Method atoi

src/main/java/de/bwaldvogel/liblinear/Linear.java:307–314

@param s the string to parse for the integer value @throws IllegalArgumentException if s is empty @throws NumberFormatException see Integer#parseInt(String)

(String s)

     * @throws NumberFormatException see {@link Integer#parseInt(String)}
     */
    static int atoi(String s) throws NumberFormatException {
        if (s == null || s.length() < 1)
            throw new IllegalArgumentException("Can't convert empty string to integer");
        // Integer.parseInt doesn't accept '+' prefixed strings
        if (s.charAt(0) == '+')
            s = s.substring(1);
        return Integer.parseInt(s);
    }

    /**
     * Loads the model from inputReader.