gson

http://www.cnblogs.com/jiayongji/p/5297187.html(gson把返回的string数据，转化为实体类)

Json转换利器Gson之实例一-简单对象转化和带泛型的List转化
http://blog.csdn.net/lk_blog/article/details/7685169 
 
package cardvalue.managementsystem.pojo;
import com.google.gson.Gson;
/**
 * Created by Administrator on 2017/7/7.
 */
public class Result<T> {
    public String type;
    public String result;
    public int code;

    public String getType() {
        return type;
    }

    public void setType(String type) {
        this.type = type;
    }

    public String getResult() {
        return result;
    }

    public void setResult(String result) {
        this.result = result;
    }

    public int getCode() {
        return code;
    }

    public void setCode(int code) {
        this.code = code;
    }

    public T parseJsonWithGson(String result, Class type) {
        Gson gson = new Gson();
        T result1 = (T)gson.fromJson(result, type);
        return result1;
    }

}