int lastIndexOf(String string, int end, char ch1, char ch2) {
        int i = end;
        for (; i >= begin; i--) {
            final char c = string.charAt(i - 1);
            if (ch1 == c || ch2 == c)  {
                return i-1;
            }
        }
        // Not found
        return -1;
    }
Find last ch1 or ch2
@param ch1
@param ch2
@return
agent-module/plugins-it/oracledb-it/oracledb-11-it/src/test/java/com/navercorp/pinpoint/it/plugin/jdbc/oracle/StringMaker.java