}
        return systemHelper;
    }

    public static ViewHelper getViewHelper() {
        return getComponent(VIEW_HELPER);
    }

    public static SambaHelper getSambaHelper() {
        return getComponent(SAMBA_HELPER);
    }

    public static QueryHelper getQueryHelper() {
        return getComponent(QUERY_HELPER);
    }

    if (defaultValue != null) {
      return defaultValue;
    }
    Class<? extends T> implementation = getImplementation(type);
    if (implementation != null) {
      return get(implementation);
    }
    if (type == Stream.class) {
      return type.cast(Stream.empty());
    }
    if (type.isEnum()) {
      T[] enumConstants = type.getEnumConstants();

    }
  }

  @Override
  public final boolean isRunning() {
    return state() == RUNNING;
  }

  @Override
  public final State state() {
    return snapshot.externalState();
  }

  /** @since 14.0 */
  @Override
  public final Throwable failureCause() {
    return snapshot.failureCause();
  }

  /** @since 13.0 */
  @Override

            return false;
          }

          @Override
          public boolean isDone() {
            return true;
          }

          @Override
          public boolean isCancelled() {
            return true; // BAD!!
          }

          @Override
          public String get() {
            return "foo"; // BAD!!
          }

func (c *Target) Validate() error {
	return nil
}

// Endpoint returns the backend endpoint
func (c *Target) Endpoint() string {
	return ""
}

func (c *Target) String() string {
	return "console"
}

// Send log message 'e' to console
func (c *Target) Send(e interface{}) error {
	entry, ok := e.(log.Entry)
	if !ok {
		return fmt.Errorf("Uexpected log entry structure %#v", e)
	}

    assertEquals(
        "computeIfPresent(present, function) should return new value",
        v3(),
        getMap()
            .computeIfPresent(
                k0(),
                (k, v) -> {
                  assertEquals(k0(), k);
                  assertEquals(v0(), v);
                  return v3();
                }));
    expectReplacement(entry(k0(), v3()));
  }

            return false;
          }

          @Override
          public boolean isDone() {
            return true;
          }

          @Override
          public boolean isCancelled() {
            return true; // BAD!!
          }

          @Override
          public String get() {
            return "foo"; // BAD!!
          }

    }

    protected FilterChain appendFilterChain(final Filter filter, final FilterChain chain) {
        return query -> filter.parse(query, chain);
    }

    protected FilterChain createDefaultFilterChain() {
        return query -> {
            try {
                return createQueryParser().parse(query);
            } catch (final ParseException e) {
                throw new QueryParseException(e);

	if err != nil {
		return
	}
	err = en.WriteInt(z.ScanMode)
	if err != nil {
		err = msgp.WrapError(err, "ScanMode")
		return
	}
	// write "c"
	err = en.Append(0xa1, 0x63)
	if err != nil {
		return
	}
	if z.Cache == nil {
		err = en.WriteNil()
		if err != nil {
			return
		}
	} else {
		err = z.Cache.EncodeMsg(en)
		if err != nil {
			err = msgp.WrapError(err, "Cache")
			return
		}
	}

        if (loggerName == null) {
            return event;
        }
        for (final String name : loggerNames) {
            if (loggerName.startsWith(name)) {
                final Level sourceLevel = event.getLevel();
                if (sourceLevel != Level.ERROR) {
                    return event;
                }
                return new Log4jLogEvent.Builder(event).setLevel(Level.WARN).build();
            }