code: private void runInitializers(ExecutionContext context) throws ExecutionContextException
      {
          for (ExecutionContextInitializer initializer : this.initializerProvider.get()) {
              initializer.initialize(context);
          }
      }
docs: Run the initializers.
  
  @param context the execution context to initialize
  @throws ExecutionContextException in case one {@link ExecutionContextInitializer} fails to execute