code: @Deprecated
      public <T> Response<T> execute(Request<?> request,
                                     HttpResponseHandler<AmazonWebServiceResponse<T>> responseHandler,
                                     HttpResponseHandler<AmazonServiceException> errorResponseHandler,
                                     ExecutionContext executionContext) {
          return execute(request, responseHandler, errorResponseHandler, executionContext,
                         new AmazonWebServiceRequestAdapter(request.getOriginalRequest()));
      }
docs: Executes the request and returns the result.
  
  @param request              The AmazonWebServices request to send to the remote server
  @param responseHandler      A response handler to accept a successful response from the
  remote server
  @param errorResponseHandler A response handler to accept an unsuccessful response from the
  remote server
  @param executionContext     Additional information about the context of this web service
  call
  @deprecated Use {@link #requestExecutionBuilder()} to configure and execute a HTTP request.