kafka InternalFixedKeyRecordFactory 源码
kafka InternalFixedKeyRecordFactory 代码
文件路径：/streams/src/main/java/org/apache/kafka/streams/processor/api/InternalFixedKeyRecordFactory.java
/*
* 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,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.kafka.streams.processor.api;
public final class InternalFixedKeyRecordFactory {
private InternalFixedKeyRecordFactory() {
}
/**
* Only allowed way to create {@link FixedKeyRecord}s.
* <p/>
* DO NOT USE THIS FACTORY OUTSIDE THE FRAMEWORK.
* This could produce undesired results by not partitioning record properly.
*
* @see FixedKeyProcessor
*/
public static <KIn, VIn> FixedKeyRecord<KIn, VIn> create(final Record<KIn, VIn> record) {
return new FixedKeyRecord<>(
record.key(),
record.value(),
record.timestamp(),
record.headers()
);
}
}
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