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