PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For each thread where you do not want to proceed until it finishes, check whether the thread is alive and if so call join on it, setting a timeout in case it does not finish in a reasonable time, in which case you can decide whether to delete the file or not.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stackoverflow.com