}

// DecodeMsg implements msgp.Decodable

 * It also handles the conversion of voiced and semi-voiced sound marks.
 *
 * <p>This class provides the following functionalities:</p>
 * <ul>
 *   <li>Normalization of a string containing Hankaku Kana to Zenkaku Kana.</li>
 *   <li>Conversion of individual Hankaku Kana characters to Zenkaku Kana characters.</li>
 *   <li>Handling of voiced (ﾞ) and semi-voiced (ﾟ) sound marks to produce the correct Zenkaku Kana characters.</li>
 * </ul>
 *

                            Hexdump.hexdump(System.err, src, srcIndex, maxLen < 128 ? maxLen + 8 : 128);
                        }
                        throw new RuntimeException("zero termination not found");
                    }
                }
                str = new String(src, srcIndex, len, UNI_ENCODING);
            } else {
                while (src[srcIndex + len] != (byte) 0x00) {

			}
		default:
			bts, err = msgp.Skip(bts)
			if err != nil {
				err = msgp.WrapError(err)
				return
			}
		}
	}
	o = bts
	return
}

// Msgsize returns an upper bound estimate of the number of bytes occupied by the serialized message
func (z *MetricDescription) Msgsize() (s int) {

    }

    /**
     * Finds a login user by username.
     *
     * @param username the username to search for
     * @return an optional entity containing the found user, or empty if not found
     */
    @Override
    protected OptionalEntity<FessUser> doFindLoginUser(final String username) {
        return userBhv.selectEntity(cb -> {
            cb.query().setName_Equal(username);

  /** Confirm that the thread does not hold a lock on `lock` during the callback. */
  fun forbidLock(lock: Any) {
    forbiddenLocks.add(lock)
  }

  /**
   * Removes recorded events up to (and including) an event is found whose class equals [eventClass]
   * and returns it.
   */
  fun <T : CallEvent> removeUpToEvent(eventClass: Class<T>): T {
    val fullEventSequence = eventSequence.toList()
    try {
      while (true) {

			}
			return err
		}
		for _, fi := range fis {
			if fi.Mode()&os.ModeSymlink == os.ModeSymlink {
				fi, err = Stat(pathJoin(dirPath, fi.Name()))
				if err != nil {
					// It got deleted in the meantime, not found
					// or returns too many symlinks ignore this
					// file/directory.
					if osIsNotExist(err) || isSysErrPathNotFound(err) ||
						isSysErrTooManySymlinks(err) {
						continue
					}
					return err
				}

	}

	keys := store.List()
	if len(keys) != 1 {
		t.Fatalf("expected len(keys)=1, but found %d", len(keys))
	}

	key := keys[0]
	if !key.Compress {
		t.Fatal("expected the item to be compressed")
	}
	if key.ItemCount != 10 {
		t.Fatalf("expected itemcount=10 but found %v", key.ItemCount)
	}

	raw, err := store.GetRaw(key)
	if err != nil {