meta_srv/procedure/region_migration/
migration_end.rs

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// Copyright 2023 Greptime Team
//
// Licensed 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.

use std::any::Any;

use common_procedure::Status;
use serde::{Deserialize, Serialize};

use crate::error::Result;
use crate::procedure::region_migration::{Context, State};

#[derive(Debug, Serialize, Deserialize)]
pub struct RegionMigrationEnd;

#[async_trait::async_trait]
#[typetag::serde]
impl State for RegionMigrationEnd {
    async fn next(&mut self, _: &mut Context) -> Result<(Box<dyn State>, Status)> {
        Ok((Box::new(RegionMigrationEnd), Status::done()))
    }

    fn as_any(&self) -> &dyn Any {
        self
    }
}