meta_srv/procedure/region_migration/
migration_end.rs

1// Copyright 2023 Greptime Team
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15use std::any::Any;
16
17use common_procedure::{Context as ProcedureContext, Status};
18use serde::{Deserialize, Serialize};
19
20use crate::error::Result;
21use crate::procedure::region_migration::{Context, State};
22
23#[derive(Debug, Serialize, Deserialize)]
24pub struct RegionMigrationEnd;
25
26#[async_trait::async_trait]
27#[typetag::serde]
28impl State for RegionMigrationEnd {
29    async fn next(
30        &mut self,
31        _: &mut Context,
32        _: &ProcedureContext,
33    ) -> Result<(Box<dyn State>, Status)> {
34        Ok((Box::new(RegionMigrationEnd), Status::done()))
35    }
36
37    fn as_any(&self) -> &dyn Any {
38        self
39    }
40}