"""Errors raisable for the System Configuration"""


#      Copyright 2008-2011 eGovMon
#      This program is distributed under the terms of the GNU General
#      Public License.
#
#  This file is part of the eGovernment Monitoring
#  (eGovMon)
#
#  eGovMon 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.
#
#  eGovMon 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 eGovMon; if not, write to the Free Software
#  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
#  MA 02110-1301 USA

__author__ = "$Author$"
__version__ = "$Revision$"
__updated__ = "$LastChangedDate$"


class SystemConfigurationError(Exception):
    """Basic class for reporting System Configuration errors
    """

class NotEnoughInformationError(SystemConfigurationError):
    """Exception when System Configuration does not have enough information
    """
    
    def __init__(self,variablelist):
        """Throws an NotEnoughInformationError exception.
        Keyword argumnts:
        varianblelist -- The list of variables not set
        """
        msg = 'Not enough information. More variables must be set: '
        SystemConfigurationError.__init__(self,msg + ' '.join(variablelist))

class NoRDFModelPresentError(SystemConfigurationError):
    """Exception when the RDF model is not present
    """

    def __init__(self):
        """Throws an NoModelPresentError exception.
        """
        msg = 'No RDF model found'
        SystemConfigurationError.__init__(self,msg)


class InitialRDFNotFoundError(SystemConfigurationError):
    """Exception when the initial RDF is not found
    """

    def __init__(self,filenames):
        """Throws an InitialRDFNotFoundError exception.
        Keyword argumnts:
        filenames -- Filenames not found
        """
        msg = 'Initial RDF not found: (' + ','.join(filenames) + ')'
        SystemConfigurationError.__init__(self,msg)


class InvalidURLError(SystemConfigurationError):
    """Exception when a URL is invalid
    """

    def __init__(self,url):
        """Throws an InvalidURLError exception.
        Keyword argumnts:
        url -- The invalid URL
        """
        msg = 'The URL is invalid: ' + str(url)
        SystemConfigurationError.__init__(self,msg)