Bubble Sort

package sorting;

public class BubbleSort {
 public static void main(String[] args) {
  new BubbleSort();
 }
 
 public BubbleSort() {
  int[] arr=new int[]{1,4,3,2,5};
  
  System.out.println("Before Sorting...");
  printArray(arr);
  sort(arr);
  System.out.println();
  System.out.println("After Sorting...");
  printArray(arr);
 }
 
 private void sort(int[] arr) {
  for (int i = 0; i < arr.length-1; i++) {
   for (int j = 0; j < (arr.length-i)-1; j++) {
    if(arr[j]>arr[j+1]){
     int t = arr[j];
     arr[j]=arr[j+1];
     arr[j+1]=t;
    }
   } 
  }
 }
 
 private void printArray(int arr[]){
  for (int i = 0; i < arr.length; i++) {
   System.out.print(arr[i] + " ");
  }
 }
}