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Retrofit Retry
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| package app.goplus.in.v2.network; | |
| import retrofit2.Call; | |
| import retrofit2.Callback; | |
| import retrofit2.Response; | |
| /** | |
| * Created by pallavahooja on 16/05/16. | |
| */ | |
| public class APIHelper { | |
| public static final int DEFAULT_RETRIES = 3; | |
| public static <T> void enqueueWithRetry(Call<T> call, final int retryCount,final Callback<T> callback) { | |
| call.enqueue(new RetryableCallback<T>(call, retryCount) { | |
| @Override | |
| public void onFinalResponse(Call<T> call, Response<T> response) { | |
| callback.onResponse(call, response); | |
| } | |
| @Override | |
| public void onFinalFailure(Call<T> call, Throwable t) { | |
| callback.onFailure(call, t); | |
| } | |
| }); | |
| } | |
| public static <T> void enqueueWithRetry(Call<T> call, final Callback<T> callback) { | |
| enqueueWithRetry(call, DEFAULT_RETRIES, callback); | |
| } | |
| public static boolean isCallSuccess(Response response) { | |
| int code = response.code(); | |
| return (code >= 200 && code < 400); | |
| } | |
| } |
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| Call<BaseResponse> call = authService.initiateSignup(new RequestInitiateSignup(number, referral)); | |
| APIHelper.enqueueWithRetry(call, 5, new Callback<BaseResponse>() { | |
| @Override | |
| public void onResponse(Call<BaseResponse> call, Response<BaseResponse> response) { | |
| if (!response.isSuccessful()) { | |
| if (response.code() == 403) { | |
| // Refresh token or redirect to login screen | |
| } | |
| // Failure handling | |
| } | |
| // Success handling | |
| } | |
| @Override | |
| public void onFailure(Call<BaseResponse> call, Throwable t) { | |
| } | |
| } |
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| package app.goplus.in.v2.network; | |
| import android.util.Log; | |
| import retrofit2.Call; | |
| import retrofit2.Callback; | |
| import retrofit2.Response; | |
| /** | |
| * Created by pallavahooja on 16/05/16. | |
| */ | |
| public abstract class RetryableCallback<T> implements Callback<T> { | |
| private int totalRetries = 3; | |
| private static final String TAG = RetryableCallback.class.getSimpleName(); | |
| private final Call<T> call; | |
| private int retryCount = 0; | |
| public RetryableCallback(Call<T> call, int totalRetries) { | |
| this.call = call; | |
| this.totalRetries = totalRetries; | |
| } | |
| @Override | |
| public void onResponse(Call<T> call, Response<T> response) { | |
| if (!APIHelper.isCallSuccess(response)) { | |
| if (response.code() == 403) { | |
| onFinalResponse(call, response); | |
| } else { | |
| if (retryCount++ < totalRetries) { | |
| Log.v(TAG, "Retrying API Call - (" + retryCount + " / " + totalRetries + ")"); | |
| retry(); | |
| } else { | |
| onFinalResponse(call, response); | |
| } | |
| } | |
| } | |
| else { | |
| onFinalResponse(call,response); | |
| } | |
| } | |
| @Override | |
| public void onFailure(Call<T> call, Throwable t) { | |
| Log.e(TAG, t.getMessage()); | |
| if (retryCount++ < totalRetries) { | |
| Log.v(TAG, "Retrying API Call - (" + retryCount + " / " + totalRetries + ")"); | |
| retry(); | |
| } else { | |
| onFinalFailure(call, t); | |
| } | |
| } | |
| public void onFinalResponse(Call<T> call, Response<T> response) { | |
| } | |
| public void onFinalFailure(Call<T> call, Throwable t) { | |
| } | |
| private void retry() { | |
| call.clone().enqueue(this); | |
| } | |
| } |
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