44 lines
847 B
Go
44 lines
847 B
Go
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package util
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import "time"
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type VolatileMemory struct {
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objectTimes map[interface{}]time.Time
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textTimes map[string]time.Time
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}
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func NewDetectorCache() *VolatileMemory {
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return &VolatileMemory{
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objectTimes: make(map[interface{}]time.Time),
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textTimes: make(map[string]time.Time),
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}
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}
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func (i *VolatileMemory) IsObjectFresh(obj interface{}, ttl time.Duration) bool {
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now := time.Now()
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outdatedTime := now.Add(-ttl)
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if hitTime, ok := i.objectTimes[obj]; ok {
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if hitTime.Before(outdatedTime) {
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return true
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}
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}
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i.objectTimes[obj] = now
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return false
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}
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func (i *VolatileMemory) IsTextFresh(text string, ttl time.Duration) bool {
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now := time.Now()
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outdatedTime := now.Add(-ttl)
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if hitTime, ok := i.textTimes[text]; ok {
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if hitTime.Before(outdatedTime) {
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return true
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}
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}
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i.textTimes[text] = now
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return false
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}
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