*/
    private final long time;

    /**
     * Creates a new build summary for the specified project.
     *
     * @param project The project being summarized, must not be {@code null}.
     * @param time The build time of the project in milliseconds.
     */
    protected BuildSummary(MavenProject project, long time) {

        // for performance, check digits instead of relying later on catching NumberFormatException
        if (!isDigits(s)) {
            return null;
        }

        try {
            long longValue = Long.parseLong(s);
            if (longValue > Integer.MAX_VALUE) {
                return null;
            }
            return (int) longValue;
        } catch (NumberFormatException e) {

import org.apache.maven.api.annotations.Experimental;

/**
 * @since 4.0.0
 */
@Experimental
public class ArtifactInstallerException extends MavenException {

    /**
     *
     */
    private static final long serialVersionUID = 3652561971360586373L;

    /**
     * @param message the message of the error
     * @param e {@link Exception}
     */
    public ArtifactInstallerException(String message, Exception e) {

     * @param time The build time of the project in milliseconds.
     * @param cause The cause of the build failure, may be {@code null}.
     */
    public BuildFailure(MavenProject project, long time, Throwable cause) {
        super(project, time);
        this.cause = cause;
    }

    /**
     * Gets the cause of the build failure.
     *

            } catch (Exception e) {
                session.getResult().addException(e);
                break;
            }
        }

        executor.shutdown();
        executor.awaitTermination(Long.MAX_VALUE, TimeUnit.MILLISECONDS);
    }

    private void multiThreadedProjectTaskSegmentBuild(
            ConcurrencyDependencyGraph analyzer,
            ReactorContext reactorContext,

        private List<Artifact> artifacts;
        private Map<String, Artifact> managedVersions;
        private List<ArtifactRepository> remoteRepositories;

        private long length;
        private long timestamp;

        CacheRecord(
                Artifact pomArtifact,
                Artifact relocatedArtifact,
                Set<Artifact> artifacts,

            final MavenSession currentSession,
            final MavenProject mavenProject,
            Throwable t,
            final long buildStartTime) {
        // record the error and mark the project as failed
        long buildEndTime = System.currentTimeMillis();
        buildContext.getResult().addException(t);

            // Not using File#lastModified() to avoid a Linux JDK8 milliseconds precision bug: JDK-8177809.
            long artifactLastModified =
                    Files.getLastModifiedTime(packagedArtifactFile.toPath()).toMillis();

            if (session.getProjectBuildingRequest().getBuildStartTime() != null) {
                long buildStartTime =
                        session.getProjectBuildingRequest().getBuildStartTime().getTime();

     * Represents a numeric item in the version item list that can be represented with a long.
     */
    private static class LongItem implements Item {
        private final long value;

        LongItem(String str) {
            this.value = Long.parseLong(str);
        }

        @Override
        public int getType() {
            return LONG_ITEM;
        }

        @Override
        public boolean isNull() {

    }

    public void transferProgress(TransferEvent transferEvent, byte[] buffer, int length) {
        Long transferred;
        synchronized (transfers) {
            transferred = transfers.get(transferEvent.getResource());
            if (transferred == null) {
                transferred = (long) length;
            } else {
                transferred = transferred + length;
            }