waitgroup

Documentation

Overview

Copyright (c) 2020 tickstep.

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.

Index

• type WaitGroup
  • func NewWaitGroup(parallel int) (w *WaitGroup)
  • func (w *WaitGroup) AddDelta()
  • func (w *WaitGroup) Done()
  • func (w *WaitGroup) Parallel() int
  • func (w *WaitGroup) Wait()

Types

type WaitGroup

type WaitGroup struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

WaitGroup 在 sync.WaitGroup 的基础上, 新增线程控制功能

func NewWaitGroup

func NewWaitGroup(parallel int) (w *WaitGroup)

NewWaitGroup returns a pointer to a new `WaitGroup` object. parallel 为最大并发数, 0 代表无限制

func (*WaitGroup) AddDelta

func (w *WaitGroup) AddDelta()

AddDelta sync.WaitGroup.Add(1)

func (*WaitGroup) Done

func (w *WaitGroup) Done()

Done sync.WaitGroup.Done()

func (*WaitGroup) Parallel

func (w *WaitGroup) Parallel() int

Parallel 返回当前正在进行的任务数量

func (*WaitGroup) Wait

func (w *WaitGroup) Wait()

Wait 参照 sync.WaitGroup 的 Wait 方法