file

package ZHANG.IO;

import java.io.File;
import java.io.IOException;
import java.util.Date;

public class TestFile {

 /**
  * @param args
  * @throws IOException
  */
 public static void main(String[] args) throws IOException {
  File f = new File("d://ip2.txt");
  if(f.exists()){
   f.delete();
   System.out.println("file is exists");
  }else{
   f.createNewFile();
   System.out.println("file is creatting..");
  }
  System.out.println("file name:"+f.getName());
  System.out.println("file abs path:"+f.getAbsolutePath());
  System.out.println("file path:"+f.getPath());
  System.out.println("file parent:"+f.getParent());
  System.out.println(f.canRead()?"canRead":"notcanRead");
  System.out.println(f.isDirectory()?"isDirectory":"isnotDirectory");
  System.out.println("lastmodify:"+ new Date(f.lastModified()));
 }

}

转载于:https://my.oschina.net/u/175434/blog/699984