华为OJ-------简单错误记录

import java.util.*;
class MyObject implements Comparable<MyObject>{//自定义的类，并自定义比较规则
String nameNo;  //文件名和错误行号的字符串
int count;      //错误统计次数

@Override
public int compareTo(MyObject o) {
return o.count-this.count;
}

public MyObject(String nameNo, int count) {
super();
this.nameNo = nameNo;
this.count = count;
}

public String getNameNo() {
return nameNo;
}

public void setNameNo(String nameNo) {
this.nameNo = nameNo;
}

public int getCount() {
return count;
}

public void setCount(int count) {
this.count = count;
}
}
public class Main {

public static void main(String[] args) {

Scanner sc=new Scanner(System.in);
ArrayList<MyObject> ob=new ArrayList<MyObject>();
while(sc.hasNextLine()){
String line=sc.nextLine();
String nameNo=line.trim().substring(line.trim().lastIndexOf("\\")+1);//文件名和行号
boolean flag=false;
for (int j = 0; j <ob.size(); j++) {
if(ob.get(j).getNameNo().equals(nameNo)){//存在
MyObject temp=ob.get(j);
temp.setCount(temp.getCount()+1);
ob.set(j, temp);
flag=true;
break;
}

}//end of for
if(flag==false){//不存在
MyObject o=new MyObject(nameNo, 1);
ob.add(o);
}
}//数据处理完毕
//sc.close();

Collections.sort(ob);//稳定排序
int coun=0;
while(coun<8&&coun<ob.size()){
String[] temp=ob.get(coun).getNameNo().split(" ");
String filename=temp[0].substring(temp[0].lastIndexOf("\\")+1);
if(filename.length()>16) filename=filename.substring(filename.length()-16);
System.out.println(filename+" "+temp[1]+" "+ob.get(coun).getCount());
coun++;
}
}
}