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         }