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来源：互联网发布：linux的基本操作编辑：程序博客网时间：2024/05/21 20:21
import java.util.ArrayList;import java.util.Collections;import java.util.Comparator;import java.util.HashMap;import java.util.LinkedHashMap;import java.util.List;import java.util.Map;import java.util.Map.Entry;import java.util.Scanner;public class Main {    public static void main(String[] args) {        // TODO Auto-generated method stub        Scanner sc = new Scanner(System.in);        LinkedHashMap<String, Integer> hm = new LinkedHashMap<String, Integer>();         while(sc.hasNext()){        String path = sc.next();        int line = sc.nextInt();        String[] pathTo = path.split("\\\\");        String fileName = pathTo[pathTo.length-1].trim();        fileName = new String(fileName + " " + line);        if(hm.containsKey(fileName)){            int count = hm.get(fileName);            count++;            hm.put(fileName, count);        }else {            hm.put(fileName, 1);        }        }        List<Map.Entry<String, Integer>> al = new ArrayList<Map.Entry<String, Integer>>(hm.entrySet());        Collections.sort(al, new Comparator<Map.Entry<String, Integer>>() {            @Override            public int compare(Entry<String, Integer> arg0, Entry<String, Integer> arg1) {                // TODO Auto-generated method stub                return arg1.getValue().compareTo(arg0.getValue());            }        });        int k=0;        //System.out.println(al.size());        for(Map.Entry<String, Integer> mapping : al) {            if(k==8)                break;            String fileName = mapping.getKey();            String[] tmp = fileName.split(" ");            String line = tmp[1];            //System.out.println("*"+fileName + " " + tmp[0] + " |" + line);            fileName = tmp[0].trim();            if(fileName.length()>16)                fileName = fileName.substring(fileName.length()-16, fileName.length());            System.out.println(fileName + " " + line + " " + mapping.getValue());            //System.out.println(mapping.getKey() + " " + mapping.getValue());            k++;        }    }}
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