Class: Log4r::ExtendedRollingFileOutputter

Inherits:
RollingFileOutputter
  • Object
show all
Defined in:
lib/log4r/outputter/extendedrollingfileoutputter.rb

Overview

ExtendedRollingFileOutputter - subclass of RollingFileOutputter that takes date pattern what is used to build the log file name.

Example: Default pattern ‘-%d%m%Y-%H%H%S’ creates log files like myapp-01082004-123150.log.

Additional hash arguments are:

:datepattern

Pattern used in build log file name

Instance Method Summary collapse

Constructor Details

#initialize(_name, hash = {}) ⇒ ExtendedRollingFileOutputter

Returns a new instance of ExtendedRollingFileOutputter.



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# File 'lib/log4r/outputter/extendedrollingfileoutputter.rb', line 40

def initialize( _name, hash={} )
  
  if ( hash['datepattern'] != nil )
    @datePattern = hash['datepattern']
  else
    @datePattern = '-%d%m%Y-%H%H%S'
  end
  
  super( _name, hash )
end

Instance Method Details

#makeNewFilename(counter = nil) ⇒ Object

construct a new filename from the count and baseFileName



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# File 'lib/log4r/outputter/extendedrollingfileoutputter.rb', line 52

def makeNewFilename( counter=nil )
  pad = Time.now.strftime( @datePattern )
  pad << '-' + counter.to_s if counter != nil
  newbase = @baseFilename.sub(/(\.\w*)$/, pad + '\1')
  @filename = File.join(File.dirname(@filename), newbase)
  
  if ( File.exist?( @filename ) )
    puts "exists " + @filename
    counter = 0 unless counter != nil
    counter = counter + 1
    
    return makeNewFilename( counter )
  end
    
  Logger.log_internal {"File #{@filename} created"}
  
  return @filename
end