public static String encodeIllegalXMLCharacters()

in vault-core/src/main/java/org/apache/jackrabbit/vault/util/Text.java [223:269]

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

    public static String encodeIllegalXMLCharacters(String text) {
        if (text == null) {
            throw new IllegalArgumentException("null argument");
        }
        StringBuffer buf = null;
        int length = text.length();
        int pos = 0;
        for (int i = 0; i < length; i++) {
            int ch = text.charAt(i);
            switch (ch) {
                case '<':
                case '>':
                case '&':
                case '"':
                case '\'':
                    if (buf == null) {
                        buf = new StringBuffer();
                    }
                    if (i > 0) {
                        buf.append(text.substring(pos, i));
                    }
                    pos = i + 1;
                    break;
                default:
                    continue;
            }
            if (ch == '<') {
                buf.append("&lt;");
            } else if (ch == '>') {
                buf.append("&gt;");
            } else if (ch == '&') {
                buf.append("&amp;");
            } else if (ch == '"') {
                buf.append("&quot;");
            } else if (ch == '\'') {
                buf.append("&apos;");
            }
        }
        if (buf == null) {
            return text;
        } else {
            if (pos < length) {
                buf.append(text.substring(pos));
            }
            return buf.toString();
        }
    }