Trait entity::EntLoader[−][src]

pub trait EntLoader {
    type Output: Ent;
    fn load_from_db(
        db: WeakDatabaseRc, 
        id: Id
    ) -> DatabaseResult<Option<Self::Output>>;

    fn load_from_db_strict(
        db: WeakDatabaseRc, 
        id: Id
    ) -> DatabaseResult<Self::Output> { ... }

    fn load(id: Id) -> DatabaseResult<Option<Self::Output>> { ... }

    fn load_strict(id: Id) -> DatabaseResult<Self::Output> { ... }
}

Represents an interface to load some ent from a database

Associated Types

type Output: Ent[src]

The ent that will be loaded

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Required methods

fn load_from_db(
    db: WeakDatabaseRc,
    id: Id
) -> DatabaseResult<Option<Self::Output>>[src]

Retrieves the ent instance with the specified id from the provided database, returning none if ent not found

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Provided methods

fn load_from_db_strict(
    db: WeakDatabaseRc,
    id: Id
) -> DatabaseResult<Self::Output>[src]

Retrieves the ent instance with the specified id from the provided database, converting none into a missing ent error

fn load(id: Id) -> DatabaseResult<Option<Self::Output>>[src]

Retrieves the ent instance with the specified id from the global database, returning none if ent not found

fn load_strict(id: Id) -> DatabaseResult<Self::Output>[src]

Retrieves the ent instance with the specified id from the global database, converting none into a missing ent error

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Implementors

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