My question is actually attached I've completed number 3 already, Number 4 is actually what iam stuck on. I really need to study this so can someone help me.

3. Provide a generic Java class named SortedPriorityQueue that implements a priority queue using a sorted list implemented with the Java ArrayList class. Make the implementation as efficient as possible. 4. Consider the following sorting algorithm that uses the class vou wrote in the previous problem: void sort (int[] array) SortedPriorityQueue queuenew SortedPriorityQueue) for (int i= 0; i