/**
文件：InfoModel.java
说明：存储学生信息的类
**/
package com.JavaSeries.Java.component;
import java.io.*;
import java.util.*;
import java.text.*;
import com.JavaSeries.Java.component.Student;
public class InfoModel{
Student [] students;
int NumberOfStudents;
public InfoModel(){}
public void Insert(BufferedReader readStream){}
public void Delete(BufferedReader readStream){}
public void Update(BufferedReader readStream){}
public void Query(){}
public void Load(){}
public void SaveTo(){}
public Date getDate(String date){}
}
public InfoModel(){
students= new Student[100];
NumberOfStudents=0;
}
public void Insert(BufferedReader readStream){
String sno=null;
String name=null;
String sex=null;
String department=null;
String birthday=null;
System.out.println("请输入学生信息!");
try{
System.out.print("请输入学号:");
sno=readStream.readLine();
System.out.print("请输入姓名:");
name=readStream.readLine();
System.out.print("请输入性别:");
sex=readStream.readLine();
System.out.print("请输入出生日期(年-月-日):");
birthday=readStream.readLine();
System.out.print("请输入院系名称:");
department=readStream.readLine();
}catch (IOException e){
e.printStackTrace();
}
students[NumberOfStudents++]=new Student(sno,name,sex,getDate(birthday),department);
}
public Date getDate(String date){
StringTokenizer myDate= new StringTokenizer(date,"-");
int year=Integer.parseInt(myDate.nextToken());
int month=Integer.parseInt(myDate.nextToken());
int day=Integer.parseInt(myDate.nextToken());
Calender now = Calendar.getInstance();
now.clear();
now.set(year,month-1,day);
return now.getTime();
}
public void Delete(BufferedReader readStream){
String sno=null;
System.out.print("请输入学号:");
try{
sno=readStream.readLine();
}catch (IOException e);{
e.printStackTrace();
}
for (int i=0;i<NumberOfStudents;i++){
if (students.Sno.equals(sno))
{for (int j=i;j<NumberOfStudents;j++)
students[j]=students[j+1];
NumberOfStudents--;
break;
}
}
}
public void Query(){
int flag=0;
for (int i=0;i<NumberOfStudents;i++){
flag=1;
System.out.println("--------记录好: "+(i+1)+"---------");
System.out.println(" 学 号: "+students.Sno);
System.out.println(" 姓
名: "+students.name);
System.out.println(" 性
别: "+students.sex);
System.out.println(" 出生年月: "+students.birthday);
System.out.println(" 院系名称: "+students.Departnent);
}
if (flag==0)
System.out.println("目录没有记录");
}
public void Load(){
Date mydate= getDate("1985-1-22");
students[NumberOfStudents++]=new Student("1","张三",男,myDate,"信息管理");
myDate= getDate("198012-12");
students[NumberOfStudents++]=new Student("2","李四","女",myDate,"计算机");
}
public void SaveTo(){
System.out.println("目前没有实现，请完成这个功能!");
}
在dos里运行后出现
InfoModel.java:33: 需要 "class" 或 "interface"
public InfoModel(){
^
是哪里的错误
是用jdk运行的
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