public static String replace()

in src/main/java/org/apache/commons/validator/util/ValidatorUtils.java [52:82]

• 23 lines of code
• 7 McCabe index (conditional complexity)

    public static String replace(String value, final String key, final String replaceValue) {

        if (value == null || key == null || replaceValue == null) {
            return value;
        }

        final int pos = value.indexOf(key);

        if (pos < 0) {
            return value;
        }

        final int length = value.length();
        final int start = pos;
        final int end = pos + key.length();

        if (length == key.length()) {
            value = replaceValue;

        } else if (end == length) {
            value = value.substring(0, start) + replaceValue;

        } else {
            value =
                    value.substring(0, start)
                    + replaceValue
                    + replace(value.substring(end), key, replaceValue);
        }

        return value;
    }