Examples with SlidingWindows org.apache.kafka.streams.kstream.SlidingWindows used on opensource projects

Example 1 with SlidingWindows

use of org.apache.kafka.streams.kstream.SlidingWindows in project kafka by apache.

the class GraphGraceSearchUtil method extractGracePeriod.

@SuppressWarnings("rawtypes")
private static Long extractGracePeriod(final GraphNode node) {
    if (node instanceof StatefulProcessorNode) {
        final ProcessorSupplier processorSupplier = ((StatefulProcessorNode) node).processorParameters().processorSupplier();
        if (processorSupplier instanceof KStreamWindowAggregate) {
            final KStreamWindowAggregate kStreamWindowAggregate = (KStreamWindowAggregate) processorSupplier;
            final Windows windows = kStreamWindowAggregate.windows();
            return windows.gracePeriodMs();
        } else if (processorSupplier instanceof KStreamSessionWindowAggregate) {
            final KStreamSessionWindowAggregate kStreamSessionWindowAggregate = (KStreamSessionWindowAggregate) processorSupplier;
            final SessionWindows windows = kStreamSessionWindowAggregate.windows();
            return windows.gracePeriodMs() + windows.inactivityGap();
        } else if (processorSupplier instanceof KStreamSlidingWindowAggregate) {
            final KStreamSlidingWindowAggregate kStreamSlidingWindowAggregate = (KStreamSlidingWindowAggregate) processorSupplier;
            final SlidingWindows windows = kStreamSlidingWindowAggregate.windows();
            return windows.gracePeriodMs();
        } else {
            return null;
        }
    } else {
        return null;
    }
}