Class: AlWorker::StdoutTrap

Inherits:
Object
  • Object
show all
Defined in:
lib/al_worker.rb

Overview

Note:

標準出力、標準エラー出力のトラップ

stdout, stderrをログに記録するための機能を実装する。

Instance Method Summary collapse

Constructor Details

#initialize(severity) ⇒ StdoutTrap

Returns a new instance of StdoutTrap.



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# File 'lib/al_worker.rb', line 896

def initialize( severity )
  @severity = severity
  @buffer = ""
end

Instance Method Details

#<<(arg) ⇒ Object 



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# File 'lib/al_worker.rb', line 917

def <<( arg )
  write( arg )
  return self
end

#flush ⇒ Object 



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# File 'lib/al_worker.rb', line 922

def flush()
  return  if @buffer.empty?
  AlWorker.log( @buffer, @severity )
  @buffer.clear
end

#write(s) ⇒ Object 



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# File 'lib/al_worker.rb', line 901

def write( s )
  idx_cr = s.rindex("\n")
  if !idx_cr
    @buffer << s
    return
  end

  @buffer << s[0, idx_cr]
  AlWorker.log( @buffer, @severity )
  @buffer.clear

  if s.length != idx_cr + 1
    @buffer << s[idx_cr + 1, s.length - idx_cr - 1]
  end
end