字节输入流的例子.txt

软通公司培训的课件和习题里面有答案。。。

package ioExample;

import java.io.BufferedInputStream;
import java.io.DataInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;

public class InputStreamExample 
{
	public static void main(String args[])
	{
		File file=new File("D:/ioExample/streamFile.txt");
		try 
		{
			byte b[]=new byte[1000];
			
			
			DataInputStream input=new DataInputStream(new BufferedInputStream(new FileInputStream(file)));
			try
			{
				input.read(b);
				String value=new String(b);
				System.out.println(value);
			} 
			catch (IOException e) 
			{
				e.printStackTrace();
			}
			finally
			{
				try 
				{
					input.close();
				} 
				catch (IOException e) 
				{
					e.printStackTrace();
				}
			}
		} 
		catch (FileNotFoundException e) 
		{
			e.printStackTrace();
		}
	}
}