mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-05 05:18:52 +08:00
1f718118e9
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
95 lines
2.2 KiB
Go
95 lines
2.2 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 job
|
|
|
|
import (
|
|
"context"
|
|
)
|
|
|
|
// Job is request of loading/releasing collection/partitions,
|
|
// the execution flow is:
|
|
// 1. PreExecute()
|
|
// 2. Execute(), skip this step if PreExecute() failed
|
|
// 3. PostExecute()
|
|
type Job interface {
|
|
MsgID() int64
|
|
CollectionID() int64
|
|
Context() context.Context
|
|
// PreExecute does checks, DO NOT persists any thing within this stage,
|
|
PreExecute() error
|
|
// Execute processes the request
|
|
Execute() error
|
|
// PostExecute clears resources, it will be always processed
|
|
PostExecute()
|
|
Error() error
|
|
SetError(err error)
|
|
Done()
|
|
Wait() error
|
|
}
|
|
|
|
type BaseJob struct {
|
|
ctx context.Context
|
|
msgID int64
|
|
collectionID int64
|
|
err error
|
|
doneCh chan struct{}
|
|
}
|
|
|
|
func NewBaseJob(ctx context.Context, msgID, collectionID int64) *BaseJob {
|
|
return &BaseJob{
|
|
ctx: ctx,
|
|
msgID: msgID,
|
|
collectionID: collectionID,
|
|
doneCh: make(chan struct{}),
|
|
}
|
|
}
|
|
|
|
func (job *BaseJob) MsgID() int64 {
|
|
return job.msgID
|
|
}
|
|
|
|
func (job *BaseJob) CollectionID() int64 {
|
|
return job.collectionID
|
|
}
|
|
|
|
func (job *BaseJob) Context() context.Context {
|
|
return job.ctx
|
|
}
|
|
|
|
func (job *BaseJob) Error() error {
|
|
return job.err
|
|
}
|
|
|
|
func (job *BaseJob) SetError(err error) {
|
|
job.err = err
|
|
}
|
|
|
|
func (job *BaseJob) Done() {
|
|
close(job.doneCh)
|
|
}
|
|
|
|
func (job *BaseJob) Wait() error {
|
|
<-job.doneCh
|
|
return job.err
|
|
}
|
|
|
|
func (job *BaseJob) PreExecute() error {
|
|
return nil
|
|
}
|
|
|
|
func (job *BaseJob) PostExecute() {}
|