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 vote244 views1 answer
Spring commandlinerunner example
Java
-1 vote199 views2 answers
List of numbers java
Java
1 vote182 views1 answer
Why java don't support multiple inheritance
Java
0 vote208 views1 answer
How to get individual words from a string in java
Java
0 vote215 views1 answer
Android hide status bar and action bar daynamically
Java
0 vote179 views1 answer
Java importieren
Java
0 vote200 views1 answer
Url encode not working spring boot oauth2
Java
9 votes193 views2 answers
Input array through scanner in java
Java
0 vote190 views2 answers
Java awt bild einfügen
Java
2 votes202 views1 answer
Stream to list
Java