lx13.java

JAVA学习源代码,大家可以好好参考,请多提宝贵意见

import java.io.File;
public class Lx13
{
  static void p(String s)
  {
    System.out.println(s);
   }
 public static void main(String args[])
 {
   File f=new File("/java/COPYRIGHT");
   //f.mkdir();
  /* try
   {
   f.createNewFile();
   }
   catch(Exception e)
   {}*/
  
   p("File Name:"+f.getName());
   p("Path: "+f.getPath());
   p("Abs Path "+f.getAbsolutePath());
   p("Parent: "+f.getParent());
   p(f.exists()?"exists":"does not exists");
   p(f.canRead()?"is readable":"is not readable");
   p(f.canWrite()?"is witeable":"is not writeable");
   p("is"+(f.isDirectory()?"":"not"+"a direcory"));
   p(f.isFile()?"is normal file":"might be a named pipe");
   p(f.isAbsolute()?"is absolute":"is not absolute");
   p("File last modified:"+f.lastModified());
   p("File size:"+f.length()+"Bytes");
   //f.deleteOnExit();
  }
  /*String c1="hello";
  String C2="hallo";
  //int cc;
  int cc=c1.compareTo(c2);
  System.out.print("mmm");*/
 }