Source Code for Module entropy.exceptions

  1  # -*- coding: utf-8 -*- 
  2  """ 
  3   
  4      @author: Fabio Erculiani <lxnay@sabayonlinux.org> 
  5      @contact: lxnay@sabayonlinux.org 
  6      @copyright: Fabio Erculiani 
  7      @license: GPL-2 
  8   
  9      B{Entropy Framework exceptions class module} 
 10   
 11      This module contains Entropy Framework exceptions classes. 
 12   
 13  """ 
 14  from entropy.const import const_isstring, const_convert_to_unicode 
 15   
 16 -class DumbException(Exception): 
 17      """Dumb exception class""" 
 18   
 19 -class EntropyException(Exception): 
 20      """General superclass for Entropy exceptions""" 
 21 -    def __init__(self, value): 
 22          self.value = value 
 23          Exception.__init__(self) 
 24   
 25 -    def __unicode__(self): 
 26          if const_isstring(self.value): 
 27              return const_convert_to_unicode(self.value) 
 28          return const_convert_to_unicode(repr(self.value)) 
 29   
 30 -    def __str__(self): 
 31          if const_isstring(self.value): 
 32              return self.value 
 33          return repr(self.value) 
 34   
 35 -class CorruptionError(EntropyException): 
 36      """Corruption indication""" 
 37   
 38 -class CacheCorruptionError(EntropyException): 
 39      """On-Disk cache Corruption indication""" 
 40   
 41 -class InvalidDependString(EntropyException): 
 42      """An invalid depend string has been encountered""" 
 43   
 44 -class DependenciesNotFound(EntropyException): 
 45      """ 
 46      During dependencies calculation, dependencies were not found, 
 47      list (set) of missing dependencies are in the .value attribute 
 48      """ 
 49   
 50 -class InvalidVersionString(EntropyException): 
 51      """An invalid version string has been encountered""" 
 52   
 53 -class SecurityViolation(EntropyException): 
 54      """An incorrect formatting was passed instead of the expected one""" 
 55   
 56 -class IncorrectParameter(EntropyException): 
 57      """A parameter of the wrong type was passed""" 
 58   
 59 -class MissingParameter(EntropyException): 
 60      """A parameter is required for the action requested but was not passed""" 
 61   
 62 -class ParseError(EntropyException): 
 63      """An error was generated while attempting to parse the request""" 
 64   
 65 -class InvalidData(EntropyException): 
 66      """An incorrect formatting was passed instead of the expected one""" 
 67   
 68 -class InvalidDataType(EntropyException): 
 69      """An incorrect type was passed instead of the expected one""" 
 70   
 71 -class RepositoryError(EntropyException): 
 72      """Cannot open repository database""" 
 73   
 74 -class EntropyRepositoryError(EntropyException): 
 75      """ An Entropy-related error occured in EntropyRepository class methods """ 
 76   
 77 -class RepositoryPluginError(EntropyException): 
 78      """Error during EntropyRepositoryPlugin hook execution""" 
 79   
 80 -class ConnectionError(EntropyException): 
 81      """Cannot connect to service""" 
 82   
 83 -class InterruptError(EntropyException): 
 84      """Raised to interrupt a thread or process""" 
 85   
 86 -class UriHandlerNotFound(EntropyException): 
 87      """ 
 88      Raised when URI handler (in entropy.transceivers.EntropyTransceiver) 
 89      for given URI is not available. 
 90      """ 
 91   
 92 -class TransceiverError(EntropyException): 
 93      """FTP errors""" 
 94   
 95 -class SystemDatabaseError(EntropyException): 
 96      """Cannot open system database""" 
 97   
 98 -class SPMError(EntropyException): 
 99      """Source Package Manager generic errors""" 
100   
101 -class OnlineMirrorError(EntropyException): 
102      """Mirror issue""" 
103   
104 -class QueueError(EntropyException): 
105      """Action queue issue""" 
106   
107 -class InvalidLocation(EntropyException): 
108      """ 
109          Data was not found when it was expected to exist or 
110          was specified incorrectly 
111      """ 
112   
113 -class InvalidAtom(EntropyException): 
114      """Atom not properly formatted""" 
115   
116 -class InvalidPackageSet(EntropyException): 
117      """Package set does not exist""" 
118   
119 -class FileNotFound(InvalidLocation): 
120      """A file was not found when it was expected to exist""" 
121   
122 -class DirectoryNotFound(InvalidLocation): 
123      """A directory was not found when it was expected to exist""" 
124   
125 -class OperationNotPermitted(EntropyException): 
126      """An operation was not permitted operating system""" 
127   
128 -class PermissionDenied(EntropyException): 
129      """Permission denied""" 
130      from errno import EACCES as errno 
131   
132 -class ReadOnlyFileSystem(EntropyException): 
133      """Read-only file system""" 
134   
135 -class CommandNotFound(EntropyException): 
136      """A required binary was not available or executable""" 
137   
138 -class LibraryNotFound(EntropyException): 
139      """A required library was not available or executable""" 
140   
141 -class SSLError(EntropyException): 
142      """SSL support is not available""" 
143   
144 -class TimeoutError(EntropyException): 
145      """Generic Timeout Error exception""" 
146   
147 -class EntropyPackageException(EntropyException): 
148      """Malformed or missing package data""" 
149