java 统计代码行数

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
/*
   统计代码行数 空白行行数 和注释行数的程序
  */

public class mainTest {
        static int codeLine = 0;
        static int whiteLine = 0;
        static int commentLine = 0;
        
public static void main(String[] args) {
           File f = new File("D:\\celine");
           File[] fl =f.listFiles();
           for(int i=0;i<fl.length;i++){
            pars(fl[i]);
            
           }
           p("commentLine:"+commentLine);
           p("whiteLine:"+whiteLine);
           p("codeLine:"+codeLine);
}

private static void pars(File file) {
    BufferedReader br ;
    String str;
    boolean flag=false;