usefile.java

清华大学辛运帏java程序设计第二版源代码

import java.io.*;

class UseFile{
	public static void main(String args[]){
		File f = new File("/export/home/d.Java");
		System.out.println("The file is exists？-->"+f.exists());
		System.out.println("The file can write？-->"+f.canWrite());
		System.out.println("The file can read？ -->"+f.canRead());
		System.out.println("The file is a file？-->"+f.isFile());
		System.out.println("The file is a directory？-->"+f.isDirectory());
		System.out.println("The file is absolute path？-->"+f.isAbsolute());
		System.out.println("The file