44 lines
851 B
Go
44 lines
851 B
Go
package codec
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import (
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"fmt"
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"reflect"
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"sync"
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)
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type MsgPack struct {
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Router any
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DataPtr any
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Err error
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}
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var modelMap = make(map[any]reflect.Type)
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var modelMapLock sync.RWMutex
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func RegisterMessage(router any, datePtr any) {
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modelMapLock.Lock()
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defer modelMapLock.Unlock()
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if _, ok := modelMap[router]; ok {
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fmt.Println(fmt.Sprintf("codec: repeat registration. router:%s ", router))
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return
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}
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if t, ok := datePtr.(reflect.Type); ok {
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modelMap[router] = t.Elem()
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} else {
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t := reflect.TypeOf(datePtr)
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if t.Kind() != reflect.Ptr {
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panic(fmt.Errorf("codec: cannot use non-ptr message struct `%s`", t))
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}
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modelMap[router] = t.Elem()
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}
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}
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func GetMessage(router any) any {
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modelMapLock.RLock()
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defer modelMapLock.RUnlock()
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if ptr, ok := modelMap[router]; ok {
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return reflect.New(ptr).Interface()
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}
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return nil
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}
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