# Copyright 2006 Instituto de Investigaciones Dr. José María Luis Mora / 
# Instituto de Investigaciones Estéticas. 
# See COPYING.txt and LICENSE.txt for redistribution conditions.
# 
# D.R. 2006  Instituto de Investigaciones Dr. José María Luis Mora /  
# Instituto de Investigaciones Estéticas.
# Véase COPYING.txt y LICENSE.txt para los términos bajo los cuales
# se permite la redistribución.
 
class CustomLogger
  include RJBM::JAccess
  j_interface('mx.org.pescador.CustomLoggerR')
  j_import('mx.org.pescador.CustomLoggerJ')
  
  def CustomLogger.info(m)
    RAILS_DEFAULT_LOGGER.info("#{Time.now}: #{m}")
  end
  
  def CustomLogger.error(m)
    RAILS_DEFAULT_LOGGER.error("#{Time.now}: #{m}")
  end
  
  def CustomLogger.write_tmp_n3(n3)
    tmp_n3_file_name = AppConfig.tmp_dir + "tmp.n3"
    CustomLogger.write_to_file(tmp_n3_file_name, n3)
    CustomLogger.info("Wrote RDF data temporary N3 file.")
  end

  def CustomLogger.write_tmp_text_bpv_csv(csv)
    tmp_csv_file_name = AppConfig.tmp_dir + "tmp_text_bpv.csv"
    CustomLogger.write_to_file(tmp_csv_file_name, csv)
    CustomLogger.info("Dumped Text BPVs to temporary CSV file.")
  end

  def CustomLogger.write_tmp_krr_csv(csv)
    tmp_csv_file_name = AppConfig.tmp_dir + "tmp_krr.csv"
    CustomLogger.write_to_file(tmp_csv_file_name, csv)
    CustomLogger.info("Dumped KRRs to temporary CSV file.")
  end

  def CustomLogger.write_extraction_trace_count(csv)
    tmp_etc_file_name = AppConfig.tmp_dir + "tmp_extr_trace_count.csv"
    CustomLogger.write_to_file(tmp_etc_file_name, csv)
    CustomLogger.info("Dumped extraction trace count to temporary CSV file.")
  end
  
  def CustomLogger.write_to_file(file_name, out_str)
    begin
      f = File.open(file_name, 'w')
      f << out_str
    rescue SystemCallError
      raise "IO error creating file: #{file_name}"
    ensure
      f.close unless f.nil?
    end
  end
  
  def initialize
    # instances of this object only used for access from Java
    j_bind
  end
  
  def info(m)
    # instance method assumes it is being caled from Java and receives a 
    # rjb Java String object
    CustomLogger.info(m)
  end
  
  def error(m)
    # instance method assumes it is being caled from Java and receives a 
    # rjb Java String object
    CustomLogger.error(m)
  end
  
  CustomLoggerJ.setRLoggerObj(self.new.j)
end