milvus/internal/querynode/query_shard_service.go

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// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package querynode
import (
"context"
"sync"
)
type queryShardService struct {
ctx context.Context
cancel context.CancelFunc
queryShardsMu sync.Mutex // guards queryShards
queryShards map[Channel]*queryShard // Virtual Channel -> *queryShard
}
func newQueryShardService(ctx context.Context) *queryShardService {
queryShardServiceCtx, queryShardServiceCancel := context.WithCancel(ctx)
qss := &queryShardService{
ctx: queryShardServiceCtx,
cancel: queryShardServiceCancel,
queryShards: make(map[Channel]*queryShard),
}
return qss
}
func (q *queryShardService) addQueryShard(collectionID UniqueID, channel Channel) error {
return nil
}
func (q *queryShardService) removeQueryShard(collectionID UniqueID, channel Channel) error {
return nil
}
func (q *queryShardService) hasQueryShard(collectionID UniqueID, channel Channel) bool {
return false
}
func (q *queryShardService) getQueryShard(collectionID UniqueID, channel Channel) (*queryShard, error) {
return nil, nil
}