| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| package hessian |
| |
| import ( |
| "sync" |
| ) |
| |
| // Task 任务 |
| type Task interface { |
| Execute() |
| } |
| |
| // Pool 线程池 |
| type Pool struct { |
| wg *sync.WaitGroup |
| |
| taskQueue chan Task |
| } |
| |
| func NewPool(max int) *Pool { |
| return &Pool{ |
| wg: &sync.WaitGroup{}, |
| taskQueue: make(chan Task, max), |
| } |
| } |
| |
| func (p Pool) Execute(t Task) { |
| p.wg.Add(1) |
| p.taskQueue <- t |
| go func() { |
| t.Execute() |
| <-p.taskQueue |
| p.wg.Done() |
| }() |
| } |
| |
| func (p Pool) Wait() { |
| p.wg.Wait() |
| } |