# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is Mozilla Corporation Code.
#
# The Initial Developer of the Original Code is
# Clint Talbert.
# Portions created by the Initial Developer are Copyright (C) 2007
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
#  Clint Talbert <ctalbert@mozilla.com>
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
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# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
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# ***** END LICENSE BLOCK *****

# Class to append data to a text file.  It also provides a method to handle
# information going to stderr. To use the stderr redirect, make this call after
# you instantiate LogAppender:
# import sys
# sys.stderr=stderrCatcher(<logFileAppenderObject>)

class stderrCatcher:
  def __init__(self, logappender=0):
    self.lf = logappender
  def write(self, stuff):
    if self.lf:
      self.lf.onStdError(stuff)

class LogAppender:
  def __init__(self, file):
    self.logFile = open(file, "a")
  def onStdError(self, str):
    self.logFile.write("STDERR:" + str + "\n")
  def writeLog(self, str):
    self.logFile.write(str + "\n")
    return str
  def writelines(self, str):
    self.logFile.writelines(str)
    self.logFile.write("\n")
  def closeFile(self):
      self.logFile.write("\n---Normal Close---\n")