kmall-haikong/kmall-admin/src/main/java/com/kmall/admin/haikong/utils/DeepCopyUtils.java

package com.kmall.admin.haikong.utils;

import java.io.*;
import java.util.Collection;
import java.util.List;

/**
 * 深拷贝工具类
 * @author lhm
 * @createDate 2021-12-21
 */
public class DeepCopyUtils {

    public static <T> Collection<T> depCopy(Collection<T> srcList) {
        ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
        try {
            ObjectOutputStream out = new ObjectOutputStream(byteOut);
            out.writeObject(srcList);

            ByteArrayInputStream byteIn = new ByteArrayInputStream(byteOut.toByteArray());
            ObjectInputStream inStream = new ObjectInputStream(byteIn);
            List<T> destList = (List<T>) inStream.readObject();
            return destList;
        } catch (IOException e) {
            e.printStackTrace();
        } catch (ClassNotFoundException e) {
            e.printStackTrace();
        }
        return null;
    }

}