Bubble Sort Algorithm in java

Bubble Sort Algorithm

package one;

public class One {

public static void main(String[] args) {
// TODO Auto-generated method stub
int[] intArray= {20,35,-15,7,55,1,-27};

for(int lastUnsortedIndex=intArray.length-1;lastUnsortedIndex >0;lastUnsortedIndex--) {
for(int i=0;i<lastUnsortedIndex;i++) {
if(intArray[i]>intArray[i+1]) {
swap(intArray,i,i+1);
}

}
}

for(int i=0;i<intArray.length;i++) {
System.out.print(intArray[i]+"  ");
}

}

public static void swap(int [] array,int i,int j) {
if(i==j) {
return;
}
int temp=array[i];
array[i]=array[j];
array[j]=temp;

}

}