/**
* 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 javax.annotation.Nullable;
import java.util.Map;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.tez.dag.api.UserPayload;
@InterfaceAudience.Private
abstract class HadoopKeyValuesBasedBaseEdgeConfig {
/**
* Get the payload for the configured Output
* @return output configuration as a byte array
*/
public abstract UserPayload getOutputPayload();
/**
* Get the output class name
* @return the output class name
*/
public abstract String getOutputClassName();
/**
* Get the payload for the configured Input
* @return input configuration as a byte array
*/
public abstract UserPayload getInputPayload();
/**
* Get the history text for the configured Output
* @return output configuration as a string in json format
*/
public abstract String getOutputHistoryText();
/**
* Get the history text for the configured Input
* @return input configuration as a string in json format
*/
public abstract String getInputHistoryText();
/**
* Get the input class name
* @return the input class name
*/
public abstract String getInputClassName();
public abstract static class Builder<T extends Builder<T>> implements BaseConfigBuilder<T> {
/**
* Enable compression for the specific Input / Output / Edge
*
* @param enabled whether to enable compression or not
* @param compressionCodec the codec to be used if compression is enabled. null implies using
* the default
* @param codecConf the codec configuration. This can be null, and is a {@link
* java.util.Map} of key-value pairs. The keys should be limited to
* the ones required by the comparator.
* @return instance of the current builder
*/
public abstract T setCompression(boolean enabled, @Nullable String compressionCodec,
@Nullable Map<String, String> codecConf);
}
}