58 lines
1.3 KiB
Go
58 lines
1.3 KiB
Go
// Copyright 2016 The Gogs Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package sync
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import (
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"sync"
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"code.gitea.io/gitea/modules/container"
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)
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// StatusTable is a table maintains true/false values.
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//
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// This table is particularly useful for un/marking and checking values
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// in different goroutines.
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type StatusTable struct {
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lock sync.RWMutex
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pool container.Set[string]
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}
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// NewStatusTable initializes and returns a new StatusTable object.
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func NewStatusTable() *StatusTable {
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return &StatusTable{
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pool: make(container.Set[string]),
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}
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}
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// StartIfNotRunning sets value of given name to true if not already in pool.
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// Returns whether set value was set to true
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func (p *StatusTable) StartIfNotRunning(name string) bool {
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p.lock.Lock()
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added := p.pool.Add(name)
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p.lock.Unlock()
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return added
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}
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// Start sets value of given name to true in the pool.
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func (p *StatusTable) Start(name string) {
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p.lock.Lock()
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p.pool.Add(name)
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p.lock.Unlock()
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}
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// Stop sets value of given name to false in the pool.
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func (p *StatusTable) Stop(name string) {
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p.lock.Lock()
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p.pool.Remove(name)
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p.lock.Unlock()
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}
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// IsRunning checks if value of given name is set to true in the pool.
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func (p *StatusTable) IsRunning(name string) bool {
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p.lock.RLock()
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exists := p.pool.Contains(name)
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p.lock.RUnlock()
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return exists
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}
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