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import httplib
import json
import requests
from testapiclient.utils import user
class HTTPClient(object):
__instance = None
headers = {'Content-type': 'application/json', 'Accept': 'text/plain'}
@staticmethod
def get_Instance():
""" Static access method. """
if HTTPClient.__instance is None:
HTTPClient()
return HTTPClient.__instance
def __init__(self):
""" Virtually private constructor. """
if HTTPClient.__instance is not None:
raise Exception("This class is a singleton!")
else:
HTTPClient.__instance = self
def get(self, url):
return self._parse_response('Get', requests.get(url))
def post(self, url, data):
return self._parse_response('Create',
self._request('post', url,
data=json.dumps(data),
headers=self.headers))
def put(self, url, data):
return self._parse_response('Update',
self._request('put', url,
data=json.dumps(data),
headers=self.headers))
def delete(self, url, *args):
data = json.dumps(args[0]) if len(args) > 0 else None
return self._parse_response('Delete',
self._request('delete', url,
data=data,
headers=self.headers))
def _request(self, method, *args, **kwargs):
return getattr(user.User.session, method)(*args, **kwargs)
def _raise_failure(self, op, response):
raise Exception('{} failed: {}'.format(op, response.reason))
def _parse_response(self, op, response):
if response.status_code == httplib.OK:
return response.json() if op != 'Delete' else None
else:
self._raise_failure(op, response)
def _request(method, *args, **kwargs):
return getattr(HTTPClient.get_Instance(), method)(*args, **kwargs)
def get(url):
return _request('get', url)
def post(url, data):
return _request('post', url, data)
def put(url, data):
return _request('put', url, data)
def delete(url, data=None):
return _request('delete', url, data)
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