[HZ-5402] MultiMap for Asyncio (#787)

Straightforward port of asyncore MultiMap to asyncio.
Does not include lock-related functions, since they are missing from the asyncio Map as well.

Author: yuce

hazelcast/internal/asyncio_client.py

@@ -7,7 +7,7 @@
 from hazelcast.internal.asyncio_compact import CompactSchemaService
 from hazelcast.config import Config, IndexConfig
 from hazelcast.internal.asyncio_connection import ConnectionManager, DefaultAsyncioAddressProvider
-from hazelcast.core import DistributedObjectEvent, DistributedObjectInfo
+from hazelcast.core import DistributedObjectEvent
 from hazelcast.discovery import HazelcastCloudAddressProvider
 from hazelcast.errors import IllegalStateError, InvalidConfigurationError
 from hazelcast.internal.asyncio_invocation import InvocationService, Invocation
@@ -18,20 +18,20 @@
 from hazelcast.internal.asyncio_partition import PartitionService, InternalPartitionService
 from hazelcast.protocol.codec import (
     client_add_distributed_object_listener_codec,
-    client_get_distributed_objects_codec,
     client_remove_distributed_object_listener_codec,
     dynamic_config_add_vector_collection_config_codec,
 )
 from hazelcast.internal.asyncio_proxy.manager import (
     LIST_SERVICE,
     MAP_SERVICE,
+    MULTI_MAP_SERVICE,
     ProxyManager,
     REPLICATED_MAP_SERVICE,
     VECTOR_SERVICE,
 )
-from hazelcast.internal.asyncio_proxy.base import Proxy
 from hazelcast.internal.asyncio_proxy.list import List
 from hazelcast.internal.asyncio_proxy.map import Map
+from hazelcast.internal.asyncio_proxy.multi_map import MultiMap
 from hazelcast.internal.asyncio_proxy.replicated_map import ReplicatedMap
 from hazelcast.internal.asyncio_reactor import AsyncioReactor
 from hazelcast.serialization import SerializationServiceV1
@@ -274,6 +274,17 @@ async def get_map(self, name: str) -> Map[KeyType, ValueType]:
         """
         return await self._proxy_manager.get_or_create(MAP_SERVICE, name)
 
+    async def get_multi_map(self, name: str) -> MultiMap[KeyType, ValueType]:
+        """Returns the distributed MultiMap instance with the specified name.
+
+        Args:
+            name: Name of the distributed MultiMap.
+
+        Returns:
+            Distributed MultiMap instance with the specified name.
+        """
+        return await self._proxy_manager.get_or_create(MULTI_MAP_SERVICE, name)
+
     async def get_replicated_map(self, name: str) -> ReplicatedMap[KeyType, ValueType]:
         """Returns the distributed ReplicatedMap instance with the specified
         name.

hazelcast/internal/asyncio_proxy/manager.py

@@ -2,6 +2,7 @@
 import typing
 
 from hazelcast.internal.asyncio_proxy.list import create_list_proxy
+from hazelcast.internal.asyncio_proxy.multi_map import create_multi_map_proxy
 from hazelcast.internal.asyncio_proxy.vector_collection import (
     VectorCollection,
     create_vector_collection_proxy,
@@ -15,6 +16,7 @@
 
 LIST_SERVICE = "hz:impl:listService"
 MAP_SERVICE = "hz:impl:mapService"
+MULTI_MAP_SERVICE = "hz:impl:multiMapService"
 REPLICATED_MAP_SERVICE = "hz:impl:replicatedMapService"
 VECTOR_SERVICE = "hz:service:vector"
 
@@ -24,6 +26,7 @@
 ] = {
     LIST_SERVICE: create_list_proxy,
     MAP_SERVICE: create_map_proxy,
+    MULTI_MAP_SERVICE: create_multi_map_proxy,
     REPLICATED_MAP_SERVICE: create_replicated_map_proxy,
     VECTOR_SERVICE: create_vector_collection_proxy,
 }