org.kiwiproject.stream.IntStreams Maven / Gradle / Ivy

package org.kiwiproject.stream;

import lombok.experimental.UtilityClass;

import java.util.List;
import java.util.stream.IntStream;

/**
 * Static utilities related to {@link IntStream}.
 */
@UtilityClass
public class IntStreams {

    /**
     * Return an {@link IntStream} whose values are the indices ranging from {@code 0} to {@code values.size() - 1}.
     *
     * @param values the list
     * @param     the list element type
     * @return IntStream of the list indices
     */
    public static  IntStream indicesOf(List values) {
        return IntStream.range(0, values.size());
    }
}