面试题7：合并两个排序的链表(java)

package _17_mergeLink;
/**
 * 合并链表
 * @author yanjie
 *
 */
public class MergeLink {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		MergeLink rl = new MergeLink();
		int [] data1 = {2,4,6,8};
		int [] data2 = {1,2,3,7,9,11};
		Node p1 = rl.init(data1);
		Node p2 = rl.init(data2);
		
		rl.print(p1);
		rl.print(p2);
		
		Node result = rl.merge(p1, p2);
		rl.print(result);
	}
	
	public Node init(int [] data){
		if(data == null || data.length