Guruh talabasi Qurbonov Tohirjonning Dasturlash1 fanidan taqdimoti

* Shuning uchun bu usulda inkapsullangan, bu shunday qilingan

* har qanday tashqi kutubxonalarni kiritmaslik uchun maxsus usul

* shuning uchun bu to'liq o'ziga xos misol.

* @param ning mumkin bo'lgan URL manzili

* @return true, agar s haqiqiy urlni bildirsa, aks holda false

private static boolean isValidURL(@Nonnull final String s)

{

try { new URL(s); return true; }

catch (final MalformedURLException e) { return false; }

}

private static void output(@Nonnull final String format, @Nonnull final Object... args)

{

System.out.println(format(format, args));

}

public static void main(final String[] args)

{

final Scanner sis = new Scanner(System.in);

• output(HELP_MESSAGE);
• while (sis.hasNext()){
• if (sis.hasNextInt()){
• final int next = sis.nextInt();
• output("You entered an Integer = %d", next);
• }
• else if (sis.hasNextLong())
• {
• final long next = sis.nextLong();
• output("You entered a Long = %d", next);
• }
• else if (sis.hasNextDouble())
• {
• final double next = sis.nextDouble();
• output("You entered a Double = %f", next);
• }
• else if (sis.hasNext("\\d+"))
• {
• final BigInteger next = sis.nextBigInteger();
• output("You entered a BigInteger = %s", next);
• }

else if (sis.hasNextBoolean())
{
final boolean next = sis.nextBoolean();
output("You entered a Boolean representation = %s", next);
}
else if (sis.hasNext(DATE_PATTERN))
{
final String next = sis.next(DATE_PATTERN);
output("You entered a Date representation = %s", next);
}