applicationwritefiletest.java

java应用开发详解

import java.io.*;

public class ApplicationWriteFileTest 
{
	
    	public static void main(String arg[]) 
    	{
        	File f = new File("test2.txt");
		DataOutputStream dos;
        	try 
        	{
            		//向本地写一个文件
            		dos = new DataOutputStream(new BufferedOutputStream(new FileOutputStream(f)));
            		dos.writeChars("this is a test !!!!! ");
            		dos.flush();
            		//关闭流
  			dos.close();
        	}
        	catch (SecurityException e) 
        	{
            		//输出例外栈
            		e.printStackTrace();
        	}
        	catch (IOException ioe) 
        	{
			ioe.printStackTrace();
        	}
    	}
}