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mirror of https://github.com/v2fly/v2ray-core.git synced 2024-06-10 18:00:43 +00:00
v2fly/common/serial/typed_message.go
2016-12-15 11:51:09 +01:00

43 lines
884 B
Go

package serial
import (
"errors"
"reflect"
"github.com/golang/protobuf/proto"
)
func ToTypedMessage(message proto.Message) *TypedMessage {
if message == nil {
return nil
}
settings, _ := proto.Marshal(message)
return &TypedMessage{
Type: GetMessageType(message),
Value: settings,
}
}
func GetMessageType(message proto.Message) string {
return proto.MessageName(message)
}
func GetInstance(messageType string) (interface{}, error) {
mType := proto.MessageType(messageType).Elem()
if mType == nil {
return nil, errors.New("Unknown type: " + messageType)
}
return reflect.New(mType).Interface(), nil
}
func (v *TypedMessage) GetInstance() (interface{}, error) {
instance, err := GetInstance(v.Type)
if err != nil {
return nil, err
}
if err := proto.Unmarshal(v.Value, instance.(proto.Message)); err != nil {
return nil, err
}
return instance, nil
}