IN
- Type of the value that can be added to the state.OUT
- Type of the value that can be retrieved from the state.@PublicEvolving public interface MergingState<IN,OUT> extends AppendingState<IN,OUT>
AppendingState
that allows merging of state. That is, two instances of
MergingState
can be combined into a single instance that contains all the information of
the two merged states.add, get
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