java 遍历文件夹内大文件数据

import java.io.File;
import java.io.FilenameFilter;
import java.util.*;

import java.util.Enumeration;

public class Test
{
   public static void main(String[] args) {
    File file = new File( "E:/test/test2/");
    String[] filelist = file.list( new DirFilter());
  }
    
    

}

class DirFilter implements FilenameFilter{
     int i= 0;

   public boolean accept(File fl,String path){
    System.out.println(fl+"\\"+path);
     return false;
  }
}