Re: Generating.proto files from java source file

2009-10-09 Thread grasshopper
I'll try to implement a simple tool to decompile messages, if I succeed, I post the solution here. Thank you On Thu, Oct 8, 2009 at 4:02 PM, Henner Zeller h.zel...@acm.org wrote: Hi, On Thu, Oct 8, 2009 at 11:51, Kenton Varda ken...@google.com wrote: Hmm, that's true. Although I'm not sure

Generating.proto files from java source file

2009-10-08 Thread grasshopper
Hi all, a guy that isn't working in my company anymore has defined some protocol buffer messages that we still use. We need to extend these messages now, but we don't have the .proto file. Is there a straight way to generate the proto files from the java classes? How could I do this? Thanks

Re: Generating.proto files from java source file

2009-10-08 Thread Kenton Varda
Yikes. That's kind of like someone left you with just .class files without the .java files. If you look at the code, though, you will notice that there are comments in it defining each field, like: // optional int32 i = 1; These should be the exact field definitions as they might appear in the

Re: Generating.proto files from java source file

2009-10-08 Thread Henner Zeller
On Thu, Oct 8, 2009 at 11:32, Kenton Varda ken...@google.com wrote: Yikes.  That's kind of like someone left you with just .class files without the .java files. If you look at the code, though, you will notice that there are comments in it defining each field, like:   // optional int32 i =

Re: Generating.proto files from java source file

2009-10-08 Thread Kenton Varda
Hmm, that's true. Although I'm not sure if there's actual code for writing the .proto file in Java. In C++, descriptors have a DebugString() method which returns a compilable .proto file. On Thu, Oct 8, 2009 at 11:41 AM, Henner Zeller h.zel...@acm.org wrote: On Thu, Oct 8, 2009 at 11:32,