改装';在API:java.lang.IllegalStateException:BEGIN_对象应为字符串,但在第1行第1列路径处为字符串$
我尝试过使用改装,但遇到了一个问题。错误表示“您的JSON很糟糕,因为它甚至没有{”,但最重要的是API工作正常 服务器响应可以是两种类型:改装';在API:java.lang.IllegalStateException:BEGIN_对象应为字符串,但在第1行第1列路径处为字符串$,java,android,gson,retrofit,Java,Android,Gson,Retrofit,我尝试过使用改装,但遇到了一个问题。错误表示“您的JSON很糟糕,因为它甚至没有{”,但最重要的是API工作正常 服务器响应可以是两种类型: { status: "error", id: "", key: "", error: "wrong token" } 和: { status: "ok", id: "1", key: "
{
status: "error",
id: "",
key: "",
error: "wrong token"
}
和:
{
status: "ok",
id: "1",
key: "1234567abc",
error: ""
}
所以我不知道为什么会存在这个问题
日志:
com.google.gson.JsonSyntaxException: java.lang.IllegalStateException: Expected BEGIN_OBJECT but was STRING at line 1 column 1 path $
W/System.err: at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.read(ReflectiveTypeAdapterFactory.java:224)
W/System.err: at retrofit2.converter.gson.GsonResponseBodyConverter.convert(GsonResponseBodyConverter.java:37)
W/System.err: at retrofit2.converter.gson.GsonResponseBodyConverter.convert(GsonResponseBodyConverter.java:25)
W/System.err: at retrofit2.OkHttpCall.parseResponse(OkHttpCall.java:243)
W/System.err: at retrofit2.OkHttpCall$1.onResponse(OkHttpCall.java:153)
W/System.err: at okhttp3.RealCall$AsyncCall.run(RealCall.kt:138)
W/System.err: at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112)
W/System.err: at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587)
W/System.err: at java.lang.Thread.run(Thread.java:818)
W/System.err: Caused by: java.lang.IllegalStateException: Expected BEGIN_OBJECT but was STRING at line 1 column 1 path $
W/System.err: at com.google.gson.stream.JsonReader.beginObject(JsonReader.java:385)
W/System.err: at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.read(ReflectiveTypeAdapterFactory.java:213)
W/System.err: ... 8 more
主要活动:
TextView user;
TextView pass;
Button login;
@Override
public void onCreate(Bundle savedInstanceState) {
Mint.initAndStartSession(this.getApplication(), "123456");
setContentView(R.layout.activity_login);
super.onCreate(savedInstanceState);
user = (TextView)findViewById(R.id.username);
pass = (TextView)findViewById(R.id.password);
login = (Button)findViewById(R.id.btn_login);
}
public void onClickLogin(View view) {
login.setEnabled(false);
NetworkService.getInstance()
.getUserApi()
.getTokenSession(user.getText().toString(), pass.getText().toString())
.enqueue(new Callback<Session>() {
@Override
public void onResponse(Call<Session> call, Response<Session> response) {
Session session = response.body();
if(session.getStatus() == "ok")
{
// do usefull work
} else {
showLoginFailed(R.string.invalid_username_password);
}
}
@Override
public void onFailure(Call<Session> call, Throwable t) {
showLoginFailed(R.string.bad_network);
t.printStackTrace();
}
});
login.setEnabled(true);
}
private void showLoginFailed(@StringRes Integer errorString) {
Toast.makeText(getApplicationContext(), errorString, Toast.LENGTH_SHORT).show();
}
API:
JSON无效,代码中没有问题 添加引号…;)
- JSON验证器
- JSON规范
public class NetworkService {
private static NetworkService mInstance;
private static final String BASE_URL = "https://example.com/api/";
private Retrofit mRetrofit;
private NetworkService() {
Gson gson = new GsonBuilder()
.setLenient()
.create();
OkHttpClient.Builder client = new OkHttpClient.Builder();
HttpLoggingInterceptor interceptor = new HttpLoggingInterceptor();
interceptor.setLevel(HttpLoggingInterceptor.Level.BODY);
client.addInterceptor(interceptor);
mRetrofit = new Retrofit.Builder()
.baseUrl(BASE_URL)
.client(client.build())
.addConverterFactory(GsonConverterFactory.create(gson))
.build();
}
public static NetworkService getInstance() {
if (mInstance == null) {
mInstance = new NetworkService();
}
return mInstance;
}
public UserApi getUserApi() {
return mRetrofit.create(UserApi.class);
}
}
public interface UserApi {
@GET("users/user.php")
public Call<Session> getTokenSession(@Query("login") String login, @Query("password") String pass);
}
public class Session {
@SerializedName("status")
private String status = null;
@SerializedName("error")
private String error = null;
@SerializedName("id")
private Integer idPerson = null;
@SerializedName("key")
private String token = null;
public String getStatus() {
return status;
}
public void setStatus(String status) {
this.status = status;
}
public String getError() {
return error;
}
public void setError(String error) {
this.error = error;
}
public int getIdPerson() {
return idPerson;
}
public void setIdPerson(int idPerson) {
this.idPerson = idPerson;
}
public String getToken() {
return token;
}
public void setToken(String token) {
this.token = token;
}
}
{
"status": "error",
"id": "",
"key": "",
"error": "wrong token"
}