if (val != null) {
                        return val;
                    }
                }
                return null;
            }
        });
        return interpolator;
    }

    @Nonnull
    public static Function<String, String> prefix(String prefix, Function<String, String> cb) {
        return s -> {
            String v = null;
            if (s.startsWith(prefix)) {

   */
  protected V get(K key) {
    return getMap().get(key);
  }

  protected final K k0() {
    return e0().getKey();
  }

  protected final V v0() {
    return e0().getValue();
  }

  protected final K k1() {
    return e1().getKey();
  }

  protected final V v1() {
    return e1().getValue();
  }

  protected final K k2() {

        return user.getRoleNames();
    }

    public String[] getGroups() {
        return user.getGroupNames();
    }

    public boolean isEditable() {
        return user.isEditable();
    }

    public boolean hasRole(final String role) {
        return stream(user.getRoleNames()).get(stream -> stream.anyMatch(s -> s.equals(role)));
    }

    public boolean hasRoles(final String[] acceptedRoles) {

	if err != nil {
		return err
	}

	if !response.Status.Allowed {
		if len(response.Status.Reason) > 0 {
			return errors.New(response.Status.Reason)
		}
		return errors.New("permission denied")
	}
	return nil
}

func checkServerVersion(cli kube.CLIClient) (diag.Messages, error) {
	v, err := cli.GetKubernetesVersion()
	if err != nil {

				return tx.Where("z = 0").Scopes(
					func(d *gorm.DB) *gorm.DB { return d.Where("a = 1") },
					func(d *gorm.DB) *gorm.DB {
						return d.Or(DB.Where("b = 2").Or("c = 3"))
					},
				).Find(&Language{})
			},
			expected: `SELECT * FROM "languages" WHERE z = 0 AND a = 1 OR (b = 2 OR c = 3)`,
		}, {
			name: "depth_2",
			queryFn: func(tx *gorm.DB) *gorm.DB {
				return tx.Scopes(

    }


    /**
     * @return the informationLevel
     */
    public int getInformationLevel () {
        return this.informationLevel;
    }


    /**
     * @return the filesystem info
     */
    public FileSystemInformation getInfo () {
        return this.info;
    }


    /**
     * @param clazz
     * @return the filesystem info
     * @throws CIFSException
     */

 *
 * <pre>{@code
 * someGraphAlgorithm(startNode, MyNode::getChildren);
 * }</pre>
 *
 * <p>If you have some other mechanism for returning the successors of a node, or one that doesn't
 * return an {@code Iterable<? extends N>}, then you can use a lambda to perform a more general
 * transformation:
 *
 * <pre>{@code
 * someGraphAlgorithm(startNode, node -> ImmutableList.of(node.leftChild(), node.rightChild()));

	if modTime.IsZero() || modTime.Equal(timeSentinel) {
		return FileInfo{}, errErasureReadQuorum
	}

	// Iterate through all the modTimes and count the FileInfo(s) with latest time.
	for index, t := range modTimes {
		if partsMetadata[index].IsValid() && t.Equal(modTime) {
			latestFileInfo = partsMetadata[index]
			count++
		}
	}

	if !latestFileInfo.IsValid() {
		return FileInfo{}, errErasureReadQuorum
	}

	defer cancel()
	if err != nil {
		return nil, err
	}

	if r.Count == 0 {
		key = strings.TrimSuffix(key, etcdPathSeparator)
		r, err = c.etcdClient.Get(ctx, key)
		if err != nil {
			return nil, err
		}
		// only if we are looking at `domain` as true
		// we should return error here.
		if domain && r.Count == 0 {
			return nil, ErrDomainMissing
		}
	}

    public String getType() {
        return metadata.getRemoteFilename();
    }

    private String emptify(String string) {
        return (string != null) ? string : "";
    }

    public File getFile() {
        return null;
    }

    public MetadataBridge setFile(File file) {
        return this;
    }

    @Override
    public Path getPath() {
        return null;
    }