自定义字符串排序

比眉伴天荒 2022-06-16 04:49 267阅读 0赞

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public class MyString implements Comparable<MyString>{
        String a;
        public MyString(String a){
            this.a=a;
        }
        public String getMyString(){
            return a;
        }
        @Override
        public int compareTo(MyString o) {
            int result=0;
            char[] aa=a.toCharArray();
            char[] oo=o.getMyString().toCharArray();
            int num1=aa.length;
            int num2=oo.length;
            if(num1>num2){
                num1=num2;
                result=1;
            }
            for(int i=0;i<num1;i++){
                double my=(double)aa[i];
                double you=(double)oo[i];
                if('a'<=my&&'z'>=my){
                    my=my-('a'-'A')+0.5;
                }
                if('a'<=you&&'z'>=you){
                    you=you-('a'-'A')+0.5;
                }
                if(my>you){
                    return 1;
                }else if(my<you){
                    return -1;
                }
            }
            return result;
        }
        public static void main(String[] args){
            List<MyString> myStrings=new ArrayList<>();
            MyString s=new MyString("Bc");
            myStrings.add(s);
            s=new MyString("Ad");
            myStrings.add(s);
            s=new MyString("aC");
            myStrings.add(s);
            s=new MyString("Hello");
            myStrings.add(s);
            s=new MyString("X man");
            myStrings.add(s);
            s=new MyString("little");
            myStrings.add(s);
            s=new MyString("During");
            myStrings.add(s);
            s=new MyString("day");
            myStrings.add(s);
            Collections.sort(myStrings);
            for(MyString str:myStrings){
                System.out.print(str.getMyString()+"  ");
            }
        }
    }

Ad  aC  Bc  During  day  Hello  little  X man    
Process finished with exit code 0

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