Swap.java

package masiv;

public class Swap {

	public static void main(String[] args) {
		
		int [] data={1,10,5,7,6};
		int [] data1={0};
		int [] data2={};
		int [] data3={0,0,15,25,16};
		int [] data4={-3,25,2};
		
		swap(data );
		swap(data1);
		swap(data2);
		swap(data3);
		swap(data4);
		
		printArray(data );
		printArray(data1);
		printArray(data2);
		printArray(data3);
		printArray(data4);

	}
	static void swap(int[]data)
	{
		if(data==null || data.length<=1)
			return;
		int temp;
		
		for(int i=0;i<data.length-1;i++)
		{
			temp=data[i];
			data[i]=data[i+1];
			data[i+1]=temp;
		}
	}
	
	static void printArray(int[]data)
	{
		if(data==null)
			return;
		int i=0;
		System.out.print("[");
		
		while(i!=data.length)
		{
			System.out.print(data[i]);
			i++;
			if(i<data.length)
			   System.out.print(",");
		}
		
		System.out.println("]");
	}

}