## Uses of Class
com.hazelcast.jet.pipeline.WindowDefinition

- Packages that use WindowDefinition
  Package | Description
  --- | ---
  com.hazelcast.jet.pipeline | The Pipeline API is Jet's high-level API to build and execute distributed computation jobs.

- - ### Uses of WindowDefinition in com.hazelcast.jet.pipeline

    Subclasses of WindowDefinition in com.hazelcast.jet.pipeline
    Modifier and Type | Class and Description
    --- | ---
    `class` | `SessionWindowDefinition` Represents the definition of a session window.
    `class` | `SlidingWindowDefinition` Represents the definition of a sliding window.

    Methods in com.hazelcast.jet.pipeline that return WindowDefinition
    Modifier and Type | Method and Description
    --- | ---
    `WindowDefinition` | WindowDefinition.`setEarlyResultsPeriod(long earlyResultPeriod)` Sets the period in milliseconds at which the windowed aggregation stage will emit partial results of all the windows that contain some data, but the watermark hasn't yet advanced enough to close them and emit the final results.
    `WindowDefinition` | StageWithWindow.`windowDefinition()` Returns the definition of the window for the windowed aggregation operation that you are about to construct using this object.
    `WindowDefinition` | StageWithKeyAndWindow.`windowDefinition()` Returns the definition of the window for the windowed aggregation operation that you are about to construct using this object.

    Methods in com.hazelcast.jet.pipeline with parameters of type WindowDefinition
    Modifier and Type | Method and Description
    --- | ---
    `StageWithKeyAndWindow<T,K>` | StreamStageWithKey.`window(WindowDefinition wDef)` Adds the definition of the window to use in the group-and-aggregate pipeline stage being constructed.
    `StageWithWindow<T>` | StreamStage.`window(WindowDefinition wDef)` Adds the given window definition to this stage, as the first step in the construction of a pipeline stage that performs windowed aggregation.

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