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);
*/
}
}
java 数据copy工具包括list数据
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转载自blog.csdn.net/weixin_41018853/article/details/125662265
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