Emeka Mosanya (JIRA <jira <at> codehaus.org> writes:
>
>
> [
> https://jira.codehaus.org/browse/MBUILDHELPER-34?
page=com.atlassian.jira.plugin.system.issuetabpanels:comment-
tabpanel&focusedCommentId=285340#comment-285340
> ]
>
> Emeka Mosanya commented on MBUILDHELPER-34:
> -------------------------------------------
>
> I have attached a diff file containing the changes and the corresponding
tests, see MBUILDHELPER-34-emeka-fix.diff
>
> We have the same problem as we need to remmove the -SNAPSHOT from the
project.version to use it as rpm version.
>
> The patch is quite simple as we just need to make replacement optional and
replace null value by an empty
> string when required.
>
> This only solve case a) of the original post.
>
> For case b), we need to use elements instead of space characters as
required by XML. I have added a test
> that proves the point.
>
> Kind regards.
>
> > Enable regex-property goal replacement value to be empty string or space
character
> > ----------------------------------------------------------------------------
------
> >
> > Key: MBUILDHELPER-34
> > URL: https://jira.codehaus.org/browse/MBUILDHELPER-34
> > Project: Maven 2.x Build Helper Plugin
> > Issue Type: Improvement
> > Affects Versions: 1.7
> > Reporter: dev danke
> > Priority: Minor
> > Attachments: MBUILDHELPER-34-emeka-fix.diff
> >
> >
> > Please allow a wider range of replacement values, such as:
> > a) an empty string
> > b) one or more space characters.
> > Case (a) is when you just want to remove something from property.
> > Case (b) is for adding white space.
> > Currently, when either of these values are used, the plugin gives an error:
> > [ERROR] Failed to execute goal org.codehaus.mojo:build-helper-maven-
plugin:1.7:regex-property
> (regex-property) on project android-app: The parameters 'replacement' for goal
> org.codehaus.mojo:build-helper-maven-plugin:1.7:regex-property are missing or
invalid -> [Help 1]
> > The plugin documentation does not define what replacement values are invalid
> > Thanks for the helpful plugin!
>
> --
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>
There is a hack to replace with EMPTY string. Define a token in the properties
file and read it in pom.xml
E.g.
space=
Use that token in replacement tag.
E.g.
<replacement>${space}</replacement>
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