# Copyright INRA (Institut National de la Recherche Agronomique)
# http://www.inra.fr
# http://urgi.versailles.inra.fr
#
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# modify and/ or redistribute the software under the terms of the CeCILL
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# "http://www.cecill.info". 
#
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from commons.core.checker.IChecker import IChecker
from commons.core.LoggerFactory import LoggerFactory


## Enable a Logger in your Checker.
#
#  Subclasses of  AbstractChecker have a already a logger enabled (referenced by self._log attribute). Subclasses also already implements IChecker.
#  All you have to do is to call __init__() method in your own constructor.
class AbstractChecker( IChecker ):
    
    ## Constructor 
    #
    # @param logFileName name of log file where logger outputs
    #
    def __init__(self, logFileName):
        self._log = LoggerFactory.createLogger(logFileName)
        
        
    ## Set (change) default logger
    #
    # @param logger a new logger
    # 
    def setLogger(self, logger):
        self._log = logger
        
        
    ## Return the logger instance
    #
    def getLogger(self):
        return self._log