package queue;

import array.Array;

public class ArrayQueue<E> implements Queue<E> {

private Array<E> array;

public ArrayQueue(int capacity) {

array = new Array<>(capacity);

}

public ArrayQueue() {

array = new Array<>();

}

public int getCapacity() {

return array.getCapacity();

}

@Override

public void enqueue(E e) {

array.addLast(e);

}

@Override

public E dequeue() {

return array.removeFirst();

}

@Override

public E getFront() {

return array.getFirst();

}

@Override

public int getSize() {

return array.getSize();

}

@Override

public boolean isEmpty() {

return array.isEmpty();

}

@Override

public String toString() {

StringBuilder sb = new StringBuilder();

sb.append("Queue ");

sb.append("Front [");

for (int i = 0; i < array.getSize(); i++) {

sb.append(array.get(i));

if (i != array.getSize() - 1) {

sb.append(", ");

}

}

sb.append("]tail");

return sb.toString();

}

}