Working with Queue
Queues collect and returns objects in the order they were added. Queues also have a capacity. Here you create a waiting list Queue (specifically from an ArrayBlockingQueue) and add names to it. You see what happens when trying to add more names than the capacity allows.
Este ejercicio forma parte del curso
Data Types and Exceptions in Java
Instrucciones del ejercicio
- Import
ArrayBlockingQueuefor use in the application. - Construct a new
ArrayBlockingQueueofStrings with a capacity of 3 and set thewaitListvariable to it. - Add a new name,
"Tarah", towaitList. - Remove the first name on the
waitList.
Ejercicio interactivo práctico
Prueba este ejercicio y completa el código de muestra.
// Import ArrayBlockingQueue
____ ____.____.____.____;
public class GetInLine {
public static void main(String[] args) {
// Create an ArrayBlockingQueue of up to 3 names using parameterized constructor
____<____> waitList = new ____<____>(____);
waitList.offer("Sally");
waitList.offer("Benny");
// Add the name "Tarah"
waitList.____(____);
System.out.println(waitList);
waitList.offer("Letty");
System.out.println(waitList);
// Remove the first name
String first = waitList.____();
System.out.println(first);
waitList.offer("Letty");
System.out.println(waitList);
}
}