lib/nera/nera_db_folders.rb in nera-0.1.2 vs lib/nera/nera_db_folders.rb in nera-0.2.0

@@ -1,15 +1,24 @@
 require 'fileutils'
 require 'nera_simulator_records'
 require 'nera_job_records'
+require 'logger'
 
 
 module NERA
   
   # This class contains the information of the folder structure
   class DbFolders
 
+    # -------------------------------------
+    # instance variables ------------------
+    # -------------------------------------
+    @db_folder  # path to db_folder
+    @logger     # logger instance
+
+    attr_reader :logger
+
     #--------------------------------------
     #-class methods -----------------------
     #--------------------------------------
     
     def initialize( db_folder)
@@ -24,9 +33,13 @@
 
       # load simulator classes
       Dir.glob( "#{@db_folder}/Simulator_classes/*.rb").each do |lib|
         require lib
       end
+
+      # logger instance
+      @logger = Logger.new( "#{@db_folder}/Tables/logfile.txt", 8)
+      @logger.level = Logger::INFO
     end
 
     def valid_db?( fold)
       return false unless FileTest.directory?( fold)
       return false unless FileTest.directory?( fold + "Jobs/")