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Diffstat (limited to '')
-rw-r--r-- | Mailman/Logging/MultiLogger.py | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/Mailman/Logging/MultiLogger.py b/Mailman/Logging/MultiLogger.py new file mode 100644 index 00000000..3ff11d27 --- /dev/null +++ b/Mailman/Logging/MultiLogger.py @@ -0,0 +1,76 @@ +# Copyright (C) 1998,1999,2000,2001,2002 by the Free Software Foundation, Inc. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License +# as published by the Free Software Foundation; either version 2 +# of the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +"""A mutiple sink logger. Any message written goes to all sub-loggers.""" + +import sys +from Mailman.Logging.Utils import _logexc + + + +class MultiLogger: + def __init__(self, *args): + self.__loggers = [] + for logger in args: + self.__loggers.append(logger) + + def add_logger(self, logger): + if logger not in self.__loggers: + self.__loggers.append(logger) + + def del_logger(self, logger): + if logger in self.__loggers: + self.__loggers.remove(logger) + + def write(self, msg): + for logger in self.__loggers: + # you want to be sure that a bug in one logger doesn't prevent + # logging to all the other loggers + try: + logger.write(msg) + except: + _logexc(logger, msg) + + def writelines(self, lines): + for line in lines: + self.write(line) + + def flush(self): + for logger in self.__loggers: + if hasattr(logger, 'flush'): + # you want to be sure that a bug in one logger doesn't prevent + # logging to all the other loggers + try: + logger.flush() + except: + _logexc(logger) + + def close(self): + for logger in self.__loggers: + # you want to be sure that a bug in one logger doesn't prevent + # logging to all the other loggers + try: + if logger <> sys.__stderr__ and logger <> sys.__stdout__: + logger.close() + except: + _logexc(logger) + + def reprime(self): + for logger in self.__loggers: + try: + logger.reprime() + except AttributeError: + pass |