java 数据copy工具包括list数据

package org.jeecg.modules.system.util;

import org.springframework.beans.BeanUtils;

import java.util.ArrayList;
import java.util.List;
import java.util.function.Supplier;

/**
 * 转换对象工具
 *
 * @author bugpool
 */
public class BeanConvertUtils extends BeanUtils {

    public static <S, T> T convertTo(S source, Supplier<T> targetSupplier) {
        return convertTo(source, targetSupplier, null);
    }

    /**
     * 转换对象
     *
     * @param source         源对象
     * @param targetSupplier 目标对象供应方
     * @param callBack       回调方法
     * @param <S>            源对象类型
     * @param <T>            目标对象类型
     * @return 目标对象
     */
    public static <S, T> T convertTo(S source, Supplier<T> targetSupplier, ConvertCallBack<S, T> callBack) {
        if (null == source || null == targetSupplier) {
            return null;
        }

        T target = targetSupplier.get();
        copyProperties(source, target);
        if (callBack != null) {
            callBack.callBack(source, target);
        }
        return target;
    }

    public static <S, T> List<T> convertListTo(List<S> sources, Supplier<T> targetSupplier) {
        return convertListTo(sources, targetSupplier, null);
    }

    /**
     * 转换对象
     *
     * @param sources        源对象list
     * @param targetSupplier 目标对象供应方
     * @param callBack       回调方法
     * @param <S>            源对象类型
     * @param <T>            目标对象类型
     * @return 目标对象list
     */
    public static <S, T> List<T> convertListTo(List<S> sources, Supplier<T> targetSupplier, ConvertCallBack<S, T> callBack) {
        if (null == sources || null == targetSupplier) {
            return null;
        }

        List<T> list = new ArrayList<>(sources.size());
        for (S source : sources) {
            T target = targetSupplier.get();
            copyProperties(source, target);
            if (callBack != null) {
                callBack.callBack(source, target);
            }
            list.add(target);
        }
        return list;
    }

    /**
     * 回调接口
     *
     * @param <S> 源对象类型
     * @param <T> 目标对象类型
     */
    @FunctionalInterface
    public interface ConvertCallBack<S, T> {
        void callBack(S t, T s);
    }




    public static void main(String[] args) {
     /* Student student = new Student();
      student.setName("1q21");
      student.setSex("11");
      student.setAddress("啊手动阀");
        StudentVo studentVo = BeanConvertUtils.convertTo(student, StudentVo::new,(s, t) -> t.setName(s.getAddress()));
        System.out.println(student);
        System.out.println(studentVo);*/

/*
        Student student = new Student();
        student.setName("1q21");
        student.setSex("11");
        student.setAddress("啊手动阀");

        Student student2 = new Student();
        student2.setName("2");
        student2.setSex("22");
        student2.setAddress("222");
        List<Student> studentList = new ArrayList<>();
        studentList.add(student);
        studentList.add(student2);
        List<StudentVo> studentVos = BeanConvertUtils.convertListTo(studentList, StudentVo::new,(s, t) -> t.setAddress(s.getName()));
        System.out.println(studentVos);
*/

    }

}

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转载自blog.csdn.net/weixin_41018853/article/details/125662265
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