www.pudn.com > exercise.rar > FileInputStreamDemo.java

import java.io.*; 
//import java.lang.*; 
class FileInputStreamDemo{ 
	  
	public static void main(String[] args)  
	{ 
		if (args.length!=1) 
                   { 
                      System.err.println("I/O error-"); 
                      System.exit(0); 
		} 
		try{ 
         InputStream fileInput=new FileInputStream(args[0]); 
         int data = fileInput.read(); 
		 while(data != -1) 
			{ 
			 System.out.write(data); 
             System.out.println(data); 
			 data= fileInput.read(); 
			} 
		fileInput.close(); 
		 
		} 
		catch(IOException ioe) 
		{ 
			System.err.println("I/O error-"+ioe); 
		} 
	} 
}