public CopyrightMatcher()

in apache-rat-core/src/main/java/org/apache/rat/analysis/matchers/CopyrightMatcher.java [117:152]
35 lines of code
8 McCabe index (conditional complexity)

    public CopyrightMatcher(final String id, final String start, final String end, final String owner) {
        super(id);
        if (StringUtils.isBlank(start) && !StringUtils.isBlank(end)) {
            throw new ConfigurationException("'end' may not be set if 'start' is not set.");
        }
        assertNumber("start", start);
        assertNumber("end", end);
        this.start = start;
        this.end = end;
        this.owner = owner;
        String dateDefn = "";
        if (StringUtils.isNotEmpty(start)) {
            if (StringUtils.isNotEmpty(end)) {
                dateDefn = String.format(DOUBLE_DATE_FMT, this.start, this.end);
            } else {
                dateDefn = this.start;
            }
        }
        if (StringUtils.isEmpty(owner)) {
            // no owner
            if (StringUtils.isEmpty(dateDefn)) {
                dateDefn = ARBITRARY_DATE;
            }
            dateOwnerPattern = Pattern.compile(String.format(ONE_PART, dateDefn));
            ownerDatePattern = null;
        } else {
            if (StringUtils.isEmpty(dateDefn)) {
                dateDefn = String.format(DOUBLE_DATE_FMT, "(((" + ARBITRARY_DATE, ")?" + ARBITRARY_DATE + "))?");
                dateOwnerPattern = Pattern.compile(String.format(TWO_PART, dateDefn, owner));
                ownerDatePattern = Pattern.compile(String.format(ONE_PART, owner));
            } else {
                dateOwnerPattern = Pattern.compile(String.format(TWO_PART, dateDefn, owner));
                ownerDatePattern = Pattern.compile(String.format(TWO_PART, owner, dateDefn));
            }
        }
    }