[英]Android: How to get specific string from json response using retrofit?
[英]How to get error response from retrofit android
通过此代码,我无法获得错误响应,就像我使用相同的电子邮件ID两次一样,然后在邮递员中获得了错误响应,但是在我的应用程序中,我没有得到错误响应,所以请您帮我获得出于这个
我的介面
public interface SignupAPI {
@FormUrlEncoded
@POST("users")
Call<ResponseBody> createUser(
@Field("email") String email,
@Field("password") String password,
@Field("role") String role
);
}
我的Java代码
public class SignupClient {
private static final String BASE_URL = "http://74.207.233.160/api/v1/";
private static SignupClient mInstance;
private Retrofit retrofit;
private SignupClient(){
retrofit = new Retrofit.Builder().baseUrl(BASE_URL).addConverterFactory(GsonConverterFactory.create()).build();
}
public static synchronized SignupClient getmInstance(){
if (mInstance == null){
mInstance = new SignupClient();
}
return mInstance;
}
public SignupAPI getApi(){
return retrofit.create(SignupAPI.class);
}
}
我的活动
Call<ResponseBody> call = SignupClient.getmInstance().getApi().createUser(email, password,role);
call.enqueue(new Callback<ResponseBody>()
{
@Override
public void onResponse(Call<ResponseBody> call, Response<ResponseBody> response)
{
if (response.isSuccessful()){
progressBar.setVisibility(View.GONE);
Toast.makeText(SignupActivity.this, "Account Sucessfully Created", Toast.LENGTH_SHORT).show();
}else {
try {
progressBar.setVisibility(View.GONE);
JSONObject jsonError = new
JSONObject(response.errorBody().string());
Toast.makeText(SignupActivity.this, jsonError.getString("errors"),Toast.LENGTH_SHORT).show();
} catch (JSONException e) {
progressBar.setVisibility(View.GONE);
e.printStackTrace();
} catch (IOException e) {
progressBar.setVisibility(View.GONE);
e.printStackTrace();
}
}
}
@Override
public void onFailure(Call<ResponseBody> call, Throwable t) {
Toast.makeText(SignupActivity.this, t.getMessage(), Toast.LENGTH_SHORT).show();
}
使错误的pojo类..
public class Errors{
@SerializedName("email")
private List<String> email;
public void setEmail(List<String> email){
this.email = email;
}
public List<String> getEmail(){
return email;
}
}
更改响应正文类。
public class ResponseBody {
@SerializedName("errors")
private Errors errors;
public void setErrors(Errors errors){
this.errors = errors;
}
public Errors getErrors(){
return errors;
}
}
然后用于api响应之后
Errors errors=response.body().getErrors();
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