org.apache.hadoop.hive.serde2.SerDe Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* 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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*/
package org.apache.hadoop.hive.serde2;
import org.apache.hadoop.hive.conf.HiveConf;
/**
* A Hive Serializer/Deserializer.
*/
public interface SerDe {
/**
* Returns statistics collected when (de)serializing.
*
* @return {@link SerDeStats} object; or in case not supported: null
*/
SerDeStats getSerDeStats();
/**
* Adds SerDe specific configurations to job conf.
* @param conf the job conf.
*/
default void handleJobLevelConfiguration(HiveConf conf) {
// Do nothing
}
}