static boolean getConfirmation()

in modules/jdktools/src/main/java/org/apache/harmony/tools/keytool/ArgumentsParser.java [852:883]

29 lines of code
15 McCabe index (conditional complexity)


    static boolean getConfirmation(String promt, boolean acceptAnother)
            throws IOException, KeytoolException {
        int counter = 0;
        while (counter++ < 100) {
            System.out.print(promt);
            charsRead = in.read(readData);
            // if pressed ENTER return the default value
            if (charsRead == newLineLength) {
                return false;
            }
            // confirm, if the user enters 'y' or "yes"
            if ((charsRead == newLineLength + 1 && (readData[0] == 'y' || readData[0] == 'Y'))
                    || (charsRead == newLineLength + 3 && "yes"
                            .equalsIgnoreCase(new String(readData).substring(0,
                                    3)))) {
                return true;
            } else if (acceptAnother) {
                return false;
            } else {
                // if entered 'n' or "no"
                if (readData[0] == 'n'
                        || readData[0] == 'N'
                        && ((charsRead == newLineLength + 1) || (charsRead == newLineLength + 2
                                && readData[0] == 'o' || readData[0] == 'O'))) {
                    return false;
                } else {
                    System.out.println("Wrong answer, please, try again");
                }
            }
        }
        throw new KeytoolException("Too many failures. ");
    }