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92 lines
1.9 KiB
Go
92 lines
1.9 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package rootcoord
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import (
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"context"
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)
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type task interface {
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GetCtx() context.Context
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SetCtx(context.Context)
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SetTs(ts Timestamp)
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GetTs() Timestamp
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SetID(id UniqueID)
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GetID() UniqueID
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Prepare(ctx context.Context) error
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Execute(ctx context.Context) error
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WaitToFinish() error
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NotifyDone(err error)
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}
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type baseTask struct {
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ctx context.Context
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core *Core
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done chan error
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ts Timestamp
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id UniqueID
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}
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func newBaseTask(ctx context.Context, core *Core) baseTask {
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b := baseTask{
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core: core,
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done: make(chan error, 1),
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}
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b.SetCtx(ctx)
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return b
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}
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func (b *baseTask) SetCtx(ctx context.Context) {
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b.ctx = ctx
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}
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func (b *baseTask) GetCtx() context.Context {
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return b.ctx
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}
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func (b *baseTask) SetTs(ts Timestamp) {
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b.ts = ts
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}
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func (b *baseTask) GetTs() Timestamp {
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return b.ts
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}
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func (b *baseTask) SetID(id UniqueID) {
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b.id = id
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}
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func (b *baseTask) GetID() UniqueID {
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return b.id
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}
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func (b *baseTask) Prepare(ctx context.Context) error {
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return nil
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}
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func (b *baseTask) Execute(ctx context.Context) error {
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return nil
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}
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func (b *baseTask) WaitToFinish() error {
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return <-b.done
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}
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func (b *baseTask) NotifyDone(err error) {
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b.done <- err
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}
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