Build priority queue

import java.util.Arrays;

public class PriorityQueue {
  private int[] items = new int[5];
  private int count;

  // O(n)
  public void add(int item) {
    if (isFull())
      throw new IllegalStateException();

    var i = shiftItemsToInsert(item);
    items[i] = item;
    count++;
  }

  public boolean isFull() {
    return count == items.length;
  }

  private int shiftItemsToInsert(int item) {
    int i;
    for (i = count - 1; i >= 0; i--) {
      if (items[i] > item)
        items[i + 1] = items[i];
      else
        break;
    }
    return i + 1;
  }

  // O(1)
  public int remove() {
    if (isEmpty())
      throw new IllegalStateException();

    return items[--count];
  }

  public boolean isEmpty() {
    return count == 0;
  }

  @Override
  public String toString() {
    return Arrays.toString(items);
  }
}

Similar codes

0 vote145 views1 answer
Action listener for button to close window java
Java
0 vote141 views1 answer
How to send a message to player in eclipse
Java
1 vote126 views1 answer
Convert pdf to word in java
Java
0 vote131 views1 answer
How to check instance
Java
0 vote138 views1 answer
! en java
Java
0 vote124 views1 answer
Java swing place objects vertically
Java
103 votes178 views4 answers
How to convert int to string java
Java
2 votes138 views3 answers
Java.lang.NoClassDefFoundError:
Java
22 votes129 views2 answers
Java close application
Java
0 vote124 views1 answer
Test a javafx project
Java