Complete the following code snippet, assuming that method findEmployeeByID takes an employee id as input and returns a result of type Optional<Employee> and method displayEmployee takes an Employee object as input and displays the employee's information.
Optional<Employee> empSearch = findEmployeeByID("123456789") ;
if (empSearch.isPresent() )
{
_____________________________
}
else
{
System.out.println("Employee does not exist") ;
}

Question

Quizplus · Accepted Answer

Since empSearch is of type Optional<Employee>, we need to use the get() method to retrieve the Employee object inside the Optional. Then we can pass that Employee object as argument to the displayEmployee method. However, we need to make sure that empSearch.isPresent() is true before calling get(), to prevent a NoSuchElementException. Therefore, option B is the correct choice.

Complete the Following Code Snippet, Assuming That Method FindEmployeeByID Takes