Relationships             Relationships
	CreateClauses             []clause.Interface
	QueryClauses              []clause.Interface
	UpdateClauses             []clause.Interface
	DeleteClauses             []clause.Interface
	BeforeCreate, AfterCreate bool
	BeforeUpdate, AfterUpdate bool
	BeforeDelete, AfterDelete bool
	BeforeSave, AfterSave     bool

    }

    // Test implementation of secured interface
    static class SecuredInterfaceImpl implements SecuredInterface {
        @Override
        public void securedMethod() {
        }
    }

    @Test
    public void test_interfaceImplementation() {
        // Implementation class inherits interface's class-level annotation

}

// Lookup returns the value and if the key is found.
func (c *MapClaims) Lookup(key string) (value string, ok bool) {
	if c == nil {
		return "", false
	}
	var vinterface any
	vinterface, ok = c.MapClaims[key]
	if ok {
		value, ok = vinterface.(string)
	}
	return value, ok
}

// SetExpiry sets expiry in unix epoch secs
func (c *MapClaims) SetExpiry(t time.Time) {
	c.MapClaims["exp"] = t.Unix()
}

pkg container/heap, func Init(Interface)
pkg container/heap, func Pop(Interface) interface{}
pkg container/heap, func Push(Interface, interface{})
pkg container/heap, func Remove(Interface, int) interface{}
pkg container/heap, type Interface interface { Len, Less, Pop, Push, Swap }
pkg container/heap, type Interface interface, Len() int
pkg container/heap, type Interface interface, Less(int, int) bool

        public void refresh() throws CIFSException {
            if (failOnRefresh) {
                throw new CIFSException("refresh failed");
            }
        }

        // ----- Credentials (super-interface) -----

        @Override
        public <T extends Credentials> T unwrap(Class<T> type) {
            if (type == null) {
                throw new NullPointerException("type");
            }

	Rows(ctx context.Context) (*sql.Rows, error)
}

type JoinBuilder interface {
	Select(...string) JoinBuilder
	Omit(...string) JoinBuilder
	Where(query interface{}, args ...interface{}) JoinBuilder
	Not(query interface{}, args ...interface{}) JoinBuilder
	Or(query interface{}, args ...interface{}) JoinBuilder
}

type PreloadBuilder interface {
	Select(...string) PreloadBuilder
	Omit(...string) PreloadBuilder

pkg p1, type I interface, Set(string, int64)
pkg p1, type I interface, unexported methods
pkg p1, type MyInt int
pkg p1, type Namer interface { Name }
pkg p1, type Namer interface, Name() string
pkg p1, type Private //deprecated
pkg p1, type Private interface, X()
pkg p1, type Private interface, unexported methods
pkg p1, type Public interface { X, Y }
pkg p1, type Public interface, X()
pkg p1, type Public interface, Y()
pkg p1, type S struct

// Package clause provides the clause interface and common clause implementations for GORM.
package clause

// Interface clause interface
type Interface interface {
	Name() string
	Build(Builder)
	MergeClause(*Clause)
}

// ClauseBuilder clause builder, allows to customize how to build clause
type ClauseBuilder func(Clause, Builder)

type Writer interface {
	WriteByte(byte) error
	WriteString(string) (int, error)
}

		Vars:         []interface{}{NamedArgument{Name1: "jinzhu", Base: Base{Name2: "jinzhu2"}}},
		Result:       "@@test AND name1 = ? AND name2 = ? AND name3 = ? @notexist",
		ExpectedVars: []interface{}{"jinzhu", "jinzhu2", "jinzhu"},
	}, {
		SQL:          "name in (@names)",
		Vars:         []interface{}{map[string]interface{}{"names": []interface{}{"jinzhu", "jinzhu2"}}},
		Result:       "name in (?,?)",
		ExpectedVars: []interface{}{"jinzhu", "jinzhu2"},

type Migrator interface {
	// AutoMigrate
	AutoMigrate(dst ...interface{}) error

	// Database
	CurrentDatabase() string
	FullDataTypeOf(*schema.Field) clause.Expr
	GetTypeAliases(databaseTypeName string) []string

	// Tables
	CreateTable(dst ...interface{}) error
	DropTable(dst ...interface{}) error
	HasTable(dst interface{}) bool
	RenameTable(oldName, newName interface{}) error