11.1 Design and implement a program that creates an exception class called Strin
ID: 3853341 • Letter: 1
Question
11.1 Design and implement a program that creates an exception class
called StringTooLongException, designed to be thrown when
a string is discovered that has too many characters in it. In the
main driver of the program, read strings from the user until the
user enters "DONE". If a string is entered that has too many char-
acters (say 20), throw the exception. Allow the thrown exception
to terminate the program.
PP 11.2 Modify the solution to PP 11.1 such that it catches and handles
the exception if it is thrown. Handle the exception by printing an
appropriate message, and then continue processing more strings
NEED ANSWER TO pp11.2 only please show image of output
Explanation / Answer
import java.util.Scanner;
class StringTooLongException extends Exception
{
public StringTooLongException()
{
super("String too long");
}
}
class happy
{
public static void main(String []args) throws StringTooLongException
{
Scanner in=new Scanner(System.in);
String s;
System.out.println("enter a string (DONE to exit):");
s=in.nextLine();
while(!s.equals("DONE"))
{
if(s.length()>20) throw new StringTooLongException();
{
System.out.println("enter a string (DONE to exit):");
s=in.nextLine();
}
}
}
}
output is:
enter a string (DONE to exit):
MUMBAI
enter a string (DONE to exit):
chennai
enter a string (DONE to exit):
kolkata
enter a string (DONE to exit):
delhi
enter a string (DONE to exit):
lilly had a nice day to
Exception in thread "main" StringTooLongException: String too long
at happy.main(happy.java:39)
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