Device/SERVER/Meter_Service/dataStruct/map.go

package dataStruct

import "sync"

type DMapKv struct {
	RWLock sync.RWMutex
	Map    map[interface{}]interface{}
}

func NewDMapKv() *DMapKv {
	cm := &DMapKv{
		Map: make(map[interface{}]interface{}),
	}
	return cm
}

func (cm *DMapKv) Add(key interface{}, val interface{}) {
	cm.RWLock.Lock()
	cm.Map[key] = val
	cm.RWLock.Unlock()
}

func (cm *DMapKv) Remove(key interface{}) {
	cm.RWLock.Lock()
	delete(cm.Map, key)
	cm.RWLock.Unlock()
}

func (cm *DMapKv) Get(key interface{}) (interface{}, bool) {
	cm.RWLock.RLock()
	res, ok := cm.Map[key]
	cm.RWLock.RUnlock()
	return res, ok
}

func (cm *DMapKv) Len() int {
	return len(cm.Map)
}

func (cm *DMapKv) Clean() {
	cm.RWLock.Lock()
	//cm = NewDmap()
	for key, _ := range cm.Map {
		delete(cm.Map, key)
	}
	cm.RWLock.Unlock()
}