package dama; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; public class FileTest { public static void main(String[] args){ File file=new File("word.txt"); try{ FileOutputStream out=new FileOutputStream(file); byte buy[]="12345abcdef@#%&*软件工程".getBytes(); out.write(buy); out.close(); }catch(Exception e){ e.printStackTrace (); } try{ FileInputStream in=new FileInputStream(file); byte byt[]=new byte[1024]; int len=in.read(byt); System.out.println ( "information in the file is:" + new new String (BYT, 0 , len)); in.close(); }catch(Exception e){ e.printStackTrace (); } } }