It will not be dropped after serialize and parse, because you only have one field in the old message.
On Mon, Aug 8, 2016 at 3:39 PM, 'Mircea Markus' via Protocol Buffers < [email protected]> wrote: > Hi, > > The oneof documentation > <https://sites.google.com/a/google.com/protocol-buffers/user-docs/miscellaneous-howtos/oneof> > states that if I move an optional field into an oneof, I "may lose some of > your information (some fields will be cleared) after the message is > serialized and parsed" > Can you please confirm weather the value of the message is lost in the > following use case: > I currently have: > > message MyMessage { > optional string name = 1; > } > > I would like to change to this to: > > message MyMessage { > oneof my_choice { > optional string name = 1; > optional MyType myName =2; > } > } > > > Will this ever case the existing values of MyMessage.name to be ever > dropped? > > > Thanks, > Markus > > -- > You received this message because you are subscribed to the Google Groups > "Protocol Buffers" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at https://groups.google.com/group/protobuf. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Protocol Buffers" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/protobuf. For more options, visit https://groups.google.com/d/optout.
