(** [cache_classname cn] stores the classname to the disk *)
valcache_classname:JBasics.class_name->unit
(** [is_classname_cached cn] *)
valis_classname_cached:JBasics.class_name->bool
(** [compute_icfg linereader classes program tenv source_basename source_file] create the call graph and control flow graph for the file [source_file] by translating all the classes in [program] originating from [source_file] *)