Class | Description |
---|---|
BoundedOneInputStreamTaskRunner<IN> |
A
RichMapPartitionFunction that serves as the runtime for a BoundedStreamTask . |
MergeOperatorStates |
A reducer that aggregates multiple
OperatorState 's into a single Savepoint . |
OperatorSubtaskStateReducer |
A reducer that aggregates all
OperatorSubtaskState 's for a particular operator into a
single OperatorState . |
SavepointOutputFormat |
An output format to serialize
Savepoint metadata to distributed storage. |
SnapshotUtils |
Takes a final snapshot of the state of an operator subtask.
|
TaggedOperatorSubtaskState |
A simple wrapper pojo that tags
OperatorSubtaskState with metadata. |
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