*     to prevent this from occurring.
   */
  public int getPort() {
    checkState(hasPort());
    return port;
  }

  /** Returns the current port number, with a default if no port is defined. */
  public int getPortOrDefault(int defaultPort) {
    return hasPort() ? port : defaultPort;
  }

  /**
   * Build a HostAndPort instance from separate host and port values.
   *

		UserRefer uint
	}

	type User struct {
		gorm.Model
		Profile Profile `gorm:"ForeignKey:UserRefer"`
	}

	checkStructRelation(t, &User{}, Relation{
		Name: "Profile", Type: schema.HasOne, Schema: "User", FieldSchema: "Profile",
		References: []Reference{{"ID", "User", "UserRefer", "Profile", "", true}},
	})
}

func TestHasOneOverrideReferences(t *testing.T) {
	type Profile struct {
		gorm.Model

		t.Errorf("account's number should not be saved")
	}
}

func TestHasOneAssociationForSlice(t *testing.T) {
	users := []User{
		*GetUser("slice-hasone-1", Config{Account: true}),
		*GetUser("slice-hasone-2", Config{Account: false}),
		*GetUser("slice-hasone-3", Config{Account: true}),
	}

	DB.Create(&users)

	// Count
	AssertAssociationCount(t, users, "Account", 2, "")

	// Find

    }

    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) {

	_, zoneOffset := t.Zone()
	hasZone := zoneOffset != 0
	hasFracSecond := t.Nanosecond() != 0
	hasSecond := t.Second() != 0
	hasTime := t.Hour() != 0 || t.Minute() != 0
	hasDay := t.Day() != 1
	hasMonth := t.Month() != 1

	switch {
	case hasFracSecond:
		return t.Format(layoutNanosecond)
	case hasSecond:
		return t.Format(layoutSecond)
	case hasTime || hasZone:
		return t.Format(layoutMinute)
	case hasDay:

}

func (association *Association) Append(values ...interface{}) error {
	values = expandValues(values)

	if association.Error == nil {
		switch association.Relationship.Type {
		case schema.HasOne, schema.BelongsTo:
			if len(values) > 0 {
				association.Error = association.Replace(values...)
			}
		default:
			association.saveAssociation( /*clear*/ false, values...)
		}
	}

	return association.Error

// return true if the string includes a port.
func hasPort(s string) bool { return strings.LastIndex(s, ":") > strings.LastIndex(s, "]") }

// removeEmptyPort strips the empty port in ":port" to ""
// as mandated by RFC 3986 Section 6.2.3.
func removeEmptyPort(host string) string {
	if hasPort(host) {
		return strings.TrimSuffix(host, ":")
	}
	return host
}

        systemHelper.setupAdminHtmlData(this, runtime);

        final Boolean editable =
                getUserBean().map(user -> user.hasRoles(fessConfig.getAuthenticationAdminRolesAsArray()) || user.hasRole(getActionRole()))
                        .orElse(false);
        runtime.registerData("editable", editable);
        runtime.registerData("editableClass", editable ? StringUtil.EMPTY : "disabled");

			if !v {
				continue
			}

			rel, ok := db.Statement.Schema.Relationships.Relations[column]
			if !ok {
				continue
			}

			switch rel.Type {
			case schema.HasOne, schema.HasMany:
				queryConds := rel.ToQueryConditions(db.Statement.Context, db.Statement.ReflectValue)
				modelValue := reflect.New(rel.FieldSchema.ModelType).Interface()

	if uni, ok := uniqueConstraints[name]; ok {
		return &uni, stmt.Table
	}

	getTable := func(rel *schema.Relationship) string {
		switch rel.Type {
		case schema.HasOne, schema.HasMany:
			return rel.FieldSchema.Table
		case schema.Many2Many:
			return rel.JoinTable.Table
		}
		return stmt.Table
	}

	for _, rel := range stmt.Schema.Relationships.Relations {