java sort

 1  MyString mySs[]=new MyString[result.length];//创建自定义排序的数组

 2         for (int i = 0; i < result.length; i++) {

 3          mySs[i]=new MyString(result[i]);

 4         }

 5         Arrays.sort(mySs);//排序

 6   

 7         for(int j=0;j<mySs.length;j++){

 8             result[j]=mySs[j].s;

 9         }

10         

11         

12     class MyString implements Comparable<MyString>{

13          public String s;//包装String         

14          public MyString(String s) {

15           this.s = s;

16          }

17 

18          @Override

19          public int compareTo(MyString o) {

20           if(o==null||o.s==null) return 1;

21           if(s.length()>o.s.length()) return 1;

22           else if(s.length()<o.s.length()) return -1;

23           return s.compareTo(o.s);

24          }

25         }