<% } 服务员添加删除
public class Waiter extends DBRecord {
public int id;
47
基于JAVA的餐饮管理系统
public String name; public int sex; public Date birthday; public int typeID; public String workNum; public String memo; public String password;
public void setBirthday(int year, int month, int date) { }
public void updateInfo() throws HotelException {
//TODO update hotel information into database try { }
catch(InvalidDataException ide) { } try {
String sqlStr = \
\\\\
\\\
throw new HotelException(\数据不符合格式，保存失败\checkData();
Calendar c = Calendar.getInstance(); c.set(year, month, date, 0, 0, 0); birthday = c.getTime();
// 服务员类型: 迎宾, 点菜, 传菜
System.out.println(\
48
基于JAVA的餐饮管理系统
}
}
execCommand(sqlStr);
catch(ServiceUnavailableException sue) { }
throw new HotelException(\服务不可用，请联系管理员\
public void insert() throws HotelException {
//TODO update hotel information into database try { }
catch(InvalidDataException ide) { } try {
String sqlStr = \into Waiter(name, password, typeID, workNum, sex, birthday, throw new HotelException(\数据不符合格式，保存失败\checkData();
memo) values('\
}
catch(ServiceUnavailableException sue) { }
throw new HotelException(\服务不可用，请联系管理员\
name + \password + \typeID + \workNum + \sex + \
birthday.getTime() + \memo + \
System.out.println(\execCommand(sqlStr);
49
基于JAVA的餐饮管理系统
}
public void retrieveInfo() throws HotelException { }
public boolean checkPassword(String passwd) throws HotelException {
//TODO retrieve hotel information from database // write event log try { }
catch(ServiceUnavailableException sue) { }
catch(RecordNotFoundException rnfe) {
return false;
throw new HotelException(\服务不可用，请联系管理员\
retrieveData(\return password.equals(passwd);
//TODO retrieve hotel information from database // write event log try { }
catch(ServiceUnavailableException sue) { }
catch(RecordNotFoundException rnfe) { }
catch(InvalidDataException ide) { }
throw new HotelException(\请求的数据不符合格式，请联系管理员\
throw new HotelException(\请求的数据不存在，请联系管理员\
throw new HotelException(\服务不可用，请联系管理员\retrieveData(\
50