post method
override
Implementation
Future<Response> post(url,
{Map<String, String> headers, body, Encoding encoding}) async {
if (_onlyGET) {
return _transporter.post(url,
headers: headers, body: body, encoding: encoding);
}
final String id = _id(Method.POST, url, headers, body);
Response response = _get(id);
if (response == null) {
response = await _transporter.post(url,
headers: headers, body: body, encoding: encoding);
_put(id, response);
}
return response;
}