146 lines
4.0 KiB
Python
146 lines
4.0 KiB
Python
# Copyright 2014 Huawei Technologies Co. Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Exception and its handler."""
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from compass.api import app
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from compass.api import util
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class ObjectDoesNotExist(Exception):
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"""Define the exception for referring non-existing object."""
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def __init__(self, message):
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super(ObjectDoesNotExist, self).__init__(message)
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self.message = message
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def __str__(self):
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return repr(self.message)
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class UserInvalidUsage(Exception):
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"""Define the exception for fault usage of users."""
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def __init__(self, message):
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super(UserInvalidUsage, self).__init__(message)
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self.message = message
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def __str__(self):
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return repr(self.message)
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class ObjectDuplicateError(Exception):
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"""Define the duplicated object exception."""
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def __init__(self, message):
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super(ObjectDuplicateError, self).__init__(message)
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self.message = message
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def __str__(self):
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return repr(self.message)
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class InputMissingError(Exception):
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"""Define the insufficient input exception."""
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def __init__(self, message):
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super(InputMissingError, self).__init__(message)
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self.message = message
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def __str__(self):
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return repr(self.message)
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class MethodNotAllowed(Exception):
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"""Define the exception which invalid method is called."""
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def __init__(self, message):
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super(MethodNotAllowed, self).__init__(message)
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self.message = message
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def __str__(self):
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return repr(self.message)
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class InvalidUserInfo(Exception):
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"""Define the Exception for incorrect user information."""
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def __init__(self, message):
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super(InvalidUserInfo, self).__init__(message)
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self.message = message
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@app.errorhandler(ObjectDoesNotExist)
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def handle_not_exist(error, failed_objs=None):
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"""Handler of ObjectDoesNotExist Exception."""
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message = {'status': 'Not Found',
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'message': error.message}
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if failed_objs and isinstance(failed_objs, dict):
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message.update(failed_objs)
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return util.make_json_response(404, message)
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@app.errorhandler(UserInvalidUsage)
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def handle_invalid_usage(error):
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"""Handler of UserInvalidUsage Exception."""
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message = {
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'status': 'Invalid parameters',
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'message': error.message
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}
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return util.make_json_response(400, message)
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@app.errorhandler(InputMissingError)
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def handle_mssing_input(error):
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"""Handler of InputMissingError Exception."""
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message = {
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'status': 'Insufficient data',
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'message': error.message
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}
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return util.make_json_response(400, message)
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@app.errorhandler(ObjectDuplicateError)
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def handle_duplicate_object(error, failed_objs=None):
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"""Handler of ObjectDuplicateError Exception."""
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message = {
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'status': 'Conflict Error',
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'message': error.message
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}
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if failed_objs and isinstance(failed_objs, dict):
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message.update(failed_objs)
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return util.make_json_response(409, message)
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@app.errorhandler(MethodNotAllowed)
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def handle_not_allowed_method(error):
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"""Handler of MethodNotAllowed Exception."""
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message = {
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"status": "Method Not Allowed",
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"message": "The method is not allowed to use"
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}
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return util.make_json_response(405, message)
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@app.errorhandler(InvalidUserInfo)
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def handle_invalid_user_info(error):
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"""Handler of InvalidUserInfo Exception."""
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message = {"status": "Incorrect User Info",
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"message": error.message}
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return util.make_json_response(401, message)
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