Files
entropy/lib/entropy/exceptions.py

113 lines
3.2 KiB
Python

# -*- coding: utf-8 -*-
"""
@author: Fabio Erculiani <lxnay@sabayon.org>
@contact: lxnay@sabayon.org
@copyright: Fabio Erculiani
@license: GPL-2
B{Entropy Framework exceptions class module}
This module contains Entropy Framework exceptions classes.
"""
from entropy.const import const_isstring, const_convert_to_unicode
class DumbException(Exception):
"""Dumb exception class"""
class EntropyException(Exception):
"""General superclass for Entropy exceptions"""
def __init__(self, value):
self.value = value
Exception.__init__(self)
def __unicode__(self):
if const_isstring(self.value):
return const_convert_to_unicode(self.value)
return const_convert_to_unicode(repr(self.value))
def __str__(self):
if const_isstring(self.value):
return self.value
return repr(self.value)
class SecurityError(EntropyException):
""" Security related error """
class CorruptionError(EntropyException):
"""Corruption indication"""
class CacheCorruptionError(EntropyException):
"""On-Disk cache Corruption indication"""
class InvalidDependString(EntropyException):
"""An invalid depend string has been encountered"""
class DependenciesNotFound(EntropyException):
"""
During dependencies calculation, dependencies were not found,
list (set) of missing dependencies are in the .value attribute
"""
class DependenciesCollision(EntropyException):
"""
During dependencies calculation, dependencies were pulled in in the same
"scope" (package key + package slot),
two-element tuple of:
list of lists (set) of colliding dependencies are in the .value attribute,
dictionary mapping dependency to its (first level) reverse dependency
"""
class DependenciesNotRemovable(EntropyException):
"""
During dependencies calculation, dependencies got considered
vital for system health.
"""
class RepositoryError(EntropyException):
"""Cannot open repository database"""
class RepositoryPluginError(EntropyException):
"""Error during EntropyRepositoryPlugin hook execution"""
class InterruptError(EntropyException):
"""Raised to interrupt a thread or process"""
class SystemDatabaseError(EntropyException):
"""Cannot open system database"""
class SPMError(EntropyException):
"""Source Package Manager generic errors"""
class OnlineMirrorError(EntropyException):
"""Mirror issue"""
class QueueError(EntropyException):
"""Action queue issue"""
class InvalidAtom(EntropyException):
"""Atom not properly formatted"""
class InvalidPackageSet(EntropyException):
"""Package set does not exist"""
class FileNotFound(EntropyException):
"""A file was not found when it was expected to exist"""
class DirectoryNotFound(EntropyException):
"""A directory was not found when it was expected to exist"""
class OperationNotPermitted(EntropyException):
"""An operation was not permitted operating system"""
class PermissionDenied(EntropyException):
"""Permission denied"""
from errno import EACCES as errno
class LibraryNotFound(EntropyException):
"""A required library was not available or executable"""
class EntropyPackageException(EntropyException):
"""Malformed or missing package data"""