Method sortAttributes

java/org/apache/catalina/util/DOMWriter.java:165–193

Returns a sorted list of attributes. @param attrs The map to sort @return a sorted attribute array

(NamedNodeMap attrs)

     * @return a sorted attribute array
     */
    private Attr[] sortAttributes(NamedNodeMap attrs) {
        if (attrs == null) {
            return new Attr[0];
        }

        int len = attrs.getLength();
        Attr[] array = new Attr[len];
        for (int i = 0; i < len; i++) {
            array[i] = (Attr) attrs.item(i);
        }
        for (int i = 0; i < len - 1; i++) {
            String name = array[i].getLocalName();
            int index = i;
            for (int j = i + 1; j < len; j++) {
                String curName = array[j].getLocalName();
                if (curName.compareTo(name) < 0) {
                    name = curName;
                    index = j;
                }
            }
            if (index != i) {
                Attr temp = array[i];
                array[i] = array[index];
                array[index] = temp;
            }
        }

        return array;
    }
}