<plugins>
  <plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-resources-plugin</artifactId>
    <executions>
      <execution>
        <goals>
          <goal>process</goal>
        </goals>
      </execution>
    </executions>
  </plugin>
  .
  .
  .
</plugins>

    @Inject
    private LegacySupport legacySupport;

    private final Executor executor;

    public DefaultArtifactResolver() {
        int threads = Integer.getInteger("maven.artifact.threads", 5);
        if (threads <= 1) {
            executor = Runnable::run;
        } else {
            executor = new ThreadPoolExecutor(

        for (ProjectSegment segment : projectBuilds) {
            segment.getSession().setParallel(parallel);
        }
        ExecutorService executor = Executors.newFixedThreadPool(nThreads, new BuildThreadFactory());
        CompletionService<ProjectSegment> service = new ExecutorCompletionService<>(executor);

        for (TaskSegment taskSegment : taskSegments) {

import org.apache.maven.api.xml.XmlService;
import org.apache.maven.execution.BuildFailure;
import org.apache.maven.execution.BuildSuccess;
import org.apache.maven.execution.ExecutionEvent;
import org.apache.maven.execution.MavenExecutionRequest;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.execution.ProjectDependencyGraph;
import org.apache.maven.execution.ProjectExecutionEvent;

        int numThreads = 10;
        int numIterations = 100;
        ExecutorService executor = Executors.newFixedThreadPool(numThreads);
        CountDownLatch latch = new CountDownLatch(numThreads);
        AtomicReference<Exception> exception = new AtomicReference<>();

        for (int i = 0; i < numThreads; i++) {
            executor.submit(() -> {
                try {
                    for (int j = 0; j < numIterations; j++) {

                new LifecyclePluginResolver(new PluginVersionResolverStub()));
    }

    @Override
    protected String getProjectsDirectory() {
        return "src/test/projects/lifecycle-executor";
    }

import org.apache.maven.api.xml.XmlNode;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.execution.MojoExecutionEvent;
import org.apache.maven.execution.MojoExecutionListener;
import org.apache.maven.execution.ProjectDependencyGraph;
import org.apache.maven.execution.ProjectExecutionEvent;
import org.apache.maven.execution.ProjectExecutionListener;

        this.eventCatapult = eventCatapult;
        this.defaultLifeCycles = defaultLifeCycles;
        this.executor = executor;
        this.lifecyclePluginResolver = lifecyclePluginResolver;
        this.mojoDescriptorCreator = mojoDescriptorCreator;
    }

    @Override
    public void execute(MavenSession session) {
        eventCatapult.fire(ExecutionEvent.Type.SessionStarted, session, null);

        try {

import org.gradle.api.tasks.CacheableTask


/**
 * A test that provides an IDE as environment for checking IDE and Gradle behavior during synchronization process.
 * These tests are running using `forking` executor, since current Gradle distribution has to be used as a Gradle version for IDE.
 */
@CacheableTask
abstract class SmokeIdeTest : DistributionTest() {
    override val prefix: String = "smokeIde"

    @Inject
    private ExceptionHandler exceptionHandler;

    protected String getProjectsDirectory() {
        return "src/test/projects/lifecycle-executor";
    }

    @Test
    void testCreation() throws Exception {
        assertNotNull(defaultLifeCycles);
        assertNotNull(mojoExecutor);
        assertNotNull(lifeCycleBuilder);