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/*
 *  ******************************************************************************
 *  *
 *  *
 *  * This program and the accompanying materials are made available under the
 *  * terms of the Apache License, Version 2.0 which is available at
 *  * https://www.apache.org/licenses/LICENSE-2.0.
 *  *
 *  *  See the NOTICE file distributed with this work for additional
 *  *  information regarding copyright ownership.
 *  * 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.
 *  *
 *  * SPDX-License-Identifier: Apache-2.0
 *  *****************************************************************************
 */

package org.deeplearning4j.spark.data;

import org.apache.spark.SparkContext;
import org.apache.spark.rdd.RDD;
import org.datavec.api.transform.TransformProcess;
import org.nd4j.linalg.dataset.api.MultiDataSet;

/**
 * A provider for an {@link MultiDataSet}
 * rdd.
 * @author Adam Gibson
 */
public interface MultiDataSetProvider {


    /**
     * Return an rdd of type dataset
     * @return
     */
    RDD data(SparkContext sparkContext);


    /**
     * (Optional) The transform process
     * for the dataset provider.
     * @return
     */
    TransformProcess transformProcess();

}