55 lines
836 B
Go
55 lines
836 B
Go
package locking
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import (
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"fmt"
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"sync"
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)
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var locker Locker
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var lockerMux = sync.Mutex{}
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func TryLock(key string) (bool, error) {
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if locker == nil {
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return false, fmt.Errorf("no locker is registered")
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}
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return locker.TryLock(key), nil
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}
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func Lock(key string) {
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if locker == nil {
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panic("no locker is registered")
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}
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locker.Lock(key)
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}
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func Unlock(key string, remove bool) error {
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if locker == nil {
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return fmt.Errorf("no locker is registered")
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}
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locker.Unlock(key, remove)
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return nil
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}
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func Delete(key string) error {
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if locker == nil {
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return fmt.Errorf("no locker is registered")
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}
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locker.Delete(key)
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return nil
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}
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func RegisterLocker(lock Locker) error {
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lockerMux.Lock()
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defer lockerMux.Unlock()
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if locker != nil {
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return fmt.Errorf("locker already registered")
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}
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locker = lock
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return nil
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}
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