datastreamdemo.java

来自「因此本系统的目标就是让顾客方便快捷和满意的购物。为了达到这一目标」· Java 代码 · 共 33 行

import java.io.*;
public class DataStreamDemo
{
 public static void main(String[] args) throws IOException {
   String [] name = {"Liu","Wang","Zhao" };
   int [] age = {20,19,21};
   char [] sex = {'F','M','M'};  
   DataOutputStream dos = new DataOutputStream(new FileOutputStream("StudInfo.dat"));
   DataInputStream dis = new DataInputStream(new FileInputStream("StudInfo.dat"));             
   try{         
      for(int i = 0; i < name.length;i++){ //写入学生信息
dos.writeBytes(name[i]+"\n");
  dos.writeInt(age[i]);   
          dos.writeChar(sex[i]);
       }
       dos.close();  
           
       String sname;
       int sage;
       char ssex;
       char ch;
       while(true){//读取学生信息
          sname = dis.readLine();
          sage = dis.readInt();
          ssex = dis.readChar();
          System.out.println(sname+"  "+sage+"  "+ssex);      
       }  
   }catch (EOFException e) {           
      dis.close();
} 
}//end main
}//end class