public static String removeSpecialChars()

in deltaspike/core/api/src/main/java/org/apache/deltaspike/core/util/StringUtils.java [49:76]

• 24 lines of code
• 11 McCabe index (conditional complexity)

    public static String removeSpecialChars(String val)
    {
        if (val == null)
        {
            return null;
        }

        int len = val.length();
        char[] newBuf = new char[len];
        val.getChars(0, len, newBuf, 0);
        for (int i = 0; i < len; i++)
        {
            char c = newBuf[i];
            if (c >= 'a' && c <= 'z' ||
                c >= 'A' && c <= 'Z' ||
                c >= '0' && c <= '9' ||
                c == '-' ||
                c == '_')
            {
                continue;
            }

            // every other char gets replaced with '_'
            newBuf[i] = '_';
        }

        return new String(newBuf);
    }