// Get local midnight boundary
            Calendar cal = Calendar.getInstance();

            cal.set(Calendar.HOUR_OF_DAY, 0);
            cal.set(Calendar.MINUTE, 0);
            cal.set(Calendar.SECOND, 0);
            cal.set(Calendar.MILLISECOND, 0);

            if (cal.getTime().after(lastModified)) {
                checkForUpdates = true;
            }

         * into a repository. In the first case, the result needs to be a proper local repository that one can use for
         * local artifact resolution. In the second case, the result needs to precisely obey the path information of the
         * repository's layout to allow pointing at artifacts within the repository. Unfortunately,

     * project. In spite of the 'throws' declaration on this API, this method has never thrown an exception since Maven
     * 3.0.x. Historically, it logged and ignored a second addition of the same g/a/v/c/t. Now it replaces the file for
     * the artifact, so that plugins (e.g. shade) can change the pathname of the file for a particular set of
     * coordinates.
     *

        if (threads <= 1) {
            executor = Runnable::run;
        } else {
            executor = new ThreadPoolExecutor(
                    threads, threads, 3, TimeUnit.SECONDS, new LinkedBlockingQueue<>(), new DaemonThreadCreator());
        }
    }

    private RepositorySystemSession getSession(ArtifactRepository localRepository) {

        Set<String> unknownParameters = getUnknownParameters(mojoExecution, parametersNamesGoal);

        if (unknownParameters.isEmpty()) {
            return;
        }

        // second step get parameter names of all plugin goals
        Set<String> parametersNamesAll = mojoDescriptor.getPluginDescriptor().getMojos().stream()
                .flatMap(m -> m.getParameters().stream())

        requests.clear();

        PluginPrefixResult result = processResults(request, trace, results, requests);

        if (result != null) {
            return result;
        }

        // second try, refetch all (possibly outdated) metadata that wasn't updated in the first attempt

        if (!request.getRepositorySession().isOffline() && !requests.isEmpty()) {

        printErrors(result);

        Iterator<Artifact> i = result.getArtifacts().iterator();
        assertEquals(n, i.next(), "n should be first");
        assertEquals(m, i.next(), "m should be second");

        // inverse order
        set = new LinkedHashSet<>();
        set.add(m);
        set.add(n);

        result = artifactResolver.resolveTransitively(

import java.util.Objects;
import java.util.Set;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.versioning.VersionRange;
import org.codehaus.plexus.logging.Logger;

/**
 * Send resolution events to the debug log.
 *
 */
@Deprecated
public class DebugResolutionListener implements ResolutionListener, ResolutionListenerForDepMgmt {
    private Logger logger;

    private String indent = "";

            return value;
        }
    }

    /**
     * Represents a combination in the version item list.
     * It is usually a combination of a string and a number, with the string first and the number second.
     */
    private static class CombinationItem implements Item {

        StringItem stringPart;

        Item digitPart;

        CombinationItem(String value) {
            int index = 0;

 * key. Since this is a default component this will be a plain binding of ModelProcessor to
 * this implementation type, ie. no hint/name.
 *
 * This leads to a second side effect in that any @Inject request for just ModelProcessor in
 * the same injector is immediately matched to this explicit binding, which means extensions