rmannibucau commented on code in PR #24: URL: https://github.com/apache/maven-source-plugin/pull/24#discussion_r1537165076
########## src/main/java/org/apache/maven/plugins/source/AbstractSourceJarMojo.java: ########## @@ -303,15 +304,24 @@ protected void packageSources(List<MavenProject> theProjects) throws MojoExecuti } if (attach) { + boolean requiresAttach = true; for (Artifact attachedArtifact : project.getAttachedArtifacts()) { - if (isAlreadyAttached(attachedArtifact, project, getClassifier())) { - getLog().error("We have duplicated artifacts attached."); - throw new MojoExecutionException("Presumably you have configured maven-source-plugin " - + "to execute twice in your build. You have to configure a classifier " - + "for at least one of them."); + Artifact previouslyAttached = getPreviouslyAttached(attachedArtifact, project, getClassifier()); + if (previouslyAttached != null) { + if (!outputFile.equals(previouslyAttached.getFile())) { Review Comment: I think we must check the (current and "future") content is the same otherwise we hide a bug with such a logic - ie if between first and second run you add sources then the output artifact is likely wrong. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@maven.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org