Update DHttpApi.java

Author: SentryMan

http-client/src/main/java/io/avaje/http/client/DHttpApi.java

@@ -27,7 +27,7 @@ final class DHttpApi {
   @SuppressWarnings("rawtypes")
   void init() {
     for (final HttpApiProvider apiProvider : ServiceLoader.load(HttpApiProvider.class)) {
-      providerMap.put(apiProvider.type(), apiProvider);
+      addProvider(apiProvider);
     }
 
     for (final GeneratedComponent apiProvider : ServiceLoader.load(GeneratedComponent.class)) {
@@ -37,6 +37,10 @@ void init() {
     log.log(DEBUG, "providers for {0}", providerMap.keySet());
   }
 
+  void addProvider(HttpApiProvider<?> apiProvider) {
+    providerMap.put(apiProvider.type(), apiProvider);
+  }
+
   @SuppressWarnings("unchecked")
   private <T> HttpApiProvider<T> lookup(Class<T> type) {
     return (HttpApiProvider<T>) providerMap.get(type);