def _start_delete_stream(self,stream_id, expected_version, on_success, on_failed, ):
Ensure.is_not_empty_string(stream_id, "stream_id")
Ensure.is_number(expected_version, "expected_version")
Ensure.is_function(on_success, "on_success")
Ensure.is_function(on_failed, "on_failed")
stream_id = quote(stream_id)
url = "{0}/streams/{1}".format(self._base_url, stream_id)
body = to_json(DeleteStreamRequestBody(expected_version))
self._tornado_http_sender.send_async(url, "DELETE", self._headers, body,
lambda x: self._delete_stream_callback(x, on_success, on_failed))
def _start_append_to_stream(self,stream_id, events, expected_version, on_success, on_failed):
Ensure.is_not_empty_string(stream_id, "stream_id")
Ensure.is_number(expected_version, "expected_version")
Ensure.is_function(on_success, "on_success")
Ensure.is_function(on_failed, "on_failed")
stream_id = quote(stream_id)
if type(events) is not list:
events = [events]
body = to_json(AppendToStreamRequestBody(expected_version, events))
url = "{0}/streams/{1}".format(self._base_url,stream_id)
self._tornado_http_sender.send_async(url,"POST", self._headers, body,
lambda x: self._append_to_stream_callback(x, on_success, on_failed))
def _start_read_all_events_backward(self, prepare_position, commit_position, count, on_success, on_failed):
Ensure.is_number(prepare_position, "prepare_position")
Ensure.is_number(commit_position, "commit_position")
Ensure.is_greater_equal_number_then(1, count, "count")
Ensure.is_function(on_success, "on_success")
Ensure.is_function(on_failed, "on_failed")
events = []
batch_counter = 0
params = ReadEventsData
params.prepare_position = prepare_position
params.commit_position = commit_position
params.count = count
params.batch_counter = batch_counter
params.events = events
self._read_batch_all_events_backward(params, on_success, on_failed)
def _start_append_to_stream(self, stream_id, events, expected_version,
on_success, on_failed):
Ensure.is_not_empty_string(stream_id, "stream_id")
Ensure.is_number(expected_version, "expected_version")
Ensure.is_function(on_success, "on_success")
Ensure.is_function(on_failed, "on_failed")
stream_id = quote(stream_id)
if type(events) is not list:
events = [events]
body = to_json(AppendToStreamRequestBody(expected_version, events))
url = "{0}/streams/{1}".format(self._base_url, stream_id)
self._tornado_http_sender.send_async(
url, "POST", self._headers,
body, lambda x: self._append_to_stream_callback(
x, on_success, on_failed))
def _start_read_all_events_backward(self, prepare_position,
commit_position, count, on_success,
on_failed):
Ensure.is_number(prepare_position, "prepare_position")
Ensure.is_number(commit_position, "commit_position")
Ensure.is_greater_equal_number_then(1, count, "count")
Ensure.is_function(on_success, "on_success")
Ensure.is_function(on_failed, "on_failed")
events = []
batch_counter = 0
params = ReadEventsData
params.prepare_position = prepare_position
params.commit_position = commit_position
params.count = count
params.batch_counter = batch_counter
params.events = events
self._read_batch_all_events_backward(params, on_success, on_failed)
def _start_delete_stream(
self,
stream_id,
expected_version,
on_success,
on_failed,
):
Ensure.is_not_empty_string(stream_id, "stream_id")
Ensure.is_number(expected_version, "expected_version")
Ensure.is_function(on_success, "on_success")
Ensure.is_function(on_failed, "on_failed")
stream_id = quote(stream_id)
url = "{0}/streams/{1}".format(self._base_url, stream_id)
body = to_json(DeleteStreamRequestBody(expected_version))
self._tornado_http_sender.send_async(
url, "DELETE", self._headers, body,
lambda x: self._delete_stream_callback(x, on_success, on_failed))
