use of org.apache.beam.sdk.transforms.windowing.Window.OnTimeBehavior in project beam by apache.
the class WindowingStrategyTranslation method fromProto.
/**
* Converts from {@link RunnerApi.WindowingStrategy} to the SDK's {@link WindowingStrategy} using
* the provided components to dereferences identifiers found in the proto.
*/
public static WindowingStrategy<?, ?> fromProto(RunnerApi.WindowingStrategy proto, RehydratedComponents components) throws InvalidProtocolBufferException {
FunctionSpec windowFnSpec = proto.getWindowFn();
WindowFn<?, ?> windowFn = windowFnFromProto(windowFnSpec);
TimestampCombiner timestampCombiner = timestampCombinerFromProto(proto.getOutputTime());
AccumulationMode accumulationMode = fromProto(proto.getAccumulationMode());
Trigger trigger = TriggerTranslation.fromProto(proto.getTrigger());
ClosingBehavior closingBehavior = fromProto(proto.getClosingBehavior());
Duration allowedLateness = Duration.millis(proto.getAllowedLateness());
OnTimeBehavior onTimeBehavior = fromProto(proto.getOnTimeBehavior());
String environmentId = proto.getEnvironmentId();
return WindowingStrategy.of(windowFn).withAllowedLateness(allowedLateness).withMode(accumulationMode).withTrigger(trigger).withTimestampCombiner(timestampCombiner).withClosingBehavior(closingBehavior).withOnTimeBehavior(onTimeBehavior).withEnvironmentId(environmentId);
}
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