Bubble Sort

public class BubbleSort
{
	public void bubbleSort(int[] data, boolean isDesc)
	{
		for(int i = 0; i < data.length - 2; i++)
		{
			boolean flag = false;
			
			for(int j = 0; j < data.length - 1 -i; j++)
			{
				if((isDesc == false) && (data[j] > data[j+1]))
				{
					swap(data, j, j+1);
					
					flag = true;
				}
				if(((isDesc == true) && (data[j] < data[j+1])))
				{
					swap(data, j, j+1);
					
					flag = true;
				}
			}
			
			if(flag == false)
			{
				return;
			}
		}
	}
	private void swap(int[] data, int m, int n)
	{
		int temp = data[m];
		data[m] = data[n];
		data[n] = temp;
	}
}