But when you say "convert one builder object ... to another builder object" 
do you mean a different type? That ordinarily is not possible.

Yes Different Type. Now we are reading each property from source and 
setting it in destination and building destination Object.

On Monday, 6 July 2020 07:57:58 UTC+5:30, [email protected] wrote:
>
> Copy constructor implies copying object to the same type. You can use 
> toBuilder() 
> <https://developers.google.com/protocol-buffers/docs/reference/java/com/google/protobuf/MessageLite.html#toBuilder-->
>  on 
> the first object to get a builder that enables you to build the second 
> object with the same values.
>
> But when you say "convert one builder object ... to another builder 
> object" do you mean a different type? That ordinarily is not possible.
>
> On Saturday, July 4, 2020 at 5:11:02 AM UTC-7 [email protected] wrote:
>
>>
>> Recently started using gRPC -Protobuf so the question might be asked 
>> earlier as well. Sorry if im repeating it here.
>>
>> I have to convert one protobuf object to another protobuf object in Java.
>>
>> Basically response construction. In normal Java world, we can have copy 
>> constructor or BeanUtils copy properties to copy the nested set of objects 
>> to destination. Similar to that Do i have any way to convert one builder 
>> object of a protobuf to another builder object generated from protobuf file.
>>
>

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