String s = policy.substring(UPDATE_POLICY_INTERVAL.length() + 1);
            return Integer.parseInt(s);
        } else {
            return Integer.MAX_VALUE;
        }
    }

        addZeroTokens(valueTokens, 3);
        addZeroTokens(rangeValueTokens, 3);

        for (int i = 0; i < 3; i++) {
            int x = Integer.parseInt(valueTokens.get(i));
            int y = Integer.parseInt(rangeValueTokens.get(i));
            if (x < y) {
                return -1;
            } else if (x > y) {
                return 1;
            }
        }

     *
     * @param target the target location
     * @param source the source location
     * @param indices the list of integers for the indices
     * @return the merged location
     */
    public static InputLocation merge(InputLocation target, InputLocation source, Collection<Integer> indices) {
        if (source == null) {
            return target;
        } else if (target == null) {
            return source;

         * is interested in, i.e. all phases up to and including the specified phase.
         */

        Map<String, Map<Integer, List<MojoExecution>>> mappings = new LinkedHashMap<>();

        for (String phase : lifecycle.getPhases()) {
            Map<Integer, List<MojoExecution>> phaseBindings = new TreeMap<>();

            mappings.put(phase, phaseBindings);

            if (phase.equals(lifecyclePhase)) {

 */
public class DefaultProjectDependencyGraph implements ProjectDependencyGraph {

    private final ProjectSorter sorter;

    private final List<MavenProject> allProjects;

    private final Map<MavenProject, Integer> order;

    private final Map<String, MavenProject> projects;

    /**
     * Creates a new project dependency graph based on the specified projects.
     *

 */
// TODO Kristian wonders if this class really is necessary and if it overlaps other concepts.
public final class ProjectIndex {

    private final Map<String, MavenProject> projects;

    private final Map<String, Integer> indices;

    public ProjectIndex(List<MavenProject> projects) {
        this.projects = new HashMap<>(projects.size() * 2);
        this.indices = new HashMap<>(projects.size() * 2);

        public static final IntItem ZERO = new IntItem();

        private IntItem() {
            this.value = 0;
        }

        IntItem(String str) {
            this.value = Integer.parseInt(str);
        }

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

        @Override
        public boolean isNull() {

    @Inject
    private PlexusContainer container;

    @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(

            while ((pos = decoded.indexOf('%', pos + 1)) >= 0) {
                if (pos + 2 < decoded.length()) {
                    String hexStr = decoded.substring(pos + 1, pos + 3);
                    char ch = (char) Integer.parseInt(hexStr, 16);
                    decoded = decoded.substring(0, pos) + ch + decoded.substring(pos + 3);
                }
            }
        }
        return decoded;
    }

        problem = new DefaultProblem(null, null, null, Integer.MAX_VALUE, -1, null);
        assertEquals(Integer.MAX_VALUE, problem.getLineNumber());

        // this case is not specified, might also return -1
        problem = new DefaultProblem(null, null, null, Integer.MIN_VALUE, -1, null);
        assertEquals(Integer.MIN_VALUE, problem.getLineNumber());
    }

    @Test
    void testGetColumnNumber() {