From 7a0d6d955615d312c75a2b0f520a8b7f27eaa423 Mon Sep 17 00:00:00 2001
From: 1 <1@72wo.cn>
Date: Fri, 25 Jul 2025 03:15:45 +0000
Subject: [PATCH] =?UTF-8?q?feat(utils):=20=E6=96=B0=E5=A2=9E=E6=B3=9B?=
 =?UTF-8?q?=E5=9E=8BSyncMap=E5=AE=9E=E7=8E=B0=EF=BC=8C=E6=94=AF=E6=8C=81?=
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---
 common/utils/syncmap.go | 64 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 common/utils/syncmap.go

diff --git a/common/utils/syncmap.go b/common/utils/syncmap.go
new file mode 100644
index 000000000..3c7c7619b
--- /dev/null
+++ b/common/utils/syncmap.go
@@ -0,0 +1,64 @@
+package utils
+
+import (
+        "fmt"
+        "sync"
+)
+
+// 定义一个泛型的 SyncMap，支持任意类型的键和值
+type SyncMap[K comparable, V any] struct {
+        m sync.Map
+}
+
+// 设置键值对
+func (sm *SyncMap[K, V]) Store(key K, value V) {
+        sm.m.Store(key, value)
+}
+
+// 获取键对应的值
+func (sm *SyncMap[K, V]) Load(key K) (V, bool) {
+        val, ok := sm.m.Load(key)
+        if ok {
+                return val.(V), true
+        }
+        var zeroValue V
+        return zeroValue, false
+}
+
+// 删除键值对
+func (sm *SyncMap[K, V]) Delete(key K) {
+        sm.m.Delete(key)
+}
+
+// 遍历所有键值对
+func (sm *SyncMap[K, V]) Range(f func(key K, value V) bool) {
+        sm.m.Range(func(key, value any) bool {
+                return f(key.(K), value.(V))
+        })
+}
+
+func main() {
+        // 使用 SyncMap 存储字符串 -> int 类型的键值对
+        sm1 := &SyncMap[string, int]{}
+        sm1.Store("apple", 5)
+        sm1.Store("banana", 10)
+
+        // 加载并打印值
+        if value, ok := sm1.Load("apple"); ok {
+                fmt.Println("apple:", value)
+        }
+        if value, ok := sm1.Load("banana"); ok {
+                fmt.Println("banana:", value)
+        }
+
+        // 使用 SyncMap 存储 int -> string 类型的键值对
+        sm2 := &SyncMap[int, string]{}
+        sm2.Store(1, "one")
+        sm2.Store(2, "two")
+
+        // 遍历所有键值对
+        sm2.Range(func(key int, value string) bool {
+                fmt.Printf("%d: %s\n", key, value)
+                return true
+        })
+}
\ No newline at end of file