Har følgende JSON

package january;

import org.json.JSONArray;
import org.json.JSONObject;

public class JsonParse {
    public static void main(String[] args) {
        String json = "{\"ValidateUserByUGUIDResult\":[{\"UserIsValidated\":true}]}";
        System.out.println(json);
        JSONObject obj = new JSONObject(json);
        JSONArray vup = obj.getJSONArray("ValidateUserByUGUIDResult");
        for(int i = 0; i < vup.length(); i++) {
            JSONObject elm = vup.getJSONObject(i);
            boolean isval = elm.getBoolean("UserIsValidated");
            System.out.println(isval);
        }
    }
}

package january;

import org.json.JSONArray;
import org.json.JSONObject;

public class FunkyJsonParse {
    public static void main(String[] args) {
        String json = "{\"ValidateUserByUGUIDResult\":\"[{\\\"UserIsValidated\\\":true}]\"}";
        System.out.println(json);
        JSONObject obj = new JSONObject(json);
        String vupstr = obj.getString("ValidateUserByUGUIDResult");
        JSONArray vup = new JSONArray(vupstr);
        for(int i = 0; i < vup.length(); i++) {
            JSONObject elm = vup.getJSONObject(i);
            boolean isval = elm.getBoolean("UserIsValidated");
            System.out.println(isval);
        }
    }
}

package january;

import java.util.List;

import com.google.gson.Gson;

public class RealJsonParse {
    public static void main(String[] args) {
        String json = "{\"validateUserByUGUIDResult\":[{\"userIsValidated\":true}]}";
        System.out.println(json);
        Gson gson = new Gson();
        AllValRes o = gson.fromJson(json, AllValRes.class);
        for(OneValRes elm : o.getValidateUserByUGUIDResult()) {
            System.out.println(elm.isUserIsValidated());
        }
    }
}

class AllValRes {
    private List<OneValRes> validateUserByUGUIDResult;
    public List<OneValRes> getValidateUserByUGUIDResult() {
        return validateUserByUGUIDResult;
    }
    public void setValidateUserByUGUIDResult(List<OneValRes> validateUserByUGUIDResult) {
        this.validateUserByUGUIDResult = validateUserByUGUIDResult;
    }
}

class OneValRes {
    private boolean userIsValidated;
    public boolean isUserIsValidated() {
        return userIsValidated;
    }
    public void setUserIsValidated(boolean userIsValidated) {
        this.userIsValidated = userIsValidated;
    }
}