public VersionRange()

in vault-core/src/main/java/org/apache/jackrabbit/vault/packaging/VersionRange.java [72:119]

• 44 lines of code
• 17 McCabe index (conditional complexity)

    public VersionRange(Version low, boolean lowIncl, Version high, boolean highIncl) {
        if (low == Version.EMPTY) {
            low = null;
        }
        if (high == Version.EMPTY) {
            high = null;
        }
        // check if range is valid
        if (low != null && high != null) {
            int comp = low.compareTo(high);
            if (comp > 0) {
                throw new IllegalArgumentException("lower bound must be less or equal to upper bound.");
            } else if (comp == 0) {
                if (!lowIncl || !highIncl) {
                    throw new IllegalArgumentException("invalid empty range. upper and lower bound must be inclusive.");
                }
            }
        }
        this.low = low;
        this.lowIncl = lowIncl;
        this.high = high;
        this.highIncl = highIncl;
        StringBuilder b = new StringBuilder();
        if (low == null && high == null) {
            // infinite range, empty string
        } else if (high == null) {
            // no high bound,
            if (lowIncl) {
                // special case, just use version
                b.append(low);
            } else {
                b.append('(');
                b.append(low);
                b.append(",)");
            }
        } else if (low == null) {
            b.append("[,");
            b.append(high);
            b.append(highIncl ? ']' : ')');
        } else {
            b.append(lowIncl ? '[' : '(');
            b.append(low);
            b.append(',');
            b.append(high);
            b.append(highIncl ? ']' : ')');
        }
        this.str = b.toString();
    }