list集合深拷贝

最新推荐文章于 2025-06-21 13:35:29 发布

转载最新推荐文章于 2025-06-21 13:35:29 发布 · 566 阅读

public class ListUtilsService {
/**
* 描述：list集合深拷贝
* 2018年7月22日下午2:35:23
*/
public List deepCopy(List src) {
try {
ByteArrayOutputStream byteout = new ByteArrayOutputStream();
ObjectOutputStream out = new ObjectOutputStream(byteout);
out.writeObject(src);
ByteArrayInputStream bytein = new ByteArrayInputStream(byteout.toByteArray());
ObjectInputStream in = new ObjectInputStream(bytein);
@SuppressWarnings(“unchecked”)
List dest = (List) in.readObject();
return dest;
} catch (ClassNotFoundException e) {
e.printStackTrace();
return null;
} catch (IOException e) {
e.printStackTrace();
return null;
}
}
}