如下是我依據Gson對json作的一些解析案例,現在我來講說Gson是如何進行Json解析的。json
新建一個project:google
WeatherDemo,導入Gson包。Gson庫導入完畢以後就開始了、spa
//定義一個實體類,用來裝你想要的數據.net
package cn.com.shenzhen.weather.parse;
public class UserInfo {
public String name;
public String age;
public int height;
}get
//如下一個解析json和反解析json的測試類class
package cn.com.shenzhen.weather.parse;
import com.google.gson.Gson;
public class GsonTest {
public static void main(String[] args){
// testToJson();
testFromJsonStr();
}
private static void testFromJsonStr() {
Gson gson = new Gson();
UserInfo userInfo = gson.fromJson("{\"name\":\"mayubao\",\"age\":\"10\",\"height\":170}", UserInfo.class);
System.out.println(userInfo.name);
System.out.println(userInfo.age);
System.out.println(userInfo.height);
}
private static void testToJson() {
Gson gson = new Gson();
UserInfo userInfo = new UserInfo();
userInfo.name = "mayubao";
userInfo.age = "10";
userInfo.height = 170;
String userJsonStr = gson.toJson(userInfo);
System.out.println(userJsonStr);
}
}
test
如下給出Demo的實例projectimport