| Package | Description |
|---|---|
| org.apache.apex.malhar.stream.api | |
| org.apache.apex.malhar.stream.api.impl | |
| org.apache.apex.malhar.stream.api.operator |
| Modifier and Type | Method and Description |
|---|---|
<STREAM extends ApexStream<T>> |
ApexStream.reduce(Function.ReduceFunction<T> reduce)
Reduce transformation
Add an operator to the DAG which merge tuple t1, t2 to new tuple |
<STREAM extends ApexStream<T>> |
ApexStream.reduce(String name,
Function.ReduceFunction<T> reduce)
Reduce transformation
Add an operator to the DAG which merge tuple t1, t2 to new tuple |
| Modifier and Type | Method and Description |
|---|---|
<STREAM extends ApexStream<T>> |
ApexStreamImpl.reduce(Function.ReduceFunction<T> reduce) |
<STREAM extends ApexStream<T>> |
ApexStreamImpl.reduce(String name,
Function.ReduceFunction<T> reduce) |
| Constructor and Description |
|---|
FunctionOperator.ReduceFunctionOperator(Function.ReduceFunction<IN> f) |
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