Log4r::DateFileOutputter

# File log4r/outputter/datefileoutputter.rb, line 47
    def initialize(_name, hash={})
      @DatePattern = (hash[:date_pattern] or hash['date_pattern'] or
                      DEFAULT_DATE_FMT)
      @DateStamp = Time.now.strftime( @DatePattern);
      _dirname = (hash[:dirname] or hash['dirname'])
      # hash[:dirname] masks hash[:filename]
      if _dirname
        if not FileTest.directory?( _dirname)
          raise StandardError, "'#{_dirname}' must be a valid directory", caller
        end
      end

      _filename = (hash[:filename] or hash['filename'])
      if _filename.nil?
        @filebase = File.basename( $0, '.rb') + ".log"
      else
        @filebase = File.basename((hash[:filename] or hash['filename'] or ""))
      end

      # Get rid of the 'nil' in the path
      path = [_dirname, @filebase.sub(/(\.\w*)$/, "_#{@DateStamp}" + '\1')].compact
      hash[:filename] = hash['filename'] = File.join(path)

      super(_name, hash)
    end

# File log4r/outputter/datefileoutputter.rb, line 101
    def change
      begin
        @out.close
      rescue
        Logger.log_internal {
          "DateFileOutputter '#{@name}' could not close #{@filename}"
        }
      end
      makeNewFilename
      @out = File.new(@filename, (@trunc ? "w" : "a"))
      Logger.log_internal {
        "DateFileOutputter '#{@name}' now writing to #{@filename}"
      }
    end

# File log4r/outputter/datefileoutputter.rb, line 84
    def makeNewFilename
        @DateStamp = Time.now.strftime( @DatePattern);
        @filename = File.join(File.dirname(@filename),
                    @filebase.sub(/(\.\w*)$/, "_#{@DateStamp}" + '\1'))
    end

# File log4r/outputter/datefileoutputter.rb, line 91
    def requiresChange
      _DateStamp = Time.now.strftime( @DatePattern);
      if not _DateStamp == @DateStamp
        @DateStamp = _DateStamp
        return true
      end
      false
    end

# File log4r/outputter/datefileoutputter.rb, line 78
    def write(data)
      change if requiresChange
      super
    end