| # |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License |
| # |
| |
| """ |
| ManagementError exception class and subclasses, with status codes used by AMQP. |
| """ |
| |
| from httplib import responses as STATUS_TEXT |
| from httplib import OK, NO_CONTENT, CREATED, \ |
| BAD_REQUEST, UNAUTHORIZED, FORBIDDEN, NOT_FOUND, INTERNAL_SERVER_ERROR, NOT_IMPLEMENTED |
| |
| class ManagementError(Exception): |
| """ |
| An AMQP management error. |
| str() gives a string with status code and text. |
| @ivar status: integer status code. |
| @ivar description: detailed description of error. |
| """ |
| def __init__(self, status, description): |
| self.status, self.description = status, description |
| super(ManagementError, self).__init__(description) |
| |
| @staticmethod |
| def create(status, description): |
| """Create the appropriate ManagementError subclass for status""" |
| try: |
| class_name = STATUS_TEXT[status].replace(' ', '') + "Status" |
| return globals()[class_name](description) |
| except KeyError: |
| return ManagementError(status, description) |
| |
| def _error_class(status): |
| """Create a ManagementError class for a particular status""" |
| class Error(ManagementError): |
| def __init__(self, description): ManagementError.__init__(self, status, description) |
| return Error |
| |
| class BadRequestStatus(_error_class(BAD_REQUEST)): pass |
| class UnauthorizedStatus(_error_class(UNAUTHORIZED)): pass |
| class ForbiddenStatus(_error_class(FORBIDDEN)): pass |
| class NotFoundStatus(_error_class(NOT_FOUND)): pass |
| class InternalServerErrorStatus(_error_class(INTERNAL_SERVER_ERROR)): pass |
| class NotImplementedStatus(_error_class(NOT_IMPLEMENTED)): pass |
| |
| __all__ = [ |
| u"STATUS_TEXT", u"OK", u"NO_CONTENT", u"CREATED", |
| u"BAD_REQUEST", u"UNAUTHORIZED", u"FORBIDDEN", u"NOT_FOUND", |
| u"INTERNAL_SERVER_ERROR", u"NOT_IMPLEMENTED", |
| u"ManagementError", |
| u"BadRequestStatus", u"UnauthorizedStatus", u"ForbiddenStatus", |
| u"NotFoundStatus", u"InternalServerErrorStatus", u"NotImplementedStatus"] |