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28 lines
443 B
Go
28 lines
443 B
Go
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package policystatus
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import "sync"
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type keyToMutex struct {
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mu sync.RWMutex
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keyMu map[string]*sync.RWMutex
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}
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func newKeyToMutex() *keyToMutex {
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return &keyToMutex{
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mu: sync.RWMutex{},
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keyMu: make(map[string]*sync.RWMutex),
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}
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}
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func (k *keyToMutex) Get(key string) *sync.RWMutex {
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k.mu.Lock()
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defer k.mu.Unlock()
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mutex := k.keyMu[key]
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if mutex == nil {
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mutex = &sync.RWMutex{}
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k.keyMu[key] = mutex
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}
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return mutex
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}
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