readbytes.java

来自「一个十分好的java基础学习的课件」· Java 代码 · 共 26 行

import java.io.*;

public class ReadBytes
{   public static void main(String[ ] args) 
    {   try 
        {   FileInputStream file = new FileInputStream("class.dat");
            boolean eof = false;
            int count = 0;
            while (!eof) 
           {    int input = file.read( );
                System.out.print(input + " ");
                if (input == -1)
                    eof = true;
                else
                    count++;
            }
            file.close( );
            System.out.println("\nBytes read: " + count);
        } 
        catch (IOException e) 
        {
            System.out.println("Error -- " + e.toString( ));
        }
    }
}