| provides a specific path to the Tomcat instance. To use this, your plugin configuration might
     | hypothetically look like:
     |
     | ...
     | <plugin>
     |   <groupId>org.myco.myplugins</groupId>
     |   <artifactId>myplugin</artifactId>
     |
     |   <configuration>
     |     <tomcatLocation>${tomcatPath}</tomcatLocation>
     |   </configuration>
     | </plugin>
     | ...

 * </p>
 *
 * @since 4.0.0
 */
@Experimental
@Immutable
public interface Artifact {
    /**
     * {@return a unique identifier for this artifact}.
     * The identifier is composed of groupId, artifactId, extension, classifier, and version.
     *
     * @see ArtifactCoordinates#getId()
     */
    @Nonnull
    default String key() {
        String c = getClassifier();
        return getGroupId()

        remove(project.dependencies.gradleTestKit())
    }
}

publishing.publications.withType<MavenPublication>().configureEach {
    if (name == "pluginMaven") {
        groupId = project.group.toString()
        artifactId = gradleModule.identity.baseName.get()
    }
    pom {
        licenses {
            license {
                name = "The Apache License, Version 2.0"

        return new PluginParameterExpressionEvaluator(session, mojoExecution);
    }

    protected Artifact createArtifact(String groupId, String artifactId, String version) throws Exception {
        Dependency dependency = new Dependency();
        dependency.setGroupId(groupId);
        dependency.setArtifactId(artifactId);
        dependency.setVersion(version);
        dependency.setType("jar");

file:///${basedir}/repo true true org.apache.maven maven-plugin-api 2.0 . pom.xml src/** src/main/resources META-INF/maven/org.apache.maven.plugins/maven-plugin-plugin/pom.properties #Generated by Maven #Sat Oct 24 00:50:46 CEST 2009 version=0.1 groupId=org.apache.maven.plugins artifactId=maven-plugin-plugin...

file:///${basedir}/repo true true org.apache.maven maven-plugin-api 2.0 . pom.xml src/** src/main/resources META-INF/maven/org.apache.maven.plugins/maven-resources-plugin/pom.properties #Generated by Maven #Sat Oct 24 00:49:57 CEST 2009 version=0.1 groupId=org.apache.maven.plugins artifactId=maven-resources-plugin...

        return request.getBaseDirectory() != null ? new File(request.getBaseDirectory()) : null;
    }

    boolean isMatchingProject(MavenProject project, String selector, File reactorDirectory) {
        // [groupId]:artifactId
        if (selector.contains(":")) {
            String id = ':' + project.getArtifactId();

            if (id.equals(selector)) {
                return true;
            }

            TaskSegment taskSegment,
            Map<MavenProject, ProjectSegment> projectBuildList) {
        // gather artifactIds which are not unique so that the respective thread names can be extended with the groupId
        Set<String> duplicateArtifactIds = projectBuildList.keySet().stream()
                .map(MavenProject::getArtifactId)
                .collect(Collectors.groupingBy(Function.identity(), Collectors.counting()))

        MavenProject p1 = new MavenProject();
        p1.setGroupId("g");
        p1.setArtifactId("p1");
        p1.getBuild().getPlugins().add(new Plugin(org.apache.maven.api.model.Plugin.newBuilder()
                .groupId("g").artifactId("p2")
                .
                .build()))
        MavenProject p2 = new MavenProject();
        p2.setGroupId("g");
        p2.setArtifactId("p2");

        l2.forEach(l1::putIfAbsent);
        return l1;
    }

    // gather artifactIds which are not unique so that the respective thread names can be extended with the groupId
    public Set<String> duplicateIds() {
        if (duplicateIds == null) {
            synchronized (this) {
                if (duplicateIds == null) {
                    duplicateIds = projects()