| Package | Description | 
|---|---|
| com.hazelcast.jet.aggregate | Contains  AggregateOperationand its several variants, as well
 as a builder object for the aggregate operations. | 
| com.hazelcast.jet.datamodel | Generic data containers used by the Pipeline API. | 
| com.hazelcast.jet.pipeline | The Pipeline API is Jet's high-level API to build and execute
 distributed computation jobs. | 
| Class and Description | 
|---|
| ItemsByTag A heterogeneous map from  Tag<E>toE, whereEcan be different for each tag. | 
| Tag A tag object useful as a key in heterogeneous maps. | 
| Tuple2 An immutable 2-tuple (pair) of statically typed fields. | 
| Tuple3 An immutable 3-tuple (triple) of statically typed fields. | 
| Class and Description | 
|---|
| ItemsByTag A heterogeneous map from  Tag<E>toE, whereEcan be different for each tag. | 
| Tag A tag object useful as a key in heterogeneous maps. | 
| TimestampedItem Mutable wrapper around an item that adds a timestamp. | 
| Tuple2 An immutable 2-tuple (pair) of statically typed fields. | 
| Tuple3 An immutable 3-tuple (triple) of statically typed fields. | 
| Tuple4 An immutable 4-tuple of statically typed fields. | 
| Tuple5 An immutable 5-tuple of statically typed fields. | 
| WindowResult Holds the result of an aggregate operation performed over a time
 window. | 
| Class and Description | 
|---|
| ItemsByTag A heterogeneous map from  Tag<E>toE, whereEcan be different for each tag. | 
| KeyedWindowResult Holds the result of a group-and-aggregate operation performed over a
 time window. | 
| Tag A tag object useful as a key in heterogeneous maps. | 
| Tuple2 An immutable 2-tuple (pair) of statically typed fields. | 
| Tuple3 An immutable 3-tuple (triple) of statically typed fields. | 
| WindowResult Holds the result of an aggregate operation performed over a time
 window. | 
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