Exception Handling in java

package exceptions;


public class Employee {

int age;
int empId;
String empName;

int getAge(){
return age;
}
int getEmpId(){
return empId;
}
String getEmpName(){
return empName;
}

void setAge(int age) throws AgeMisMatchException
{
if(age<18)
throw new AgeMisMatchException("Age must be greater than 18");

else
{
this.age=age;
}

}
void setEmpId(int empId){
this.empId=empId;
}
void setEmpName(String empName){
this.empName=empName;
}
}

User Defined Exception

package exceptions;

public class AgeMisMatchException extends Exception{

AgeMisMatchException(){

}

AgeMisMatchException(String message) {

super(message);

}

}

package exceptions;

import java.util.*;

public class EmployeeDemo {

public void addEmployee()

{

try

{

Scanner s=new Scanner(System.in);

Employee emp=new Employee();

System.out.println("Enter employee age ");

int age=s.nextInt();

emp.setAge(age);

System.out.println("Enter employee empid ");

int empId=s.nextInt();

emp.setEmpId(empId);

System.out.println("Enter employee Name ");

String empName=s.next();

emp.setEmpName(empName);

System.out.println("Employee Age "+emp.getAge());

System.out.println("Employee Id "+emp.getEmpId());

System.out.println("Employee Name "+emp.getEmpName());

}catch(AgeMisMatchException e)

{

System.out.println(e.getMessage());

}

}

public static void main(String[] args) throws AgeMisMatchException{

EmployeeDemo e=new EmployeeDemo();

e.addEmployee();

}

}