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#!/usr/bin/env python
# Copyright (c) 2015, 2016 IBM. All rights reserved.
#
# Licensed 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.
"""
Module that contains common exception classes for the Cloudant Python client
library.
"""
from cloudant._messages import (
ARGUMENT_ERROR,
CLIENT,
DATABASE,
DESIGN_DOCUMENT,
DOCUMENT,
FEED,
INDEX,
REPLICATOR,
RESULT,
VIEW)
class CloudantException(Exception):
"""
Provides a way to issue Cloudant Python client library specific exceptions.
A CloudantException object is instantiated with a message and optional code.
Note: The intended use for this class is internal to the Cloudant Python
client library.
:param str msg: A message that describes the exception.
:param int code: A code value used to identify the exception.
"""
def __init__(self, msg, code=None):
super(CloudantException, self).__init__(msg)
self.status_code = code
class CloudantArgumentError(CloudantException):
"""
Provides a way to issue Cloudant Python client library specific exceptions
that pertain to invalid argument errors.
Note: The intended use for this class is internal to the Cloudant Python
client library.
:param int code: An optional code value used to identify the exception.
Defaults to 100.
:param args: A list of arguments used to format the exception message.
"""
def __init__(self, code=100, *args):
try:
msg = ARGUMENT_ERROR[code].format(*args)
except (KeyError, IndexError):
code = 100
msg = ARGUMENT_ERROR[code]
super(CloudantArgumentError, self).__init__(msg, code)
class ResultException(CloudantException):
"""
Provides a way to issue Cloudant Python client library result specific
exceptions.
:param int code: A code value used to identify the result exception.
Defaults to 100.
:param args: A list of arguments used to format the exception message.
"""
def __init__(self, code=100, *args):
try:
msg = RESULT[code].format(*args)
except (KeyError, IndexError):
code = 100
msg = RESULT[code]
super(ResultException, self).__init__(msg, code)
class CloudantClientException(CloudantException):
"""
Provides a way to issue Cloudant library client specific exceptions.
:param int code: A code value used to identify the client exception.
:param args: A list of arguments used to format the exception message.
"""
def __init__(self, code=100, *args):
try:
msg = CLIENT[code].format(*args)
except (KeyError, IndexError):
code = 100
msg = CLIENT[code]
super(CloudantClientException, self).__init__(msg, code)
class CloudantDatabaseException(CloudantException):
"""
Provides a way to issue Cloudant library database specific exceptions.
:param int code: A code value used to identify the database exception.
:param args: A list of arguments used to format the exception message.
"""
def __init__(self, code=100, *args):
try:
if code in DATABASE:
msg = DATABASE[code].format(*args)
elif isinstance(code, int):
msg = ' '.join(args)
else:
code = 100
msg = DATABASE[code]
except (KeyError, IndexError):
code = 100
msg = DATABASE[code]
super(CloudantDatabaseException, self).__init__(msg, code)
class CloudantDesignDocumentException(CloudantException):
"""
Provides a way to issue Cloudant library design document exceptions.
:param int code: A code value used to identify the design doc exception.
:param args: A list of arguments used to format the exception message.
"""
def __init__(self, code=100, *args):
try:
msg = DESIGN_DOCUMENT[code].format(*args)
except (KeyError, IndexError):
code = 100
msg = DESIGN_DOCUMENT[code]
super(CloudantDesignDocumentException, self).__init__(msg, code)
class CloudantDocumentException(CloudantException):
"""
Provides a way to issue Cloudant library document specific exceptions.
:param int code: A code value used to identify the document exception.
:param args: A list of arguments used to format the exception message.
"""
def __init__(self, code=100, *args):
try:
msg = DOCUMENT[code].format(*args)
except (KeyError, IndexError):
code = 100
msg = DOCUMENT[code]
super(CloudantDocumentException, self).__init__(msg, code)
class CloudantFeedException(CloudantException):
"""
Provides a way to issue Cloudant library feed specific exceptions.
:param int code: A code value used to identify the feed exception.
:param args: A list of arguments used to format the exception message.
"""
def __init__(self, code=100, *args):
try:
msg = FEED[code].format(*args)
except (KeyError, IndexError):
code = 100
msg = FEED[code]
super(CloudantFeedException, self).__init__(msg, code)
class CloudantIndexException(CloudantException):
"""
Provides a way to issue Cloudant library index specific exceptions.
:param int code: A code value used to identify the index exception.
:param args: A list of arguments used to format the exception message.
"""
def __init__(self, code=100, *args):
try:
msg = INDEX[code].format(*args)
except (KeyError, IndexError):
code = 100
msg = INDEX[code]
super(CloudantIndexException, self).__init__(msg, code)
class CloudantReplicatorException(CloudantException):
"""
Provides a way to issue Cloudant library replicator specific exceptions.
:param int code: A code value used to identify the replicator exception.
:param args: A list of arguments used to format the exception message.
"""
def __init__(self, code=100, *args):
try:
msg = REPLICATOR[code].format(*args)
except (KeyError, IndexError):
code = 100
msg = REPLICATOR[code]
super(CloudantReplicatorException, self).__init__(msg, code)
class CloudantViewException(CloudantException):
"""
Provides a way to issue Cloudant library view specific exceptions.
:param int code: A code value used to identify the view exception.
:param args: A list of arguments used to format the exception message.
"""
def __init__(self, code=100, *args):
try:
msg = VIEW[code].format(*args)
except (KeyError, IndexError):
code = 100
msg = VIEW[code]
super(CloudantViewException, self).__init__(msg, code)