public interface RichFunction extends Function
| 限定符和类型 | 方法和说明 |
|---|---|
void |
close()
Tear-down method for the user function which called after the last call to the user function.
|
void |
open(RuntimeContext runtimeContext)
Initialization method for user function which called before the first call to the user
function.
|
loadCheckpoint, saveCheckpointvoid open(RuntimeContext runtimeContext)
runtimeContext - runtime contextvoid close()
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