filetest.java

孙鑫JAVA从入门到精通配套练习程序。所有程序都实际运行过

import java.io.*;
class FileTest
{
	public static void main(String[] args) throws IOException,InterruptedException
	{
		//File f = new File("2");
		//f.createNewFile();
		//f.mkdir();
		/*
		File fDir = new File(File.separator);
		String strFile = "oyqd" + File.separator + "code" + File.separator + "3.txt";
		File f = new File(fDir, strFile);
		f.createNewFile();
		*/
		/*
		for (int i=0; i<5; i++)
		{
			File f = File.createTempFile("kkk", ".tmp");
			f.deleteOnExit();
		}
		Thread.sleep(4000);
		*/
		File fDir = new File(File.separator);
		String strFile = "oyqd" + File.separator + "code";
		File f = new File(fDir, strFile);
		String[] strNames = f.list(new FilenameFilter()
		{
			public boolean accept(File dir, String name)
			{
				return name.indexOf(".java") != -1;
			}
		});
		for (int i=0; i<strNames.length; i++)
		{
			System.out.println(strNames[i]);
		}
	}
}