mirror of
https://github.com/go-gitea/gitea
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46 lines
1.4 KiB
Go
46 lines
1.4 KiB
Go
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// Copyright 2015 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// 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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// See the License for the specific language governing permissions and
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// limitations under the License.
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package ddl
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import "github.com/pingcap/tidb/model"
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// Callback is the interface supporting callback function when DDL changed.
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type Callback interface {
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// OnChanged is called after schema is changed.
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OnChanged(err error) error
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// OnJobRunBefore is called before running job.
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OnJobRunBefore(job *model.Job)
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// OnJobUpdated is called after the running job is updated.
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OnJobUpdated(job *model.Job)
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}
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// BaseCallback implements Callback.OnChanged interface.
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type BaseCallback struct {
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}
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// OnChanged implements Callback interface.
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func (c *BaseCallback) OnChanged(err error) error {
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return err
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}
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// OnJobRunBefore implements Callback.OnJobRunBefore interface.
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func (c *BaseCallback) OnJobRunBefore(job *model.Job) {
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// Nothing to do.
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}
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// OnJobUpdated implements Callback.OnJobUpdated interface.
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func (c *BaseCallback) OnJobUpdated(job *model.Job) {
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// Nothing to do.
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}
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