*/
    int VALIDATION_LEVEL_MAVEN_3_0 = 30;

    /**
     * Denotes validation as performed by Maven 3.1. This validation level is meant for existing projects.
     */
    int VALIDATION_LEVEL_MAVEN_3_1 = 31;

    /**
     * Denotes validation as performed by Maven 4.0. This validation level is meant for new projects.
     */
    int VALIDATION_LEVEL_MAVEN_4_0 = 40;

    /**

                checkForUpdates = true;
            }
        } else if (updatePolicy.startsWith(UPDATE_POLICY_INTERVAL)) {
            String s = updatePolicy.substring(UPDATE_POLICY_INTERVAL.length() + 1);
            int minutes = Integer.parseInt(s);
            Calendar cal = Calendar.getInstance();
            cal.add(Calendar.MINUTE, -minutes);
            if (cal.getTime().after(lastModified)) {
                checkForUpdates = true;

        repeat(sb, '*', DEFAULT_MAX_SIZE);
        return sb.toString();
    }

    public static List<String> format(String... lines) {
        int size = DEFAULT_MAX_SIZE;
        int remainder = size - 4; // 4 chars = 2 box_char + 2 spaces
        List<String> result = new ArrayList<>();
        StringBuilder sb = new StringBuilder(size);
        // first line
        sb.setLength(0);
        repeat(sb, BOX_CHAR, size);

        return problems;
    }

    @Override
    public void setSource(String source) {
        this.source = source;
    }

    @Override
    public void add(Problem.Severity severity, String message, int line, int column, Exception cause) {
        Problem problem = new DefaultProblem(message, severity, source, line, column, cause);

        problems.add(problem);
    }

    //

    @Nonnull
    @Override
    MessageBuilder append(CharSequence cs);

    @Nonnull
    @Override
    MessageBuilder append(CharSequence cs, int start, int end);

    @Nonnull
    @Override
    MessageBuilder append(char c);

    /**
     * Append content to the message buffer.
     *
     * @param value the content to append

     * @param cause The cause of the problem, may be {@code null}.
     */
    void add(Problem.Severity severity, String message, int line, int column, Exception cause);

    /**
     * The next messages will be bound to this source. When calling this method again, previous messages keep
     * their source, but the next messages will use the new source.
     *

BytesURLConnection extends java.net.URLConnection { protected byte[] content; protected int offset; protected int length; public void BytesURLConnection(java.net.URL, byte[]); public void connect(); public java.io.InputStream getInputStream(); } org/codehaus/classworlds/BytesURLStreamHandle.class package org.codehaus.classworlds; public synchronized class BytesURLStreamHandle extends java.net.URLStreamHandler { byte[] content; int offset; int length; public void BytesURLStreamHandle(byte[]); public java.net.URLConnection...

                        }
                        advance();
                        return item;
                    }
                };
            }

            @Override
            public int size() {
                return (int) properties.entrySet().stream()
                        .filter(PropertiesAsMap::matches)
                        .count();
            }
        };
    }

     */
    public static final ArtifactStatus VERIFIED = new ArtifactStatus("verified", 5);

    private final int rank;

    private final String key;

    private static Map<String, ArtifactStatus> map;

    private ArtifactStatus(String key, int rank) {
        this.rank = rank;
        this.key = key;

        if (map == null) {
            map = new HashMap<>();
        }

        Comparable[] c = new Comparable[versions.length];
        for (int i = 0; i < versions.length; i++) {
            c[i] = newComparable(versions[i]);
        }

        for (int i = 1; i < versions.length; i++) {
            Comparable low = c[i - 1];
            for (int j = i; j < versions.length; j++) {
                Comparable high = c[j];