java／IO流FileInputStream读取文档数据

package ketang82;

 

import java.io.FileInputStream;

import java.io.FileNotFoundException;

import java.io.IOException;

 

public class FileDome {

public static void main(String[] args) {

try {

FileInputStream fis = new FileInputStream("text.txt");

byte input[] = new byte[21];

fis.read(input);

 

String inputstring = new String(input,"UTF-8");

System.out.println(inputstring);

 

fis.close();

 

} catch (FileNotFoundException e) {

// TODO Auto-generated catch block

e.printStackTrace();

} catch (IOException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

 

}

}