面试题16：反转链表(java)

package _16_reverseLink;
/**
 * 反转链表
 * @author yanjie
 *
 */
public class ReverseLink {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		ReverseLink rl = new ReverseLink();
		int [] data = {2};
		Node p = rl.init(data);
		Node rp = rl.reverse(p);
		rl.print(rp);
	}
	/*
	 * 初始化
	 */
	public Node init(int [] data){
		if(data == null || data.length