net.linksfield.cube.partnersdk.utils.GuavaUtils Maven / Gradle / Ivy

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package net.linksfield.cube.partnersdk.utils;

import com.google.common.collect.Multimap;

import java.util.Collection;
import java.util.Iterator;

/**
 * @ClassName GuavaUtils
 * @Description TODO
 * @Author James.hu
 * @Date 2023/4/12
 **/
public class GuavaUtils {
    public static  V getMultimapFirst(Multimap map, K key) {
        Collection values = map.get(key);
        if (values != null) {
            Iterator iterator = values.iterator();
            return iterator.hasNext() ? iterator.next() : null;
        } else {
            return null;
        }
    }
}