package ltb6w;
import java.util.Scanner;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.List;
import java.util.Collections;
class GradeStatistic {
Scanner sc=new Scanner(System.in);
private String entername=null ;
private int inputscore = 0;
private List<Mark> al=new ArrayList<Mark>();
private Comparator<Mark> ScoresRanking;
private Comparator<Mark> SortByName;
public GradeStatistic() {
}
class Mark {
private int score;
private String name;
public Mark(String n,int i) {
score=i;
name=n;
}
public int getScore() {
return score;
}
public String getName() {
return name;
}
}
public void enter() throws Exception {
while(true) {
entername= sc.next();
if(entername.equals("over")) {
break;
}
inputscore=sc.nextInt();
al.add(new Mark(entername,inputscore));
System.out.print("姓名:"+this.entername+",分数:"+inputscore+"\n");
}
}
public void getScoresRanking() {
this.ScoresRanking=new ScoresRanking(); //连接上对象
try {
Collections.sort(al,ScoresRanking );
}catch(Exception e) {
e.getMessage();
}
for(int i=0;i<al.size();i++) {
System.out.println("分数排序-->"+"姓名："+al.get(i).getName()+"分数："+al.get(i).getScore());
}
}
public void getSortByName() {
this.SortByName=new SortByName();//连接上对象
try {
Collections.sort(al,SortByName );
}catch(Exception e) {
e.getMessage();
}
for(int j=0;j<al.size();j++) {
System.out.println("姓名排序"+"姓名："+al.get(j).getName()+"分数："+al.get(j).getScore());
}
}
public class ScoresRanking implements Comparator<Mark>{
//分数排序
public int compare(Mark arg0, Mark arg1) {
return (arg0.getScore()<arg1.getScore()?-1:(arg0.getScore()==arg1.getScore()?0:1));
}
}
public class SortByName implements Comparator<Mark> {
//姓名排序
public int compare(Mark m1,Mark m2) {
return (m1.getName().compareTo(m2.getName()));
}
}
public static void main(String[] args) {
GradeStatistic gs= new GradeStatistic();
System.out.print("输入姓名和分数："+"\n");
try {
gs.enter();
} catch (Exception e) {
e.printStackTrace();
}
gs.getScoresRanking();//分数排序
gs.getSortByName();//姓名排序
}
}
