final int year2 = Integer.valueOf(year.substring(5, 9));
final int year2 = Integer.valueOf(year.substring(5, 9)).intValue() + 1;
    public String getNextExecutionYearYear() {        final int year1 = Integer.valueOf(year.substring(0, 4)).intValue() + 1;        final int year2 = Integer.valueOf(year.substring(5, 9));        final StringBuilder stringBuilder = new StringBuilder();        return stringBuilder.append(year1).append('/').append(year2).toString();    }