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46 lines
962 B
Go
46 lines
962 B
Go
// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://github.com/gogf/gf.
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// Package mutex provides switch of concurrent safe feature for sync.Mutex.
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package mutex
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import "sync"
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// Mutex is a sync.Mutex with a switch of concurrent safe feature.
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type Mutex struct {
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sync.Mutex
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safe bool
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}
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// New creates and returns a new *Mutex.
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// The parameter <safe> is used to specify whether using this mutex in concurrent-safety,
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// which is false in default.
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func New(safe ...bool) *Mutex {
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mu := new(Mutex)
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if len(safe) > 0 {
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mu.safe = safe[0]
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} else {
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mu.safe = false
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}
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return mu
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}
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func (mu *Mutex) IsSafe() bool {
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return mu.safe
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}
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func (mu *Mutex) Lock() {
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if mu.safe {
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mu.Mutex.Lock()
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}
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}
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func (mu *Mutex) Unlock() {
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if mu.safe {
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mu.Mutex.Unlock()
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}
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}
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