序列化java对象为json以及json字符串反序列化为java对象

//获取返回的消息体
List list1 = (List) msg.getData();
baseeEntity baseDevice = null;
//序列化java对象为json以及json字符串反序列化为java对象。
ObjectMapper mapper = new ObjectMapper();
List list = mapper.convertValue(list1, new TypeReference>() { });

import org.codehaus.jackson.map.ObjectMapper;
import org.codehaus.jackson.type.TypeReference;

    com.fasterxml.jackson.core
    jackson-databind
    2.11.3