Module: Logging

Overview

Logging function module

Defined Under Namespace

Classes: MultiDelegator

Constant Summary collapse

@@level =
Logger::DEBUG

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.configure_logger_for(classname) ⇒ Object

Configure Logger instance for the user class.

  1. create Logger instance with given log file and sterams

  2. set progname to user class name


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# File 'lib/sony_camera_remote_api/logging.rb', line 74

def configure_logger_for(classname)
  @log_file.compact!
  fios = @log_file.map do |f|
    f.is_a?(String) ? File.open(f, 'a') : f
  end
  logger = Logger.new MultiDelegator.delegate(:write, :close).to(*fios)
  logger.progname = classname.split('::')[-1]
  logger.level = @@level
  logger
end

.log_file(classname, log_file) ⇒ Object

Set log files and streams. Logger class instance is re-created.


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# File 'lib/sony_camera_remote_api/logging.rb', line 61

def log_file(classname, log_file)
  @log_file = Array(log_file)
  @loggers[classname] = nil
end

.logger_for(classname) ⇒ Object

Get Logger class instance or create it for the user class


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# File 'lib/sony_camera_remote_api/logging.rb', line 67

def logger_for(classname)
  @loggers[classname] ||= configure_logger_for(classname)
end

Instance Method Details

#logLogger

Get Logger class instance for the user class.


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# File 'lib/sony_camera_remote_api/logging.rb', line 29

def log
  @logger ||= Logging.logger_for(self.class.name)
end

#set_level(level) ⇒ Object

Set log level.


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# File 'lib/sony_camera_remote_api/logging.rb', line 44

def set_level(level)
  @@level = level
end

#set_output(*log_file) ⇒ void

This method returns an undefined value.

Set file name or stream to output log. Log file is common in each user class.


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# File 'lib/sony_camera_remote_api/logging.rb', line 38

def set_output(*log_file)
  Logging.log_file self.class.name, log_file
end