Package | Description |
---|---|
org.apache.flink.streaming.api.datastream | |
org.apache.flink.streaming.api.windowing.assigners | |
org.apache.flink.streaming.api.windowing.triggers | |
org.apache.flink.streaming.runtime.operators.windowing |
This package contains the operators that implement the various window operations
on data streams.
|
Class and Description |
---|
Trigger
A
Trigger determines when a pane of a window should be evaluated to emit the
results for that part of the window. |
Class and Description |
---|
Trigger
A
Trigger determines when a pane of a window should be evaluated to emit the
results for that part of the window. |
Trigger.OnMergeContext
Extension of
Trigger.TriggerContext that is given to
Trigger.onMerge(Window, OnMergeContext) . |
Trigger.TriggerContext
A context object that is given to
Trigger methods to allow them to register timer
callbacks and deal with state. |
TriggerResult
Result type for trigger methods.
|
Class and Description |
---|
ContinuousEventTimeTrigger
A
Trigger that continuously fires based on a given time interval. |
ContinuousProcessingTimeTrigger
A
Trigger that continuously fires based on a given time interval as measured by
the clock of the machine on which the job is running. |
CountTrigger
A
Trigger that fires once the count of elements in a pane reaches the given count. |
DeltaTrigger
A
Trigger that fires based on a DeltaFunction and a threshold. |
EventTimeTrigger
A
Trigger that fires once the watermark passes the end of the window
to which a pane belongs. |
ProcessingTimeTrigger
A
Trigger that fires once the current system time passes the end of the window
to which a pane belongs. |
PurgingTrigger
A trigger that can turn any
Trigger into a purging Trigger . |
Trigger
A
Trigger determines when a pane of a window should be evaluated to emit the
results for that part of the window. |
Trigger.OnMergeContext
Extension of
Trigger.TriggerContext that is given to
Trigger.onMerge(Window, OnMergeContext) . |
Trigger.TriggerContext
A context object that is given to
Trigger methods to allow them to register timer
callbacks and deal with state. |
TriggerResult
Result type for trigger methods.
|
Class and Description |
---|
Trigger
A
Trigger determines when a pane of a window should be evaluated to emit the
results for that part of the window. |
Trigger.OnMergeContext
Extension of
Trigger.TriggerContext that is given to
Trigger.onMerge(Window, OnMergeContext) . |
Trigger.TriggerContext
A context object that is given to
Trigger methods to allow them to register timer
callbacks and deal with state. |
TriggerResult
Result type for trigger methods.
|
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