[java]代码库package com.tutoria.managentsystem;

import java.util.Scanner;

public class HotelManager {

private static String[][] rooms;

public static void main(String[] args) {

// TODO Auto-generated method stub

rooms = new String[10][12];

String comm;// 表示用户输入的命令

for (int i = 0; i < rooms.length; i++) {

for (int j = 0; j < rooms[0].length; j++) {

rooms[i][j] = "EMPTY";

}

}

while (true) {

System.out.println("欢迎光临韦小宝旅店，请输入命令：");

Scanner sca = new Scanner(System.in);

System.gc();

comm = sca.next();

if ("search".equalsIgnoreCase(comm)) {

search();

} else if ("in".equalsIgnoreCase(comm)) {

int roomNo = sca.nextInt();

String name = sca.next();

in(roomNo, name);

} else if ("out".equalsIgnoreCase(comm)) {

int roomNo = sca.nextInt();

out(roomNo);

} else if ("exit".equalsIgnoreCase(comm)) {

System.out.println("程序退出...");

break;

} else if ("help".equalsIgnoreCase(comm)) {

System.out

.println(" in命令格式：in 房号 姓名\n out命令格式：out 房号 姓名\n search命令：查看所有房间状态 \n exit命令：退出");

} else {

System.out.println("命令输入错误，请重新输入：");

}

}

}

private static void out(int roomNo) {

// TODO Auto-generated method stub

if ("EMPTY".equals(rooms[(roomNo / 100) - 1][(roomNo % 100) - 1])) {

System.out.println("该房间没有客人入住，退房失败！");

return;

}

rooms[(roomNo / 100) - 1][(roomNo % 100) - 1] = "EMPTY";

System.out.println(roomNo + "退房成功！");

}

private static void in(int roomNo, String name) {

// TODO Auto-generated method stub

if (!"EMPTY".equals(rooms[(roomNo / 100) - 1][(roomNo % 100) - 1])) {

System.out.println("该房间已经有客人入住！");

return;

}

rooms[(roomNo / 100) - 1][(roomNo % 100) - 1] = name;

System.out.println(name + "成功入住" + roomNo + "房间！");

}

private static void search() {

// TODO Auto-generated method stub

for (int i = 0; i < rooms.length; i++) {

// 打印房间号

for (int j = 0; j < rooms[0].length; j++) {

if (j + 1 < 10) {

System.out.print(i + 1 + "0" + (j + 1) + " ");

} else {

System.out.print(i + 1 + "" + (j + 1) + " ");

}

}

// 打印房间状态

System.out.println();

for (int j = 0; j < rooms[0].length; j++) {

System.out.print(rooms[i][j] + " ");

}

System.out.println();

}

}

}