Trait QueueMode 

pub trait QueueMode<N: QueueSpec>:
    Send
    + Sync
    + 'static {
    type Inner;

    const STREAM_ROWS: usize;
    const HAS_PAYLOAD_ROW: bool;
}

Selects the storage representation for a QueueSpec.

Required Associated Constants

const STREAM_ROWS: usize

Number of physical queue rows one stream emission will materialize.

const HAS_PAYLOAD_ROW: bool

Whether the queue owns a distinct payload collection as well as its header collection.

Required Associated Types

type Inner

Crate-private storage owned by the opaque queue handle.

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl<N> QueueMode<N> for FixedQueueMode

where N: QueueSpec, N::Payload: GetType,

const STREAM_ROWS: usize = 1

const HAS_PAYLOAD_ROW: bool = false

type Inner = FixedQueueInner<N>

impl<N> QueueMode<N> for VarQueueMode

where N: QueueSpec, N::Payload: GetType,

Available on crate features rapira-codec and var-collections only.

const STREAM_ROWS: usize = 2

const HAS_PAYLOAD_ROW: bool = true

type Inner = VarQueueInner<N>