The manifest.mf in SVN contain a "Created-By: Apache Maven" but I never got
maven include such "Extension-List" in my manifest. The one generated by the
maven build don't include them. It seems the "
maven.jar.manifest.extensions.add" option creates those entries in manifest.
Maybe this property was set on the debian box used to build attributes 2.2 ?

From maven jar plugin doc :
"
maven.jar.manifest.extensions.add      : Tells Maven to add extension
information to the jar manifest. This can cause some applications to break,
so it has been disabled by default. An Implementation-Vendor-Id attribute
will be added for each dependency that has a <vendorId> element set in its
<properties> section. Set to true to enable extension information.
"
Seems using such extension is not recommended...


I've used maven (not ant) to build on Windows. I can't test on a Mac.

I've checked for 1.4 methods by importing api/compiler/unittest into eclipse
and setting JRE to 1.3 : There is no compile requirement for Java 1.4
Maybe those compiler options have been set to allow compilation under Java5
JDK.

The ant build.xml contains source="1.4" target="1.4" for the Javac task.
I've trie building with source="1.3" target="1.3" and it passed

Nico.

2007/1/4, Henri Yandell <[EMAIL PROTECTED]>:

On 1/4/07, nicolas de loof <[EMAIL PROTECTED]> wrote:
> According to SVN log, the manifest has been added by "bayard". The maven
> generated manifest is not used (why ?)

These are for the Ant build - they're the ones that Maven generated
for me. Seem to recall that attributes didn't like building on the
Mac, so this was done on a Debian Linux box with Sun 1.4.2 and Maven
1.0.2.

Unless manifest.mf is a name convention; they're not used for the Maven
build.

> I also notice maven.compiler.target has been set to 1.4 during 2.2 (rev
> 410143 by leosutic) that will break backward compatibility : I'm using
> commons-attributes on other projects on JRE 1.3.
>
> I've tested some changes from commons-attributes trunk :
>
> change maven.compiler.source and maven.compiler.target to 1.3 in
> project.properties

Does it compile under 1.3 for you (using Ant I presume)? I'm wondering
why the move to 1.4 was done, maybe there's a call to a 1.4 only
method in there somewhere.

> remove manifest.mf from "api" sub-project

Should be unnecessary.

> remove dependencies in api/project.xml (as they are only required by
> compiler)

+1.

> With those changes, my webapp launch fine and run as expected.
>
> From what I've read, Extension-List is used to allow downloading of libs
at
> runtime when not available in classpath. As ant and qdox manifest don't
> declare themself as extensions, the extension resolution fails.
>
> I'd suggest a new release as compatibility with 1.3 is blocking for me
to
> upgrade.

Sounds good - once we grok why it was moved to 1.4.

Hen

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