Struct GenericForeignKey 

pub struct GenericForeignKey {
    pub content_type_id: Option<i64>,
    pub object_id: Option<i64>,
}

Available on crate feature database and non-WebAssembly only.

Generic foreign key field

Fields

content_type_id: Option<i64>

The content type id.

object_id: Option<i64>

The object id.

Implementations

impl GenericForeignKey

pub fn new() -> GenericForeignKey

Creates a new instance.

pub fn set(&mut self, content_type: &ContentType, object_id: i64)

Performs the set operation.

pub fn get_content_type(&self) -> Option<ContentType>

Returns the content type.

pub fn is_set(&self) -> bool

Returns the et.

pub fn clear(&mut self)

Performs the clear operation.

impl GenericForeignKey

pub fn set_typed<M>(&mut self, registry: &ContentTypeRegistry, object_id: i64)

where M: ModelType,

Type-safe set method

Set the generic foreign key using a typed model.

Trait Implementations

impl Clone for GenericForeignKey

fn clone(&self) -> GenericForeignKey

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for GenericForeignKey

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Default for GenericForeignKey

fn default() -> GenericForeignKey

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for GenericForeignKey

fn deserialize<__D>( __deserializer: __D, ) -> Result<GenericForeignKey, <__D as Deserializer<'de>>::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for GenericForeignKey

fn serialize<__S>( &self, __serializer: __S, ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.