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Mara - Java Annotations Framework for MapReduce on Hadoop
package com.conversantmedia.mapreduce.tool.annotation;
/*
* #%L
* Mara Annotations/API
* ~~
* Copyright (C) 2015 Conversant
* ~~
* Licensed 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.
* #L%
*/
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Inherited;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import org.apache.hadoop.mapreduce.lib.output.FileOutputFormat;
@Inherited
@Target(ElementType.FIELD)
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface FileOutput {
/**
* Input format class.
* @return the output format
*/
@SuppressWarnings("rawtypes")
Class extends FileOutputFormat> value();
/**
* The path (or expression for retrieving).
* By default this is '${context.output}' - the root context's output path.
* @return the output path for the job
*/
String path() default "${context.output}";
}
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