update JetBrains License Server

common/sync/sync_map.go

@@ -0,0 +1,49 @@
+package sync
+
+import (
+	"sync"
+)
+
+//安全的Map
+type SynchronizedMap struct {
+	rw   *sync.RWMutex
+	data map[interface{}]interface{}
+}
+
+//存储操作
+func (sm *SynchronizedMap) Put(k, v interface{}) {
+	sm.rw.Lock()
+	defer sm.rw.Unlock()
+	sm.data[k] = v
+}
+
+//获取操作
+func (sm *SynchronizedMap) Get(k interface{}) interface{} {
+	sm.rw.RLock()
+	defer sm.rw.RUnlock()
+	return sm.data[k]
+}
+
+//删除操作
+func (sm *SynchronizedMap) Delete(k interface{}) {
+	sm.rw.Lock()
+	defer sm.rw.Unlock()
+	delete(sm.data, k)
+}
+
+//遍历Map，并且把遍历的值给回调函数，可以让调用者控制做任何事情
+func (sm *SynchronizedMap) Each(cb func(interface{}, interface{})) {
+	sm.rw.RLock()
+	defer sm.rw.RUnlock()
+	for k, v := range sm.data {
+		cb(k, v)
+	}
+}
+
+//生成初始化一个SynchronizedMap
+func NewSynchronizedMap() *SynchronizedMap {
+	return &SynchronizedMap{
+		rw:   new(sync.RWMutex),
+		data: make(map[interface{}]interface{}),
+	}
+}