milvus/internal/datacoord/segment_operator.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 datacoord
// SegmentOperator is function type to update segment info.
type SegmentOperator func(segment *SegmentInfo) bool
func SetMaxRowCount(maxRow int64) SegmentOperator {
return func(segment *SegmentInfo) bool {
if segment.MaxRowNum == maxRow {
return false
}
segment.MaxRowNum = maxRow
return true
}
}
type segmentCriterion struct {
collectionID int64
others []SegmentFilter
}
func (sc *segmentCriterion) Match(segment *SegmentInfo) bool {
for _, filter := range sc.others {
if !filter.Match(segment) {
return false
}
}
return true
}
type SegmentFilter interface {
Match(segment *SegmentInfo) bool
AddFilter(*segmentCriterion)
}
type CollectionFilter int64
func (f CollectionFilter) Match(segment *SegmentInfo) bool {
return segment.GetCollectionID() == int64(f)
}
func (f CollectionFilter) AddFilter(criterion *segmentCriterion) {
criterion.collectionID = int64(f)
}
func WithCollection(collectionID int64) SegmentFilter {
return CollectionFilter(collectionID)
}
type SegmentFilterFunc func(*SegmentInfo) bool
func (f SegmentFilterFunc) Match(segment *SegmentInfo) bool {
return f(segment)
}
func (f SegmentFilterFunc) AddFilter(criterion *segmentCriterion) {
criterion.others = append(criterion.others, f)
}
func WithChannel(channel string) SegmentFilter {
return SegmentFilterFunc(func(si *SegmentInfo) bool {
return si.GetInsertChannel() == channel
})
}