verifyToken(() -> asHtml(path_AdminPlugin_AdminPluginJsp));
        final Artifact artifact = new Artifact(form.name, form.version, null);
        deleteArtifact(artifact);
        saveInfo(messages -> messages.addSuccessDeletePlugin(GLOBAL, artifact.getFileName()));
        return redirect(getClass());
    }

    /**
     * Installs a plugin from either an uploaded JAR file or from the available artifacts.
     *