1:添加备用服务器，在请求themeData的时候，返回的不对的时候，就切换服务器

BaseModule/src/main/java/com/xscm/moduleutil/http/RetrofitClient.java

@@ -61,9 +61,9 @@ import retrofit2.adapter.rxjava2.RxJava2CallAdapterFactory;
 
 public class RetrofitClient {
 
-    private static RetrofitClient INSTANCE;
+    public static RetrofitClient INSTANCE;
     private static ApiServer sApiServer;
-    public static final int DEFAULT_TIME_OUT = 30;
+    public static final int DEFAULT_TIME_OUT = 10;
     private static OkHttpClient client;
     private final Retrofit mRetrofit;
 
@@ -1695,10 +1695,11 @@ public class RetrofitClient {
                                 observer.onNext(baseModel.getData());
                             }
                         } else {
-                            observer.onNext(null);
+                            CommonAppContext.getInstance().dialogHttp();
                         }
                     }
                 } else {
+                    CommonAppContext.getInstance().dialogHttp();
                     LogUtils.e("获取主题数据失败", response.message());
                 }
             }
@@ -1706,6 +1707,7 @@ public class RetrofitClient {
             @Override
             public void onFailure(Call<BaseModel<ThemeBean>> call, Throwable t) {
                 LogUtils.e("获取主题数据失败", t);
+                CommonAppContext.getInstance().dialogHttp();
             }
         });
     }