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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.
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* * information regarding copyright ownership.
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* * SPDX-License-Identifier: Apache-2.0
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package org.deeplearning4j.spark.impl.common;
import org.apache.spark.api.java.JavaRDD;
import org.apache.spark.api.java.function.Function2;
import org.deeplearning4j.spark.api.Repartition;
import scala.Tuple2;
import java.util.Collections;
import java.util.Iterator;
public class CountPartitionsFunction implements Function2, Iterator>> {
@Override
public Iterator> call(Integer v1, Iterator v2) throws Exception {
int count = 0;
while (v2.hasNext()) {
v2.next();
count++;
}
return Collections.singletonList(new Tuple2<>(v1, count)).iterator();
}
}