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Java 求改一段小程序，不用GUI
package com;
成都地區(qū)優(yōu)秀IDC服務(wù)器托管提供商(成都創(chuàng)新互聯(lián)公司).為客戶提供專業(yè)的西信服務(wù)器托管,四川各地服務(wù)器托管,西信服務(wù)器托管、多線服務(wù)器托管.托管咨詢專線：18980820575
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;
public class Customer
{
public enum Type{
University
}
private long customerId; //客戶ID
private String name; //客戶姓名
private String address; //客戶常用住址
private String telNo; //客戶手機(jī)號(hào)
private long bookDate; //預(yù)定日期毫秒數(shù)
private long checkInDate; //客戶入住日期毫秒數(shù)
private long checkOutDate; //客戶退房日期毫秒數(shù)
private Type type; //客戶類型
/** 檢查指定客戶是否是周末預(yù)定*/
public static final boolean checkWeekend(Customer c)
{
Calendar cal = Calendar.getInstance();
cal.setTimeInMillis(c.bookDate);
int x = cal.get(Calendar.WEDNESDAY);
return x == Calendar.SATURDAY || x == Calendar.SUNDAY;
}
/** 計(jì)算指定客戶賬單*/
public static final double calcBill(Customer c)
{
switch (c.type)
{
case University:
return calcDuration(c) * 100;
default:
return 0.0;
}
}
/** 計(jì)算住店天數(shù)*/
public static final int calcDuration(Customer c)
{
return Math.round((c.checkOutDate - c.checkInDate) / (float)(1000 * 60 * 60 * 24));
}
public static final void printQueryedCustomer(long customerId, ListCustomer cs)
{
for(Customer c : cs)
{
if(c.customerId == customerId)
{
System.out.println("name:" + c.name);
System.out.println("address:" + c.address);
System.out.println("telNo:" + c.telNo);
System.out.println("checkInDate:" + c.checkInDate);
System.out.println("checkOutDate:" + c.checkOutDate);
System.out.println("duration:" + calcDuration(c));
}
}
}
private static final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm");
private static final long fromDateString(String date)
{//將日期字符串轉(zhuǎn)換成毫秒數(shù)
try
{
return sdf.parse(date).getTime();
} catch (ParseException e)
{
e.printStackTrace();
return 0;
}
}
private static final String toDateString(long millsec)
{//將毫秒數(shù)轉(zhuǎn)換成日期字符串
return sdf.format(new Date(millsec));
}
public Customer(Type type)
{
customerId = System.currentTimeMillis(); //以對(duì)象創(chuàng)建時(shí)刻為對(duì)象唯一標(biāo)識(shí)
this.type = type;
}
public long getCustomerId()
{
return customerId;
}
public Type getType()
{
return type;
}
public String getName()
{
return name;
}
public void setName(String name)
{
this.name = name;
}
public String getAddress()
{
return address;
}
public void setAddress(String address)
{
this.address = address;
}
public String getTelNo()
{
return telNo;
}
public void setTelNo(String telNo)
{
this.telNo = telNo;
}
public String getBookDate()
{
return toDateString(bookDate);
}
/**
* @param bookDate 比如"2014-01-11 13:55"
*/
public void setBookDate(String bookDate)
{
this.bookDate = fromDateString(bookDate);
}
public String getCheckInDate()
{
return toDateString(checkInDate);
}
/**
* @param bookDate 比如"2014-01-11 13:55"
*/
public void setCheckInDate(String checkInDate)
{
this.checkInDate = fromDateString(checkInDate);
}
public String getCheckOutDate()
{
return toDateString(checkOutDate);
}
/**
* @param bookDate 比如"2014-01-11 13:55"
*/
public void setCheckOutDate(String checkOutDate)
{
this.checkOutDate = fromDateString(checkOutDate);
}
public static void main(String[] args)
{
ListCustomer list = new ArrayListCustomer();
Customer c1 = new Customer(Type.University);
c1.setName("張三");
c1.setAddress("xxx");
c1.setTelNo("000");
c1.setCheckInDate("2014-02-22 12:00");
c1.setCheckOutDate("2014-02-24 12:00");
list.add(c1);
long id = c1.getCustomerId();
Customer c2 = new Customer(Type.University);
c2.setName("李四");
c2.setAddress("PPP");
c2.setTelNo("333");
c2.setBookDate("2014-03-25 10:17");
list.add(c2);
long idx = c2.getCustomerId();
System.out.println("客戶" + idx + (checkWeekend(c2)?"是":"不是") + "周末預(yù)定");
System.out.println("#############################################");
printQueryedCustomer(id, list);
System.out.println("#############################################");
System.out.println("客戶" + id + "的賬單是" + calcBill(c1));
}
}
如何用java編寫比較完善的賓館管理系統(tǒng)
package room;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import com.njit.HelloHotel;
import com.wind.util.DbUtil;
import java.io.UnsupportedEncodingException;
import java.sql.*;
public class roomadd extends JFrame
{
private JTextField roomno,roomcost,roomstatus,roomtype;
//private JComboBox roomtype;
private JButton ok,cancel,return1,chakan;
private Container contain;
public roomadd()
{
super();
this.setSize(350,450);
this.setTitle("添加信息");
this.setLocationRelativeTo(getOwner()); //居中
//設(shè)置組件布局
Container contain=getContentPane();
contain.setLayout(new BoxLayout(contain,BoxLayout.Y_AXIS));
//添加組件
JPanel cont=new JPanel (new GridLayout(4,2));
//添加組件
/*cont.add(new JLabel("客房類型"));
roomtype=new JComboBox();
roomtype.addItem("單人間");
roomtype.addItem("雙人間");
roomtype.addItem("三人房");
roomtype.addItem("四人間");
cont.add(roomtype);*/
cont.add(new JLabel("客房號(hào)"));
roomno=new JTextField(10);
cont.add(roomno);
cont.add(new JLabel("房間類型"));
roomtype=new JTextField(10);
cont.add(roomtype);
cont.add(new JLabel("客房?jī)r(jià)格"));
roomcost=new JTextField(10);
cont.add(roomcost);
cont.add(new JLabel("客房狀態(tài)"));
roomstatus=new JTextField(10);
cont.add(roomstatus);
//按鈕
JPanel cont1=new JPanel(new FlowLayout());
ok=new JButton("添加");
cancel=new JButton("取消");
chakan=new JButton("查看");
return1=new JButton("返回");
cont1.add(ok);
cont1.add(cancel);
cont1.add(chakan);
cont1.add(return1);
contain.add(cont);
contain.add(cont1);
//注冊(cè)監(jiān)聽器
ok.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent evt){
//ok事件處理
DbUtil util = new DbUtil();
Connection con=null;
try {
con = (Connection) util.getCon();
} catch (Exception e2) {
e2.printStackTrace();
}
String sql="insert into room values(?,?,?,?)";
PreparedStatement pstmt = null;
try {
pstmt = (PreparedStatement)con.prepareStatement(sql);
} catch (SQLException e2) {
e2.printStackTrace();
}
try {
pstmt.setString(1,roomno.getText());
pstmt.setString(2,roomtype.getText());
pstmt.setString(3,roomcost.getText());
pstmt.setString(4,roomstatus.getText());
pstmt.executeUpdate();
} catch (SQLException e1) {
e1.printStackTrace();
}
JOptionPane.showMessageDialog(null, " 注冊(cè)成功！");
}
});
//查看添加的預(yù)訂信息
chakan.addActionListener(new ActionListener(){
private JTable table;
public void actionPerformed(ActionEvent e) {
if(e.getSource()==chakan){
Connection con = null;
ResultSet rs=null;
DbUtil util = new DbUtil();
String[][] a;
String[] name = { "", "", "", ""};
int row = 0;
try {
con = (Connection) util.getCon();
}
catch (Exception e1) {
e1.printStackTrace();
}
try {
String roomno = null;
rs=(ResultSet) util.sroom(con, roomno);
} catch (Exception e1) {
e1.printStackTrace();
}
try {
while(rs.next()){
row++;
}
a = new String[row + 1][4];
a[0][0] = " 客房號(hào)";
a[0][1] = " 客房類型";
a[0][2] = " 客房?jī)r(jià)格 ";
a[0][3] = " 客房狀態(tài)";
table = new JTable(a,name);
int i = 0;
String roomno = null;
rs=(ResultSet)util.sroom(con,roomno);
while (rs.next()) {
// 往表中填充查詢到的數(shù)據(jù)
i++;
int j = 0;
table.setValueAt(new String(rs.getString("roomno").getBytes("ISO-8859-1"),"GBK") + "", i, j);
table.setValueAt(new String(rs.getString("roomtype").getBytes("ISO-8859-1"),"GBK") + "", i, ++j);
table.setValueAt(new String(rs.getString("roomcost").getBytes("ISO-8859-1"),"GBK") + "", i, ++j);
table.setValueAt(new String(rs.getString("roomstatus").getBytes("ISO-8859-1"),"GBK") + "", i, ++j);
}
} catch (SQLException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
} catch (UnsupportedEncodingException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
} catch (Exception e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
JFrame b5=new JFrame("顧客預(yù)訂信息");
b5.setLayout(new BorderLayout());
b5.add(table);
b5.setBounds(200, 200, 500, 300);
b5.setVisible(true);
b5.setResizable(true);
b5.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
}
}
});
cancel.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e) {
System.exit(0);
}
});
return1.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e) {
HelloHotel hello=new HelloHotel();
hello.setVisible(true);
dispose();
}
});
pack();
}
public static void main(String[] args) {
roomadd w=new roomadd();
w.setVisible(true);
}
}
大概改改就可以是你的需要的了
誰能幫我寫一個(gè)java 程序 要求如下
包名可修改成你自己的
============================================
package wineshop;
//記錄類測(cè)試類
public class TestTackeDown {
public static void main(String[] args) {
// 新建一個(gè)酒店
Wineshop wineshop = new Wineshop(36687, "天上人間大酒店", "河北腹地");
// 來了一個(gè)客戶
Client client = new Client("奧巴馬", "1109111202478296",
"2012/12/12 8:00", "沒想過要退房");
// 客戶來了新開一個(gè)房間
Room room = new Room(688, "總統(tǒng)套房-單人", wineshop.getId(), 8898);
// 訂房記錄
new TackeDown(wineshop, room, client);
}
}
// 酒店類
class Wineshop {
// 酒店編號(hào)
private int id;
// 酒店名字
private String name;
// 酒店地址
private String adress;
public Wineshop(int id, String name, String adress) {
this.id = id;
this.name = name;
this.adress = adress;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getAdress() {
return adress;
}
public void setAdress(String adress) {
this.adress = adress;
}
}
// 房間類
class Room {
// 房間號(hào)碼
private int roomId;
// 房間類型
private String type;
// 酒店編號(hào)
private int wineshopNumber;
// 金額
private int price;
public Room(int roomId, String type, int wineshopNumber, int price) {
this.roomId = roomId;
this.type = type;
this.wineshopNumber = wineshopNumber;
this.price = price;
}
public int getRoomId() {
return roomId;
}
public void setRoomId(int roomId) {
this.roomId = roomId;
}
public String getType() {
return type;
}
public void setType(String type) {
this.type = type;
}
public int getWineshopNumber() {
return wineshopNumber;
}
public void setWineshopNumber(int wineshopNumber) {
this.wineshopNumber = wineshopNumber;
}
public int getPrice() {
return price;
}
public void setPrice(int price) {
this.price = price;
}
}
// 客戶類
class Client {
// 客戶姓名
private String name;
// 客戶身份證號(hào)碼
private String identityCard;
// 客戶入住時(shí)間
private String intoroomtime;
// 客戶退房時(shí)間
private String outroomtime;
public Client(String name, String identityCard, String intoroomtime,
String outroomtime) {
this.name = name;
this.identityCard = identityCard;
this.intoroomtime = intoroomtime;
this.outroomtime = outroomtime;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getIdentityCard() {
return identityCard;
}
public void setIdentityCard(String identityCard) {
this.identityCard = identityCard;
}
public String getIntoroomtime() {
return intoroomtime;
}
public void setIntoroomtime(String intoroomtime) {
this.intoroomtime = intoroomtime;
}
public String getOutroomtime() {
return outroomtime;
}
public void setOutroomtime(String outroomtime) {
this.outroomtime = outroomtime;
}
}
// 訂房記錄類
class TackeDown {
public TackeDown(Wineshop wineshop, Room room, Client client) {
// 打印酒店名字
System.out.println("酒店名字:" + wineshop.getName());
// 次房間的酒店編號(hào)
System.out.println("此房間的酒店編號(hào):" + room.getWineshopNumber());
// 打印房間ID
System.out.println("房間ID:" + room.getRoomId());
// 打印房間類型
System.out.println("房間類型:" + room.getType());
// 打印酒店地址
System.out.println("酒店地址:" + wineshop.getAdress());
// 打印客戶身份證號(hào)碼
System.out.println("身份證號(hào)碼:" + client.getIdentityCard());
// 打印訂房者姓名
System.out.println("訂房者姓名" + client.getName());
// 打印定房者入住時(shí)間
System.out.println("入住時(shí)間:" + client.getIntoroomtime());
// 打印訂房者退房時(shí)間
System.out.println("退房時(shí)間:" + client.getOutroomtime());
}
}
==============================================================
運(yùn)行結(jié)果:
-----------------------------------------
酒店名字:天上人間大酒店
此房間的酒店編號(hào):36687
房間ID:688
房間類型:總統(tǒng)套房-單人
酒店地址:河北腹地
身份證號(hào)碼:1109111202478296
訂房者姓名奧巴馬
入住時(shí)間:2012/12/12 8:00
退房時(shí)間:沒想過要退房
客房管理系統(tǒng)，用java，sql
首先得確定一下你用b/s還是c/s
再確定選什么書吧，
很多的
求大神幫忙寫下這個(gè)java程序
import?java.util.Scanner;
public?class?T1?{
static?String?[][]?rooms?=?new?String[12][10];
static?{
for?(int?i=0;i12;i++)
for?(int?j=0;j10;j++)
rooms[i][j]?=?"EMPTY";
}
public?static?void?main(String?argv[])?{
System.out.println("XXX酒店管理程序加載完畢，請(qǐng)輸入指令：");
Scanner?sca?=?new?Scanner(System.in);
while?(true)?{
String?comm?=?sca.next();
if?(comm.equalsIgnoreCase("Search"))?{
search();
}?else?if?(comm.equalsIgnoreCase("in"))?{
System.out.println("輸入客人姓名：");
String?name?=?sca.next();
inRoom(name);
}?else?if?(comm.equalsIgnoreCase("out"))?{
System.out.println("輸入客人房間號(hào)：");
int?room?=?sca.nextInt();
outRoom(room/100,?room%100);
}?else?if?(comm.equalsIgnoreCase("exit"))?{
System.out.println("退出程序");
break;
}?else?{
System.out.println("無效的命令，請(qǐng)重新輸入!");
}
}
sca.close();
}
private?static?void?outRoom(int?i,?int?j)?{
if?(i1?||?i12?||?j1?||?j10)?{
System.out.println("輸入錯(cuò)誤，請(qǐng)重新輸入");
}?else???{
if?(rooms[i-1][j-1].equalsIgnoreCase("empty"))?{
System.out.printf("%02d%02d?并沒有客人入住\n",?i,?j);
}?else?{
System.out.printf("OUT?%02d%02d:?%02d%02d房間退房，客人姓名：%s\n",?i,?j,?i,?j,?rooms[i-1][j-1]);
rooms[i-1][j-1]?=?"EMPTY";
return;
}
}
}
private?static?void?inRoom(String?name)?{
for?(int?i=0;i12;i++)?{
for?(int?j=0;j10;j++)?{
if?(rooms[i][j].equalsIgnoreCase("EMPTY"))?{
rooms[i][j]?=?name;
System.out.printf("IN??%02d%02d??%s??:??姓名為%s的客人入住%02d%02d房間\n",?i+1,?j+1,?name,?name,?i+1,?j+1);
return;
}
}
}
}
private?static?void?search()?{
System.out.println("入住房間信息：");
System.out.println("---------------------------");
for?(int?i=0;i12;i++)?{
for?(int?j=0;j10;j++)?{
if?(!rooms[i][j].equalsIgnoreCase("EMPTY"))?{
System.out.printf("ROOM?%02d%02d?客人：%s\n",?i+1,?j+1,?rooms[i][j]);
}
}
}
System.out.println("---------------------------");
}
}
java作業(yè)程序，急求
package test;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.HashMap;
import java.util.Map;
public class Test {
public static void main(String[] args) throws IOException{ ?
MapString, Room rooms =initRooms();
BufferedReader ctrl=new BufferedReader(new InputStreamReader(System.in));
getRoomState(rooms);
boolean exit = true;
while(exit){
println("");
print("菜單: ");
print(" 1:訂房");
print(" 2:退房");
print(" 3:查詢");
print(" 4:退出");
println("");
print(" 請(qǐng)輸入:");
String num =ctrl.readLine();
cls();
switch (num) {
??? ?case "1":
??? ??? ? print("房間號(hào):");
??? ??? ? String rid = ctrl.readLine();
??? ??? ? print("帳號(hào):");
??? ??? ? String user = ctrl.readLine();
??? ??? ? print("密碼:");
??? ??? ? String pwd = ctrl.readLine();
??? ??? ? print("住天數(shù):");
??? ??? ? String day = ctrl.readLine();
??? ??? ? Room r = rooms.get(rid);
??? ??? ? if(r==null){
??? ??? ??? ? println("沒有此房間");
??? ??? ? }else{
??? ??? ??? ? r.setDay(Integer.parseInt(day));
??? ??? ??? ? r.setName(user);
??? ??? ??? ? r.setPwd(pwd);
??? ??? ??? ? rooms.put(r.getrId(),r);
??? ??? ??? ? println("訂房成功！！");
??? ??? ??? ? getRoomState(rooms);
??? ??? ? }
??? ??? ?break;
??? ?case "2":
??? ??? ?print("帳號(hào):");
??? ??? ? String user2 = ctrl.readLine();
??? ??? ? print("密碼:");
??? ??? ? String pwd2 = ctrl.readLine();
??? ??? ? Room r2 =getRoowByUserAndPwd(rooms,user2,pwd2);
??? ??? ? if(r2==null){
??? ??? ??? ? println("你沒有訂房!!");
??? ??? ? }else{
??? ??? ??? ?r2.setName("");
??? ??? ??? ?r2.setPwd("");
??? ??? ??? ?r2.setDay(0);
??? ??? ??? ?rooms.put(r2.getrId(),r2);
??? ??? ??? ?println("退訂成功");
??? ??? ??? ?getRoomState(rooms);
??? ??? ? }
??? ??? ?break;
??? ?case "3":
??? ??? ? print("帳號(hào):");
??? ??? ? String user3 = ctrl.readLine();
??? ??? ? print("天數(shù):");
??? ??? ? String day3 = ctrl.readLine();
??? ??? ? Room r3 =getRoowByUserAndDay(rooms,user3,day3);
??? ??? ? if(r3==null){
??? ??? ??? ? println("你沒有訂房!!");
??? ??? ? }else{
??? ??? ??? ?println(r3.toString());
??? ??? ? }
??? ??? ?break;
??? ?case "4":exit = false ;break;
?}
getRoomState(rooms);
}
}
private static void getRoomState(MapString, Room rooms) {
println("房間情況:");
for (Room r : rooms.values()) {
?? println("房號(hào):"+r.getrId()+"=" + r.getPrice()+" 狀態(tài):"+r.isEmptyRoom());
}
}
private static Room getRoowByUserAndDay(MapString, Room rooms,String user,String day) {
for (Room r : rooms.values()) {
?? if(r.getName().equals(user) day.equals(r.getDay()+""))
??? ?? return r;
}
return null;
}
private static Room getRoowByUserAndPwd(MapString, Room rooms,String user,String pwd) {
for (Room r : rooms.values()) {
?? if(r.getName().equals(user) pwd.equals(r.getPwd()+""))
??? ?? return r;
}
return null;
}
/**
* 初始化房間
*/
private static MapString, Room initRooms() {
MapString, Room result = new HashMapString, Room();
result.put("8001", new Room("8001",100.0));
result.put("8002", new Room("8002",100.0));
result.put("8003", new Room("8003",100.0));
result.put("8004", new Room("8004",200.0));
result.put("8005", new Room("8005",200.0));
result.put("8006", new Room("8006",200.0));
result.put("8007", new Room("8007",300.0));
result.put("8008", new Room("8008",300.0));
result.put("8009", new Room("8009",300.0));
return result;
}
public static void cls() throws IOException{
Runtime.getRuntime().exec("clear");
}
public static void println(Object str){
System.out.println(str);
}
public static void print(Object str){
System.out.print(str);
}
}
class Room{
private String rId="";
private String name="";
private String pwd="";
private int day=0;
private double price=0.0;
public String isEmptyRoom(){
return this.name.equals("")?"空房間":"已出租";
}
public Room(String rId, double price) {
this.rId = rId;
this.price = price;
}
@Override
public String toString() {
return "房號(hào)=" + rId + ", 用戶=" + name + ", 天數(shù)=" + day
??? ?+ ", 租金=" + price + ", 總金額=" + (price*day);
}
public Room(String name, String pwd, int day) {
this.name = name;
this.pwd = pwd;
this.day = day;
}
public Room() {
}
public String getrId() {
return rId;
}
public void setrId(String rId) {
this.rId = rId;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getPwd() {
return pwd;
}
public void setPwd(String pwd) {
this.pwd = pwd;
}
public int getDay() {
return day;
}
public void setDay(int day) {
this.day = day;
}
public double getPrice() {
return price;
}
public void setPrice(double price) {
this.price = price;
}
}
比較粗糙將就
名稱欄目：退房信息的java代碼,退房信息的java代碼是什么
標(biāo)題來源：http://fisionsoft.com.cn/article/hspcoh.html
