milvus/internal/datacoord/channel.go
XuanYang-cn a153950b10
Change channel to Interface (#27839)
This PR changes `*channel` into RWChannel interface

See also: #25309

Signed-off-by: yangxuan <xuan.yang@zilliz.com>
2023-11-13 11:16:18 +08:00

86 lines
2.4 KiB
Go

// 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 datacoord
import (
"fmt"
"github.com/milvus-io/milvus-proto/go-api/v2/commonpb"
"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
"github.com/milvus-io/milvus/internal/proto/datapb"
)
type ROChannel interface {
String() string
GetName() string
GetCollectionID() UniqueID
GetStartPositions() []*commonpb.KeyDataPair
GetSchema() *schemapb.CollectionSchema
GetCreateTimestamp() Timestamp
GetWatchInfo() *datapb.ChannelWatchInfo
}
type RWChannel interface {
ROChannel
UpdateWatchInfo(info *datapb.ChannelWatchInfo)
}
var _ RWChannel = (*channelMeta)(nil)
type channelMeta struct {
Name string
CollectionID UniqueID
StartPositions []*commonpb.KeyDataPair
Schema *schemapb.CollectionSchema
CreateTimestamp uint64
WatchInfo *datapb.ChannelWatchInfo
}
func (ch *channelMeta) UpdateWatchInfo(info *datapb.ChannelWatchInfo) {
ch.WatchInfo = info
}
func (ch *channelMeta) GetWatchInfo() *datapb.ChannelWatchInfo {
return ch.WatchInfo
}
func (ch *channelMeta) GetName() string {
return ch.Name
}
func (ch *channelMeta) GetCollectionID() UniqueID {
return ch.CollectionID
}
func (ch *channelMeta) GetStartPositions() []*commonpb.KeyDataPair {
return ch.StartPositions
}
func (ch *channelMeta) GetSchema() *schemapb.CollectionSchema {
return ch.Schema
}
func (ch *channelMeta) GetCreateTimestamp() Timestamp {
return ch.CreateTimestamp
}
// String implement Stringer.
func (ch *channelMeta) String() string {
// schema maybe too large to print
return fmt.Sprintf("Name: %s, CollectionID: %d, StartPositions: %v", ch.Name, ch.CollectionID, ch.StartPositions)
}