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.svn/pristine/a4/a40353e9eb2eb2a49098098c20b47fdff7bec7d0.svn-base

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+package cache
+
+import (
+	"sync"
+)
+
+// Cache 结构体代表缓存
+type Cache struct {
+	data map[string]any
+	rwmu sync.RWMutex
+}
+
+// NewCache 创建并返回一个新的缓存实例
+func NewCache() *Cache {
+	return &Cache{
+		data: make(map[string]any),
+	}
+}
+
+// Set 方法用于向缓存中设置键值对，写操作会加写锁保证并发安全
+func (c *Cache) set(key string, value any) {
+	c.rwmu.Lock()
+	defer c.rwmu.Unlock()
+	c.data[key] = value
+}
+
+// Get 方法用于从缓存中根据键获取对应的值，读操作会加读锁允许并发读
+func (c *Cache) get(key string) any {
+	c.rwmu.RLock()
+	defer c.rwmu.RUnlock()
+	value := c.data[key]
+	return value
+}
+
+// Delete 方法用于从缓存中删除指定的键值对，写操作会加写锁保证并发安全
+func (c *Cache) Delete(key string) {
+	c.rwmu.Lock()
+	defer c.rwmu.Unlock()
+	delete(c.data, key)
+}
+
+// GetData 方法用于从缓存中根据键获取对应的值，读操作会加读锁允许并发读
+func GetData[V any](c *Cache, key string) (value V, ok bool) {
+	v := c.get(key)
+	value, ok = v.(V)
+	return
+}
+
+// SetData 方法用于向缓存中设置键值对，写操作会加写锁保证并发安全
+func SetData(c *Cache, key string, value any) {
+	c.set(key, value)
+}