Recommenderlab pacakge

Dear all,My name is Nejood.?
I'm interested in Rstudio.?
I'm looking for using the Recommenderlab package for tracing requirements and source code.?
My problem with the dataset.?How can I prepare my dataset to use in recommenderlab package??The datasets for requirements traceability.The data sets for two artifacts in requirements traceability:Source code and requirements.?I attached two types of datasets(CSV and XML).Please, I need your help.?I didn't find any solution to my problem.?I would appreciate it if you help me as soon as.
Your's sincerely?Nejood