我有一个 Json 字符串:
{
"Locations":{
"Location":[{
"elevation":"100",
"latitude":"0",
"longitude":"0",
"name":"Ocean"
},
...
]}
}
我想使用 Gson
将其序列化为 Location
类的数组:
public class Location {
public double elevation;
public double latitude;
public double longitude;
public String name;
}
而不是创建一个 Locations
类和一个带有 Locations
字段的包装类。这是可能的吗?
最佳答案
您可以获得Locaitons
对象,然后是Location
数组。下面的代码是纯 Gson:
String jsonAsText = "{\"Locations\":{\"Location\":[{\"elevation\":\"100\",\"latitude\":\"0\",\"longitude\":\"0\",\"name\":\"Ocean\"},{\"elevation\":\"100\",\"latitude\":\"0\",\"longitude\":\"0\",\"name\":\"Ocean\"}]}}";
GsonBuilder gsonBuilder = new GsonBuilder();
Gson gson = gsonBuilder.create();
java.lang.reflect.Type listType = new com.google.gson.reflect.TypeToken<List<Location>>(){}.getType();
JsonArray locationJsonList = (JsonArray) ((JsonObject) gson.fromJson(jsonAsText, JsonObject.class).get("Locations")).get("Location");
List<Location> locatioList = gson.fromJson(locationJsonList, listType);
关于java - Gson - 序列化时避免不必要的包装类,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/26084892/