在这里,我正在尝试制作此JSON的模型类
{
"debit": 1,
"train": {
"number": "14207",
"name": "PADMAVAT EXP",
"days": [
{
"code": "MON",
"runs": "Y"
},
{
"code": "TUE",
"runs": "Y"
},
{
"code": "WED",
"runs": "Y"
},
{
"code": "THU",
"runs": "Y"
},
{
"code": "FRI",
"runs": "Y"
},
{
"code": "SAT",
"runs": "Y"
},
{
"code": "SUN",
"runs": "Y"
}
],
"classes": [
{
"code": "2A",
"available": "Y",
"name": "SECOND AC"
},
{
"code": "3E",
"available": "N",
"name": "3rd AC ECONOMY"
},
{
"code": "3A",
"available": "Y",
"name": "THIRD AC"
},
{
"code": "2S",
"available": "N",
"name": "SECOND SEATING"
},
{
"code": "CC",
"available": "N",
"name": "AC CHAIR CAR"
},
{
"code": "SL",
"available": "Y",
"name": "SLEEPER CLASS"
},
{
"code": "FC",
"available": "N",
"name": "FIRST CLASS"
},
{
"code": "1A",
"available": "Y",
"name": "FIRST AC"
}
]
},
"response_code": 200
}
我尝试这个 首先,我创建两个整数变量名称response_code和debit(因为“ {”和“}”内部是键和值对) 然后我在数组List和一个名为train和classes的List上创建,这些列表代表json中的train list和classes数组。仍然无法正常工作
public class NewTrain {
@SerializedName("response_code")
private int response_code;
@SerializedName("debit")
private int debit;
@SerializedName("train")
private List<TrainClass> train= null;
@SerializedName("classes")
private ArrayList<classes> arrayList = null;
public int getResponse_code() {
return response_code;
}
public void setResponse_code(int response_code) {
this.response_code = response_code;
}
public int getDebit() {
return debit;
}
public void setDebit(int debit) {
this.debit = debit;
}
public List<TrainClass> getTrain() {
return train;
}
public void setTrain(List<TrainClass> train) {
this.train = train;
}
public ArrayList<classes> getArrayList() {
return arrayList;
}
public void setArrayList(ArrayList<classes> arrayList) {
this.arrayList = arrayList;
}
}
public class TrainClass
@SerializedName("number")
private int number;
@SerializedName("name")
private String name;
@SerializedName("days")
private List<Day> dayList = null;
public int getNumber() {
return number;
}
public void setNumber(int number) {
this.number = number;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public List<Day> getDayList() {
return dayList;
}
public void setDayList(List<Day> dayList) {
this.dayList = dayList;
}
}
public class Day {
@SerializedName("code")
private String code;
@SerializedName("runs")
private String runs;
public String getCode() {
return code;
}
public void setCode(String code) {
this.code = code;
}
public String getRuns() {
return runs;
}
public void setRuns(String runs) {
this.runs = runs;
}
}
public class classes {
@SerializedName("code")
private String code;
@SerializedName("available")
private String available;
@SerializedName("name")
private String name;
public String getCode() {
return code;
}
public void setCode(String code) {
this.code = code;
}
public String getAvailable() {
return available;
}
public void setAvailable(String available) {
this.available = available;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
但是相反,它给出了Begin Array,但是在第1行第2列是Begin Object! 从服务器方法调用API数据
public void Show(View view) {
MyWebService myWebService = MyWebService.retrofitfortrain.create(MyWebService.class);
Call<List<NewTrain>> call = myWebService.getTrainList();
call.enqueue(new Callback<List<NewTrain>>() {
@Override
public void onResponse(Call<List<NewTrain>> call, Response<List<NewTrain>> response) {
if(response.isSuccessful())
{
for(NewTrain newTrain: response.body()) {
t.append(String.valueOf(newTrain.getResponse_code()));
}
}
}
@Override
public void onFailure(Call<List<NewTrain>> call, Throwable t) {
Toast.makeText(getApplicationContext(),t.getMessage(),Toast.LENGTH_LONG).show();
}
});
}
答案 0 :(得分:1)
尝试
export class RootObject {
debit: number;
train: Train;
response_code: number;
}
export interface Train {
number: string;
name: string;
days: Day[];
classes: ClassModel[];
}
export interface Day {
code: string;
runs: string;
}
export interface ClassModel {
code: string;
available: string;
name: string;
}
答案 1 :(得分:0)
根据提到的train
的json不是列表,但是在类中将其列为列表。可能就是这个问题。因此,而不是:
@SerializedName("train")
private List<TrainClass> train= null;
做到
@SerializedName("train")
private TrainClass train= null;
并相应地更新getter,setter方法
答案 2 :(得分:0)
由于提到的JSON train
包含JSON对象,而不是列表。 classes
列表中的另一个将是TainClass
之外的NewTrainClass
的成员。
所以,而不是:
@SerializedName("train")
private List<TrainClass> train= null;
做到
@SerializedName("train")
private TrainClass train= null;
并将Classes
移至TrainClass
@SerializedName("classes")
private ArrayList<classes> arrayList = null;
最后,NewTrain对象将像
public class NewTrain {
@SerializedName("response_code")
private int response_code;
@SerializedName("debit")
private int debit;
@SerializedName("train")
private TrainClass train;
public int getResponse_code() {
return response_code;
}
public void setResponse_code(int response_code) {
this.response_code = response_code;
}
public int getDebit() {
return debit;
}
public void setDebit(int debit) {
this.debit = debit;
}
public TrainClass getTrain() {
return train;
}
public void setTrain(TrainClass train) {
this.train = train;
}
}
public class TrainClass
@SerializedName("number")
private int number;
@SerializedName("name")
private String name;
@SerializedName("days")
private List<Day> dayList = null;
@SerializedName("classes")
private ArrayList<classes> arrayList = null;
public int getNumber() {
return number;
}
public void setNumber(int number) {
this.number = number;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public List<Day> getDayList() {
return dayList;
}
public void setDayList(List<Day> dayList) {
this.dayList = dayList;
}
public ArrayList<classes> getArrayList() {
return arrayList;
}
public void setArrayList(ArrayList<classes> arrayList) {
this.arrayList = arrayList;
}
}
看起来JSON仅包含NewTrain
,而不包含List<NewTrain>
。 nd还需要更新myWebService.getTrainList();
您还需要更新
public void Show(View view) {
MyWebService myWebService = MyWebService.retrofitfortrain.create(MyWebService.class);
Call<NewTrain> call = myWebService.getTrainList();
call.enqueue(new Callback<NewTrain>() {
@Override
public void onResponse(Call<NewTrain> call, Response<NewTrain> response) {
if(response.isSuccessful())
{
for(NewTrain newTrain: response.body()) {
t.append(String.valueOf(newTrain.getResponse_code()));
}
}
}
@Override
public void onFailure(Call<NewTrain> call, Throwable t) {
Toast.makeText(getApplicationContext(),t.getMessage(),Toast.LENGTH_LONG).show();
}
});
}
希望这会起作用。