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A repackaged librec-core fork

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/**
 * Copyright (C) 2016 LibRec
 * 
 * This file is part of LibRec.
 * LibRec is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 

 * LibRec is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with LibRec. If not, see .
 */
package net.librec.annotation;


import org.datavec.api.writable.NullWritable;

import java.lang.annotation.*;

/**
 * Data Model Annotation
 *
 * @author WangYuFeng
 */
@Inherited
@Documented
@Target({ElementType.TYPE, ElementType.FIELD})
@Retention(RetentionPolicy.RUNTIME)
public @interface ModelData {
    String[] value();

    Class writable() default NullWritable.class;

    Class mapKey() default NullWritable.class;

    Class mapVal() default NullWritable.class;
}