package com.zhgd.xmgl.util;

import java.util.List;
import java.util.Objects;
import java.util.stream.Collector;
import java.util.stream.Collectors;

public class CollUtils {
    /**
     * 过滤掉null值的收集器
     */
    public static <T> Collector<T, ?, List<T>> filteringNull() {
        return Collectors.collectingAndThen(
                Collectors.toList(),
                list -> list.stream().filter(Objects::nonNull).collect(Collectors.toList())
        );
    }
}