Struct TumblingWindowAssigner 

pub struct TumblingWindowAssigner { /* private fields */ }

Tumbling window assigner that creates non-overlapping windows.

Each element is assigned to exactly one window.

Implementations

impl TumblingWindowAssigner

pub fn new(size: Duration) -> Self

Creates a new tumbling window assigner with the given size.

pub fn with_offset(self, offset: Duration) -> Self

Sets the offset for window alignment.

pub fn size(&self) -> Duration

Returns the window size.

pub fn offset(&self) -> Duration

Returns the offset.

Trait Implementations

impl Clone for TumblingWindowAssigner

fn clone(&self) -> TumblingWindowAssigner

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for TumblingWindowAssigner

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

Formats the value using the given formatter.

impl WindowAssigner for TumblingWindowAssigner

type W = TimeWindow

The window type produced by this assigner.

fn assign_windows(&self, timestamp: DateTime<Utc>) -> Vec<Self::W>

Assign an element to zero or more windows.

fn default_trigger(&self) -> Box<dyn WindowTrigger<Self::W>>

Returns the default trigger for this assigner.

fn is_event_time(&self) -> bool

Returns true if this assigner produces event-time windows.