ReadConnection

Struct ReadConnection 

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pub struct ReadConnection<D: Database>(/* private fields */);
Expand description

A request guard which retrieves a single connection to a Database using the read_url.

For a database type of Db, a request guard of ReadConnection<Db> retrieves a single connection to Db.

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impl<D: Database> ReadConnection<D>

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pub fn into_inner(self) -> <D::Pool as Pool>::Connection

Gets the internal connection value

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impl<D: Database> Deref for ReadConnection<D>

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type Target = <<D as Database>::Pool as Pool>::Connection

The resulting type after dereferencing.
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fn deref(&self) -> &Self::Target

Dereferences the value.
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impl<D: Database> DerefMut for ReadConnection<D>

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fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.
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impl<'r, D: Database> FromRequest<'r> for ReadConnection<D>
where D::Pool: PoolRead,

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type Error = Option<<<D as Database>::Pool as Pool>::Error>

The associated error to be returned if derivation fails.
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fn from_request<'life0, 'async_trait>( req: &'r Request<'life0>, ) -> Pin<Box<dyn Future<Output = Outcome<Self, Self::Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'r: 'async_trait, 'life0: 'async_trait,

Derives an instance of Self from the incoming request metadata. Read more
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impl<D: Database> Sentinel for ReadConnection<D>

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fn abort(rocket: &Rocket<Ignite>) -> bool

Returns true if launch should be aborted and false otherwise.

Auto Trait Implementations§

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impl<D> Freeze for ReadConnection<D>
where <<D as Database>::Pool as Pool>::Connection: Freeze,

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impl<D> RefUnwindSafe for ReadConnection<D>
where <<D as Database>::Pool as Pool>::Connection: RefUnwindSafe,

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impl<D> Send for ReadConnection<D>
where <<D as Database>::Pool as Pool>::Connection: Send,

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impl<D> Sync for ReadConnection<D>
where <<D as Database>::Pool as Pool>::Connection: Sync,

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impl<D> Unpin for ReadConnection<D>
where <<D as Database>::Pool as Pool>::Connection: Unpin,

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impl<D> UnwindSafe for ReadConnection<D>
where <<D as Database>::Pool as Pool>::Connection: UnwindSafe,

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