On Jul 14, 2010, at 8:32 PM, Rex Wang wrote:

> 
> 
> 2010/7/15 David Jencks <[email protected]>
> 
> On Jul 13, 2010, at 7:56 PM, Rex Wang wrote:
> 
>> Hi,
>> 
>> I suggest we stop using ${project.version} in 3.0's pom.
>> This maven variable will magicly change when I create a new sub-project 
>> which has it own version.
>> For example,
>> When I create a new server assembly "abc" under the assemblies project, and 
>> the abc's pom has it own version 3.0.0.0:
>>     <parent>
>>         <groupId>org.apache.geronimo.assemblies</groupId>
>>         <artifactId>assemblies</artifactId>
>>         <version>3.0-M1</version>
>>     </parent>
>>     
>>     <groupId>c.i.w.assemblies</groupId>
>>     <artifactId>abc</artifactId>
>>     <version>3.0.0.0</version>
>>     <packaging>server-assembly</packaging>
>> 
>> Then, in its effective pom, maven will replace all the ${project.version} 
>> defined in parent pom with 3.0.0.0
>> 
>> I think we use ${geronimoVersion} instead and specify geronimoVersion 
>> explicitly in root pom.
>> 
>> Thoughts?
> 
> I think this is a really bad idea.  In your example above, you should not 
> have the explicit version <version>3.0.0.0</version>
>  
> 
> Generally, if you want a different version for a particular project, put the 
> project in a different tree without a file system parent pom.  
> It will save a lot of time to create a custom assembly with geronimo's parent 
> pom..and if all the sub-poms can not have its version and must use 
> {project.version}, which is actually the geronimo root pom's version. What's 
> the difference/risk between using a geronimoVersion property and that? 
> Actually, geronimoVersion has already been used in 3.0-m1 & trunk...

Months later.....  I think I understand the circumstances you are talking about.

I agree with you that this is a big problem.  Hardcoding the version will also 
work since the release plugin is good at updating it everywhere necessary.    I 
guess using the property will be slightly more convenient.

thanks
david jencks

> 
> -Rex
>  
> There are a few special cases like the bundles.... even those probably 
> shouldn't have a file system parent pom (not actually sure if they do right 
> now).
> 
> thanks
> david jencks
> 
>> 
>> -- 
>> Lei Wang (Rex)
>> rwonly AT apache.org
> 
> 
> 
> 
> -- 
> Lei Wang (Rex)
> rwonly AT apache.org

Reply via email to