org.apache.kafka.streams.kstream.internals.graph.TableFilterNode Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
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* See the License for the specific language governing permissions and
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package org.apache.kafka.streams.kstream.internals.graph;
import org.apache.kafka.streams.kstream.internals.KTableFilter;
import org.apache.kafka.streams.processor.api.ProcessorSupplier;
import org.apache.kafka.streams.processor.internals.StoreFactory;
public class TableFilterNode extends TableProcessorNode implements VersionedSemanticsGraphNode {
public TableFilterNode(final String nodeName,
final ProcessorParameters processorParameters,
final StoreFactory storeFactory) {
super(nodeName, processorParameters, storeFactory);
}
@SuppressWarnings("unchecked")
@Override
public void enableVersionedSemantics(final boolean useVersionedSemantics, final String parentNodeName) {
final ProcessorSupplier processorSupplier = processorParameters().processorSupplier();
if (!(processorSupplier instanceof KTableFilter)) {
throw new IllegalStateException("Unexpected processor type for table filter: " + processorSupplier.getClass().getName());
}
final KTableFilter tableFilter = (KTableFilter) processorSupplier;
tableFilter.setUseVersionedSemantics(useVersionedSemantics);
}
}