Package | Description |
---|---|
org.apache.flink.streaming.runtime.tasks |
This package contains classes that realize streaming tasks.
|
Modifier and Type | Field and Description |
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protected StreamOperatorWrapper<?,?> |
OperatorChain.firstOperatorWrapper |
protected StreamOperatorWrapper<OUT,OP> |
OperatorChain.mainOperatorWrapper
For iteration,
StreamIterationHead and StreamIterationTail used for executing
feedback edges do not contain any operators, in which case, mainOperatorWrapper and
tailOperatorWrapper are null. |
protected StreamOperatorWrapper<?,?> |
OperatorChain.tailOperatorWrapper |
Modifier and Type | Method and Description |
---|---|
Iterable<StreamOperatorWrapper<?,?>> |
OperatorChain.getAllOperators()
Returns an
Iterable which traverses all operators in forward topological order. |
protected Iterable<StreamOperatorWrapper<?,?>> |
OperatorChain.getAllOperators(boolean reverse)
Returns an
Iterable which traverses all operators in forward or reverse topological
order. |
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