def add_listener(self,
include_value=False,
item_added_func=None,
item_removed_func=None):
"""
Adds an item listener for this container. Listener will be notified for all container add/remove events.
:param include_value: (bool), whether received events include the updated item or not (optional).
:param item_added_func: Function to be called when an item is added to this set (optional).
:param item_removed_func: Function to be called when an item is deleted from this set (optional).
:return: (str), a registration id which is used as a key to remove the listener.
"""
request = set_add_listener_codec.encode_request(
self.name, include_value, self._is_smart)
def handle_event_item(item, uuid, event_type):
item = item if include_value else None
member = self._context.cluster_service.get_member(uuid)
item_event = ItemEvent(self.name, item, event_type, member,
self._to_object)
if event_type == ItemEventType.added:
if item_added_func:
item_added_func(item_event)
else:
if item_removed_func:
item_removed_func(item_event)
return self._register_listener(
request, lambda r: set_add_listener_codec.decode_response(r),
lambda reg_id: set_remove_listener_codec.encode_request(
self.name, reg_id),
lambda m: set_add_listener_codec.handle(m, handle_event_item))
def add_listener(self,
include_value=False,
item_added=None,
item_removed=None):
request = set_add_listener_codec.encode_request(
self.name, include_value, False)
def handle_event_item(item, uuid, event_type):
item = item if include_value else None
member = self._client.cluster.get_member_by_uuid(uuid)
item_event = ItemEvent(self.name, item, event_type, member,
self._to_object)
if event_type == ItemEventType.added:
if item_added:
item_added(item_event)
else:
if item_removed:
item_removed(item_event)
return self._start_listening(
request,
lambda m: set_add_listener_codec.handle(m, handle_event_item),
lambda r: set_add_listener_codec.decode_response(r)['response'],
self.partition_key)
def add_listener(
self,
include_value: bool = False,
item_added_func: typing.Callable[[ItemEvent[ItemType]], None] = None,
item_removed_func: typing.Callable[[ItemEvent[ItemType]], None] = None,
) -> Future[str]:
"""Adds an item listener for this container.
Listener will be notified for all container add/remove events.
Args:
include_value: Whether received events include the updated item or
not.
item_added_func: Function to be called when an item is added to
this set.
item_removed_func: Function to be called when an item is deleted
from this set.
Returns:
A registration id which is used as a key to remove the listener.
"""
request = set_add_listener_codec.encode_request(
self.name, include_value, self._is_smart)
def handle_event_item(item_data, uuid, event_type):
item = self._to_object(item_data) if include_value else None
member = self._context.cluster_service.get_member(uuid)
item_event = ItemEvent(self.name, item, event_type, member)
if event_type == ItemEventType.ADDED:
if item_added_func:
item_added_func(item_event)
else:
if item_removed_func:
item_removed_func(item_event)
return self._register_listener(
request,
lambda r: set_add_listener_codec.decode_response(r),
lambda reg_id: set_remove_listener_codec.encode_request(
self.name, reg_id),
lambda m: set_add_listener_codec.handle(m, handle_event_item),
)
def add_listener(self, include_value=False, item_added=None, item_removed=None):
request = set_add_listener_codec.encode_request(self.name, include_value, False)
def handle_event_item(item, uuid, event_type):
item = item if include_value else None
member = self._client.cluster.get_member_by_uuid(uuid)
item_event = ItemEvent(self.name, item, event_type, member, self._to_object)
if event_type == ItemEventType.added:
if item_added:
item_added(item_event)
else:
if item_removed:
item_removed(item_event)
return self._start_listening(request,
lambda m: set_add_listener_codec.handle(m, handle_event_item),
lambda r: set_add_listener_codec.decode_response(r)['response'],
self.partition_key)
