//信1705-2   20173629   何伟豪package 论文查重;import java.io.*;import java.util.*;public class 查重 {    public static void main(String[] args){        demo(new File("C:\\Users\\Lenovo\\Desktop\\JAVA\\临时文件\\论文查重\\论文查重\\作文.txt"));    }    public static void demo(File file){        BufferedReader bfr = null;   //定义字符读取(缓冲)流        try{            bfr = new BufferedReader(new FileReader(file));            String value = null;             String newValue = "";                while((value = bfr.readLine())!=null){    //开始读取文件中的字符                newValue = newValue+value;    //存入newValue变量中            }            char[] ch = newValue.toCharArray();//把newValue变成字符数组            TreeMap
     
       tm = new TreeMap
      
       (Collections.reverseOrder());            for(int x = 0;x
       
        > set = tm.entrySet();            Iterator
        
         
          > iter = set.iterator();            while(iter.hasNext()){                Map.Entry
          
            map = iter.next(); char k = map.getKey(); int v = map.getValue(); System.out.print(k+"("+v+") "); } } catch(IOException e){ System.out.println("文件读取错误"); } finally{ try{ if(bfr!=null) bfr.close(); } catch(IOException e){ System.out.println("文件关闭错误"); } } }}