org.apache.kafka.streams.kstream.internals.KStreamKTableJoin Maven / Gradle / Ivy
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* 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
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* 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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package org.apache.kafka.streams.kstream.internals;
import org.apache.kafka.streams.kstream.KeyValueMapper;
import org.apache.kafka.streams.kstream.ValueJoinerWithKey;
import org.apache.kafka.streams.processor.api.Processor;
import org.apache.kafka.streams.processor.api.ProcessorSupplier;
import java.time.Duration;
import java.util.Optional;
class KStreamKTableJoin implements ProcessorSupplier {
private final KeyValueMapper keyValueMapper = (key, value) -> key;
private final KTableValueGetterSupplier valueGetterSupplier;
private final ValueJoinerWithKey joiner;
private final boolean leftJoin;
private final Optional gracePeriod;
private final Optional storeName;
KStreamKTableJoin(final KTableValueGetterSupplier valueGetterSupplier,
final ValueJoinerWithKey joiner,
final boolean leftJoin,
final Optional gracePeriod,
final Optional storeName) {
this.valueGetterSupplier = valueGetterSupplier;
this.joiner = joiner;
this.leftJoin = leftJoin;
this.gracePeriod = gracePeriod;
this.storeName = storeName;
}
@Override
public Processor get() {
return new KStreamKTableJoinProcessor<>(valueGetterSupplier.get(), keyValueMapper, joiner, leftJoin, gracePeriod, storeName);
}
}