* @return a splitter, with default settings, that recognizes that separator
   */
  public static Splitter on(String separator) {
    checkArgument(!separator.isEmpty(), "The separator may not be the empty string.");
    if (separator.length() == 1) {
      return Splitter.on(separator.charAt(0));
    }
    return new Splitter(
        (splitter, toSplit) ->

        }
        return t;
    }

    @SuppressWarnings("unchecked")
    @Override
    public <T extends Credentials> T unwrap(Class<T> t) {
        if (t.isAssignableFrom(this.getClass())) {
            return (T) this;
        }
        return null;
    }

    @Override
    public Subject getSubject() {
        return null;
    }

    @Override

            return username;
        }
        // For guest users, use cookie-based userCode for session identification
        return ComponentUtil.getUserInfoHelper().getUserCode();
    }

    /**
     * Returns the maximum message length for chat messages.
     *
     * @param fessConfig the Fess configuration
     * @return the maximum message length
     */

  public void testPut_supportedPresent() {
    assertEquals("put(present, value) should return the old value", v0(), getMap().put(k0(), v3()));
    expectReplacement(entry(k0(), v3()));
  }

  @MapFeature.Require(SUPPORTS_PUT)
  public void testPut_supportedNotPresent() {
    assertNull("put(notPresent, value) should return null", put(e3()));
    expectAdded(e3());
  }

            return this;
        }

        public Builder withTopDirectory(@Nonnull Path topDirectory) {
            this.topDirectory = requireNonNull(topDirectory, "topDirectory");
            return this;
        }

        public Builder withRootDirectory(@Nullable Path rootDirectory) {
            this.rootDirectory = rootDirectory;
            return this;
        }

				return nil, err
			}
			targets = append(targets, t)
		}
	case config.NotifyESSubSys:
		esTargets, err := GetNotifyES(cfg[config.NotifyESSubSys], transport)
		if err != nil {
			return nil, err
		}
		for id, args := range esTargets {
			if !args.Enable {
				continue
			}
			t, err := target.NewElasticsearchTarget(id, args, logOnceIf)
			if err != nil {
				return nil, err
			}

    switch (b) {
      case 0:
        return (k == 0) ? 1 : 0;
      case 1:
        return 1;
      case -1:
        return ((k & 1) == 0) ? 1 : -1;
      case 2:
        return (k < Integer.SIZE) ? (1 << k) : 0;
      case -2:
        if (k < Integer.SIZE) {
          return ((k & 1) == 0) ? (1 << k) : -(1 << k);
        } else {
          return 0;
        }
      default:

        case MEMORY:
            return "Reduce buffer sizes or increase heap memory";
        case DISK_SPACE:
            return "Free up disk space or use a different location";
        case QUOTA:
            return "Contact administrator to increase quota limits";
        case LOCK:
            return "Release existing locks or wait for them to be released";
        case BUFFER:

		if len(text) == len(res) {
			return "", false
		}
	} else {
		parts := strings.SplitN(text, pat, 2)
		if len(parts) == 1 {
			return "", false
		}
		res = parts[1]
	}
	return res, true
}

func dropRune(text string) (res string, ok bool) {
	r := []rune(text)
	if len(r) == 0 {
		return "", false
	}
	return string(r[1:]), true
}

			return
		}
		err = en.WriteUint64(za0002.TotalSize)
		if err != nil {
			err = msgp.WrapError(err, "Tiers", za0001, "TotalSize")
			return
		}
		// write "nv"
		err = en.Append(0xa2, 0x6e, 0x76)
		if err != nil {
			return
		}
		err = en.WriteInt(za0002.NumVersions)
		if err != nil {
			err = msgp.WrapError(err, "Tiers", za0001, "NumVersions")
			return
		}
		// write "no"