# File lib/ferret/index.rb, line 451 451: def doc(*arg) 452: @dir.synchronize do 453: id = arg[0] 454: if id.kind_of?(String) or id.kind_of?(Symbol) 455: ensure_reader_open() 456: term_doc_enum = @reader.term_docs_for(@id_field, id.to_s) 457: return term_doc_enum.next? ? @reader[term_doc_enum.doc] : nil 458: else 459: ensure_reader_open(false) 460: return @reader[*arg] 461: end 462: end 463: end