Class: Log4r::Logger

Inherits:
Object
  • Object
show all
Defined in:
lib/commons/ruby/log4r/logger.rb

Overview

This is the extended Log4r::Logger class of rCommons.

Example:

require 'commons/ruby/log4r'

module Example
  class Sample
    LOG = Log4r::Logger.get_logger(self.name)
    #@@log = Log4r::Logger.get_logger(self.name)  # for Ruby 1.9 or later.
    # ...
    if LOG.debug?
      LOG.debug('This is DEBUG log.')
    end
    LOG.info('This is INFO log.')
    # ...
  end
end

Constant Summary collapse

DEFAULT_XML_CONFIGURATION_FILE = 
'log4r.xml'
DEFAULT_YAML_CONFIGURATION_FILE = 
'log4r.yaml'
@@current_configuration_file = 
nil

Class Method Summary collapse

Class Method Details

.get_logger(name) ⇒ Object 



102
103
104
105
106
107
108
109
110
111
112
 
# File 'lib/commons/ruby/log4r/logger.rb', line 102

def self.get_logger(name)
  if Logger[name] == nil
    logger = Logger.new(name)
    if logger.additive
      logger.trace = logger.parent.trace  # inherit trace flag
    end
    return logger
  else
    return Logger[name]
  end
end

.static_initialize ⇒ Object 



65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
 
# File 'lib/commons/ruby/log4r/logger.rb', line 65

def self.static_initialize
  # 1. ENV
  config = ENV[Commons::LOG4R_CONF_PROPERTY]
  # 2. Commons::ENV
  if config == nil
    config = Commons::ENV[Commons::LOG4R_CONF_PROPERTY]
  end
  # 3. Default XML configuration file
  if config == nil
    config = Commons::Lang::ClassLoader.get_resource(DEFAULT_XML_CONFIGURATION_FILE)
  end
  # 4. Default YAML configuration file
  if config == nil
    config = Commons::Lang::ClassLoader.get_resource(DEFAULT_YAML_CONFIGURATION_FILE)
  end
  
  if config != nil
    case config[config.rindex('.') .. -1]
      when '.xml'
        require 'log4r/configurator'
        Configurator.load_xml_file(config)
        @@current_configuration_file = config
      when '.yaml', '.yml'
        require 'log4r/yamlconfigurator'
        YamlConfigurator.load_yaml_file(config)
        @@current_configuration_file = config
      else
        # do nothing.
    end
  end
end