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Posted to issues@maven.apache.org by "Miroslav Zaťko (JIRA)" <ji...@apache.org> on 2019/08/04 20:46:00 UTC

[jira] [Created] (MSHADE-324) maven-shade-plugin broken config by inheritance?

Miroslav Zaťko created MSHADE-324:
-------------------------------------

             Summary: maven-shade-plugin broken config by inheritance?
                 Key: MSHADE-324
                 URL: https://issues.apache.org/jira/browse/MSHADE-324
             Project: Maven Shade Plugin
          Issue Type: Bug
    Affects Versions: 3.2.1
            Reporter: Miroslav Zaťko


it seems like something very bad happens during configuration with inheritance:

in parent pom pluginManagement:
{code:xml}
<configuration>
    <transformers>
        <transformer implementation="org.apache.maven.plugins.shade.resource.AppendingTransformer">
            <resource>META-INF/spring.handlers</resource>
        </transformer>
    </transformers>
</configuration>
{code}
in child pom pluginManagement:
{code:xml}
<configuration>
    <transformers>
        <transformer implementation="org.apache.maven.plugins.shade.resource.ApacheLicenseResourceTransformer" />
    </transformers>
</configuration>
{code}
causes broken configuration. In effective child pom is then configuration mixed like:
{code:xml}
              <configuration>
                <transformers>
                  <transformer implementation="org.apache.maven.plugins.shade.resource.ApacheLicenseResourceTransformer">
                    <resource>META-INF/spring.handlers</resource>
                  </transformer>
                </transformers>
              </configuration>
{code}
and that leads to failing build:
{code:java}
Unable to parse configuration of mojo org.apache.maven.plugins:maven-shade-plugin:3.2.1:shade for parameter resource: Cannot find 'resource' in class org.apache.maven.plugins.shade.resource.ApacheLicenseResourceTransformer
{code}



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