参考:https://www.cnblogs.com/Qian123/p/5710533.html
package com.inspur.utils;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import java.lang.reflect.InvocationTargetException;
import org.apache.commons.beanutils.BeanUtils;
import com.inspur.zhyw.configurationInterface.po.HostBean;
import com.zabbix4j.host.Host;
/**
*
* @author noob
* 实体类工具 集成该类 直接调用 clone方法可实现对象的深度clone
* 缺陷:克隆的对象必须是同一类下的对象,
* 实现属性的clone不在乎对象的类 使用 BeanUtils.copyProperties(b, a);
*/
public class Cloneable implements Serializable {
private static final long serialVersionUID = 369285298572941L;
public Object clone() {
Object outer = null;
try { // 将该对象序列化成流,因为写在流里的是对象的一个拷贝,而原对象仍然存在于JVM里面。所以利用这个特性可以实现对象的深拷贝
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutputStream oos = new ObjectOutputStream(baos);
oos.writeObject(this);
// 将流序列化成对象
ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
ObjectInputStream ois = new ObjectInputStream(bais);
outer = ois.readObject();
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
return outer;
}
public static void main(String[] args) throws IllegalAccessException, InvocationTargetException {
//测试深度clone
Test t1 = new Test();
Test t2 = (Test)t1.clone();
//测试属性复制
Check c1 = new Check();
BeanUtils.copyProperties(c1, t1);
}
}
class Test extends Cloneable{
}
class Check extends Cloneable{
}