rename

Go/source/gen/YitIdHelper.go

@@ -0,0 +1,47 @@
+/*
+ * 版权属于：yitter(yitter@126.com)
+ * 代码编辑：guoyahao
+ * 代码修订：yitter
+ * 开源地址：https://gitee.com/yitter/idgenerator
+ */
+package gen
+
+import (
+	"sync"
+	"yitidgen/contract"
+)
+
+var ins *YitIdHelper
+var once sync.Once
+
+type YitIdHelper struct {
+	idGenInstance interface {
+		NewLong() uint64
+	}
+}
+
+func GetIns() *YitIdHelper {
+	once.Do(func() {
+		ins = &YitIdHelper{}
+	})
+	return ins
+}
+
+func (yih *YitIdHelper) GetIdGenInstance() interface{} {
+	return yih.idGenInstance
+}
+
+func (yih *YitIdHelper) SetIdGenerator(options *contract.IdGeneratorOptions) {
+	yih.idGenInstance = NewDefaultIdGenerator(options)
+}
+
+func (yih *YitIdHelper) NextId() uint64 {
+	once.Do(func() {
+		if yih.idGenInstance == nil {
+			options := contract.NewIdGeneratorOptions(1)
+			yih.idGenInstance = NewDefaultIdGenerator(options)
+		}
+	})
+
+	return yih.idGenInstance.NewLong()
+}