guregu/null测试失败版

server/util/cache.go

@@ -0,0 +1,67 @@
+package util
+
+import (
+	"errors"
+	"strconv"
+)
+
+// var CacheUtil = toolsUtil{}
+
+type CacheUtil struct {
+	Name string
+}
+
+// 设置缓存
+func (c CacheUtil) SetCache(key interface{}, obj interface{}) bool {
+	str, e := ToolsUtil.ObjToJson(obj)
+	if e != nil {
+		return false
+	}
+	var cacheKey string
+	switch k := key.(type) {
+	case int:
+		cacheKey = strconv.Itoa(k)
+	case string:
+		cacheKey = k
+	default:
+		return false
+	}
+	return RedisUtil.HSet(c.Name, cacheKey, str, 3600)
+}
+
+// 获取缓存
+func (c CacheUtil) GetCache(key interface{}, obj interface{}) error {
+	var cacheKey string
+	switch k := key.(type) {
+	case int:
+		cacheKey = strconv.Itoa(k)
+	case string:
+		cacheKey = k
+	default:
+		return errors.New("缓存key无效")
+	}
+	str := RedisUtil.HGet(c.Name, cacheKey)
+	if str == "" {
+		return errors.New("获取缓存失败")
+	}
+	err := ToolsUtil.JsonToObj(str, &obj)
+
+	if err != nil {
+		return errors.New("解析缓存失败")
+	}
+	return nil
+}
+
+// 删除缓存
+func (c CacheUtil) RemoveCache(key interface{}) bool {
+	var cacheKey string
+	switch k := key.(type) {
+	case int:
+		cacheKey = strconv.Itoa(k)
+	case string:
+		cacheKey = k
+	default:
+		return false
+	}
+	return RedisUtil.HDel(c.Name, cacheKey)
+}