我正在使用JWT身份验证并将auth令牌存储在共享首选项中。我无法找到将授权标头添加到改造客户端的方法。这就是为什么我第一次从网络通话中收到401错误的原因,而第二次它却正常运行。如何解决?
@Module
public class AppRetrofitModule {
private static final String TAG = "AppRetrofitModule";
private static Retrofit.Builder builder
= new Retrofit.Builder()
.baseUrl(Config.REST_BASE_URL)
.addConverterFactory(GsonConverterFactory.create());
private static Retrofit retrofit = builder.addCallAdapterFactory(RxJava2CallAdapterFactory.create()).build();
private static OkHttpClient.Builder httpClient
= new OkHttpClient.Builder();
private static HttpLoggingInterceptor logging
= new HttpLoggingInterceptor()
.setLevel(HttpLoggingInterceptor.Level.BASIC);
@Singleton
@Provides
public Retrofit provideRetrofit(AppPreferencesHelper appPreferencesHelper) {
String authToken = "Bearer " + appPreferencesHelper.getAccessToken();
Log.d(TAG, "provideRetrofit: " + authToken);
httpClient.addInterceptor(new Interceptor() {
@Override
public Response intercept(Chain chain) throws IOException {
Request original = chain.request();
Response response = chain.proceed(original);
Request request = original.newBuilder()
.header("Authorization", authToken)
.method(original.method(), original.body()).build();
return chain.proceed(request);
}
});
if (!httpClient.interceptors().contains(logging)) {
httpClient.addInterceptor(logging);
httpClient.connectTimeout(60, TimeUnit.SECONDS);
httpClient.callTimeout(60, TimeUnit.SECONDS);
builder.client(httpClient.build());
retrofit = builder.build();
}
return retrofit;
}
}
答案 0 :(得分:1)
httpClient.addInterceptor(new Interceptor() {
@Override
public Response intercept(Chain chain) throws IOException {
Request original = chain.request();
Response response = chain.proceed(original);
String authToken = "Bearer " + appPreferencesHelper.getAccessToken();
Request request = original.newBuilder()
.header("Authorization", authToken)
.method(original.method(), original.body()).build();
return chain.proceed(request);
}
});
if (!httpClient.interceptors().contains(logging)) {
httpClient.addInterceptor(logging);
httpClient.connectTimeout(60, TimeUnit.SECONDS);
httpClient.callTimeout(60, TimeUnit.SECONDS);
builder.client(httpClient.build());
retrofit = builder.build();
}
return retrofit;
以前我犯了在拦截器之外获取 authToken 的错误。但是它需要在拦截器内部获取,以便我们也可以第一时间获取令牌。因为 authToken 值被刷新,所以它在第二次 API 调用之前工作。