/*
* *
* * 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.tez.runtime.library.conf;
import java.util.Map;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
@InterfaceAudience.Private
interface BaseConfigBuilder<T> {
/**
* Used to set additional configuration parameters which are not set via API methods. This is
* primarily meant for rarely used configuration options such as IFile read-ahead, configuring
* the number of parallel files to merge etc.
*
* @param key the key to set
* @param value the corresponding value
* @return this object for further chained method calls
*/
public T setAdditionalConfiguration(String key, String value);
/**
* Used to set additional configuration parameters which are not set via API methods. This is
* primarily meant for rarely used configuration options such as IFile read-ahead, configuring
* the number of parallel files to merge etc. </p> Additionally keys set via this method are
* made available to the combiner.
*
* @param confMap map of configuration key-value pairs
* @return this object for further chained method calls
*/
public T setAdditionalConfiguration(Map<String, String> confMap);
/**
* Used to build out a configuration from an existing Hadoop {@link
* org.apache.hadoop.conf.Configuration}. This is a private API is present only for
* compatibility and ease of use for existing systems which rely heavily on Configuration.
*
* @param conf
* @return this object for further chained method calls
*/
@InterfaceAudience.LimitedPrivate({"hive, pig"})
public T setFromConfiguration(Configuration conf);
public T setFromConfigurationUnfiltered(Configuration conf);
}