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async_pool.go
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async_pool.go
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// Copyright 2020 PingCAP, Inc.
//
// 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,
// See the License for the specific language governing permissions and
// limitations under the License.
package workerpool
import "context"
// AsyncPool provides a simple Goroutine pool, where the order in which jobs are run is non-deterministic.
type AsyncPool interface {
// Go mimics the semantics of the "go" keyword, with the only difference being the `ctx` parameter,
// which is used to cancel **the submission of task**.
// **All** tasks successfully submitted will be run eventually, as long as Run are called infinitely many times.
// Go might block when the AsyncPool is not running.
Go(ctx context.Context, f func()) error
// Run runs the AsyncPool.
Run(ctx context.Context) error
}