整个包结构重构

2021-05-24 07:27:41 +08:00
parent 77ded19742
commit 9bc930750d
23 changed files with 245 additions and 202 deletions
@@ -0,0 +1,147 @@
+package cache
+
+import (
+	. "../common"
+	"strings"
+	"sync"
+	"time"
+)
+
+type CacheMemory struct {
+	Time int64
+	Map
+	ContextBase
+	mutex *sync.RWMutex
+}
+
+//获取Cache键只能为string类型
+func (this *CacheMemory) get(key string) interface{} {
+	this.Error.SetError(nil)
+	if this.Map == nil {
+		this.Map = Map{}
+	}
+
+	if this.Map[key] == nil {
+		return nil
+	}
+	data := this.Map.Get(key, &this.Error).(cacheData)
+	if this.GetError() != nil {
+		return nil
+	}
+
+	if data.time < time.Now().Unix() {
+		delete(this.Map, key)
+		return nil
+	}
+	return data.data
+}
+
+func (this *CacheMemory) refreshMap() {
+
+	go func() {
+		this.mutex.Lock()
+		defer this.mutex.Unlock()
+		for key, v := range this.Map {
+			data := v.(cacheData)
+			if data.time <= time.Now().Unix() {
+				delete(this.Map, key)
+			}
+		}
+
+	}()
+
+}
+
+//key value ,时间为时间戳
+func (this *CacheMemory) set(key string, value interface{}, time int64) {
+	this.Error.SetError(nil)
+	var data cacheData
+
+	if this.Map == nil {
+		this.Map = Map{}
+	}
+
+	dd := this.Map[key]
+
+	if dd == nil {
+		data = cacheData{}
+	} else {
+		data = dd.(cacheData)
+	}
+
+	data.time = time
+	data.data = value
+
+	this.Map.Put(key, data)
+}
+
+func (this *CacheMemory) delete(key string) {
+	del := strings.Index(key, "*")
+	//如果通配删除
+	if del != -1 {
+		key = Substr(key, 0, del)
+		for k, _ := range this.Map {
+			if strings.Index(k, key) != -1 {
+				delete(this.Map, key)
+			}
+		}
+
+	} else {
+		delete(this.Map, key)
+	}
+
+}
+
+func (this *CacheMemory) Cache(key string, data ...interface{}) *Obj {
+
+	x := RandX(1, 100000)
+	if x > 99950 {
+		this.refreshMap()
+	}
+	if this.mutex == nil {
+		this.mutex = &sync.RWMutex{}
+	}
+
+	reData := &Obj{Data: nil}
+
+	if len(data) == 0 {
+		this.mutex.RLock()
+		reData.Data = this.get(key)
+		this.mutex.RUnlock()
+		return reData
+	}
+	tim := time.Now().Unix()
+
+	if len(data) == 1 && data[0] == nil {
+		this.mutex.Lock()
+		this.delete(key)
+		this.mutex.Unlock()
+		return reData
+	}
+
+	if len(data) == 1 {
+		if this.Time == 0 {
+			//this.Time = Config.GetInt64("cacheShortTime")
+		}
+
+		tim = tim + this.Time
+
+	}
+	if len(data) == 2 {
+		this.Error.SetError(nil)
+		tempt := ObjToInt64(data[1], &this.Error)
+
+		if tempt > tim {
+
+			tim = tempt
+		} else if this.GetError() == nil {
+
+			tim = tim + tempt
+		}
+	}
+	this.mutex.Lock()
+	this.set(key, data[0], tim)
+	this.mutex.Unlock()
+	return reData
+
+}