A logger : attr_accessor « Class « Ruby

Home
Ruby
1.ActiveRecord
2.Array
3.CGI
4.Class
5.Collections
6.Database
7.Date
8.Design Patterns
9.Development
10.File Directory
11.GUI
12.Hash
13.Language Basics
14.Method
15.Network
16.Number
17.Rails
18.Range
19.Reflection
20.Statement
21.String
22.Threads
23.Time
24.Tk
25.Unit Test
26.Windows Platform
27.XML
Ruby » Class » attr_accessor 




A logger


class SimpleLogger
  attr_accessor :level

  ERROR = 1
  WARNING = 2
  INFO = 3

  def initialize
    @log = File.open("log.txt""w")
    @level = WARNING
  end

  def error(msg)
    @log.puts(msg)
    @log.flush
  end

  def warning(msg)
    @log.puts(msgif @level >= WARNING
    @log.flush
  end

  def info(msg)
    @log.puts(msgif @level >= INFO
    @log.flush
  end
end
logger = SimpleLogger.new
logger.level = SimpleLogger::INFO
logger.info('Doing the first thing')
logger.info('Now doing the second thing')

 














Related examples in the same category
1.Creating Readable and Writable Attributes: use attr_accessor
2.attr_accessor add accessor to a class
3.Get new defined instance methods
4.Use attr_accessor to add a new attribute and set it
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.