code: public ApplicationInner beginCreate(String resourceGroupName, String clusterName, String applicationName, ApplicationInner parameters) {
          return beginCreateWithServiceResponseAsync(resourceGroupName, clusterName, applicationName, parameters).toBlocking().single().body();
      }
docs: Creates applications for the HDInsight cluster.
  
  @param resourceGroupName The name of the resource group.
  @param clusterName The name of the cluster.
  @param applicationName The constant value for the application name.
  @param parameters The application create request.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @throws ErrorResponseException thrown if the request is rejected by server
  @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
  @return the ApplicationInner object if successful.