定义多个房间，房间之间，有的可以互相通过，有的不能通过，房间中有家具。
通过show rooms，可以查看当前房间可以通往的房间；
通过show furnitures，可以查看当前房间的家具；
通过talk 家具名，可以打印显示家具的信息。
我以前见过的这个题，具体是怎么描述的我也忘记了，姑且就这样实现吧。
[Java] 纯文本查看 复制代码 import java.util.ArrayList;
import java.util.Scanner;
class Game {
public static void main(String[] args){
Room now = init();
play(now);
}
public static Room init(){
Room roomA = new Room("roomA");
roomA.add(new Table("茶几"));
roomA.add(new Chair("木凳"));
roomA.add(new Bed("席梦思"));
Room roomB = new Room("roomB");
roomB.add(new Table("方桌"));
roomB.add(new Chair("铁櫈"));
roomB.add(new Bed("木床"));
Room roomC = new Room("roomC");
roomC.add(new Table("八仙桌"));
roomC.add(new Chair("铁櫈1"));
roomC.add(new Chair("铁櫈2"));
roomC.add(new Chair("铁櫈3"));
roomC.add(new Chair("铁櫈4"));
connect(roomA,roomB);
connect(roomC,roomB);
return roomA;
}
public static void connect(Room roomA, Room roomB){
roomA.add(roomB);
roomB.add(roomA);
}
public static void play(Room room){
if ( room == null ) {
System.out.println("未知的房间.");
return;
}
Scanner sc = new Scanner(System.in);
for ( boolean loopFlag = true ; loopFlag ; ) {
System.out.print("please enter your command : ");
String msg = sc.nextLine();
switch ( msg ) {
case "":
break;
case "show rooms":
room.showRooms();
break;
case "show furnitures":
room.showFurnitures();
break;
case "exit":
System.out.println("游戏将结束！");
loopFlag = false;
break;
case "help":
System.out.println("------ help start ------");
System.out.println("help : 获取帮助");
System.out.println("exit : 退出游戏");
System.out.println("talk : 激活物件的说话功能，比如: talk 茶几");
System.out.println("go : 前往另一个房间，比如: go roomB");
System.out.println("show rooms : 获取可以前往的房间");
System.out.println("show furnitures : 获取可以激活说话功能的物件");
System.out.println("------ help end ------");
break;
default:
if ( msg.startsWith("go ") ) {
String nextRoomName = msg.substring(2).trim();
Room next = room.getRoomByName(nextRoomName);
if ( next != null ) {
room = next;
System.out.println("now in Room : " + room.getName());
} else {
System.out.println("can not go to the room : " + nextRoomName);
}
continue;
} else if ( msg.startsWith("talk ") ) {
String furnitureName = msg.substring(5).trim();
Furniture furniture = room.getFurnitureByName(furnitureName);
if ( furniture != null ) {
furniture.talk();
} else {
System.out.println("have no furniture : " + furnitureName);
}
continue;
}
System.out.println("不支持的命令: " + msg);
break;
}
}
}
}
abstract class Thing {
private String name;
public Thing () {}
public Thing(String name){
this.name = name;
}
public void setName(String name){
this.name = name;
}
public String getName(){
return name;
}
}
class Room extends Thing {
private ArrayList<Furniture> furnitures;
private ArrayList<Room> rooms;
public Room() {}
public Room(String name){
super(name);
}
private int indexOf(Room room){
if ( rooms == null || room == null ) {
return -1;
}
for ( int i = 0 ; i < rooms.size() ; i ++ ) {
if ( rooms.get(i) == room ) {
return i;
}
}
return -1;
}
private boolean had(Room room){
return indexOf(room)!=-1;
}
private int indexOf(Furniture furniture){
if ( furnitures == null || furniture == null ) {
return -1;
}
for ( int i = 0 ; i < furnitures.size() ; i ++ ) {
if ( furnitures.get(i) == furniture ) {
return i;
}
}
return -1;
}
private boolean had(Furniture furniture){
return indexOf(furniture)!=-1;
}
public boolean add(Room room){
if ( room == null ) {
return false;
}
if ( rooms == null ) {
rooms = new ArrayList<Room>();
}
if ( !had(room) ) {
rooms.add(room);
return true;
}
return false;
}
public boolean remove(Room room){
return rooms.remove(room);
}
public boolean add(Furniture furniture){
if ( furniture == null ) {
return false;
}
if ( furnitures == null ) {
furnitures = new ArrayList<Furniture>();
}
if ( !had(furniture) ) {
furnitures.add(furniture);
return true;
}
return false;
}
public boolean remove(Furniture furniture){
return furnitures.remove(furniture);
}
public Room getRoomByName(String name){
if ( name == null ) {
return null;
}
for ( int i = 0 ; i < rooms.size() ; i ++ ) {
if ( name.equals( rooms.get(i).getName() ) ) {
return rooms.get(i);
}
}
return null;
}
public Furniture getFurnitureByName(String name){
if ( name == null ) {
return null;
}
for ( int i = 0 ; i < furnitures.size() ; i ++ ) {
if ( name.equals( furnitures.get(i).getName() ) ) {
return furnitures.get(i);
}
}
return null;
}
public void showRooms(){
Room room;
for ( int i = 0 ; i < rooms.size() ; i ++ ) {
room = rooms.get(i);
System.out.println("Room : " + i + " --> " + room.getName());
}
System.out.println("----------------------");
}
public void showFurnitures(){
Furniture furniture;
for ( int i = 0 ; i < furnitures.size() ; i ++ ) {
furniture = furnitures.get(i);
System.out.println("Furniture : " + i + " --> " + furniture.getName());
}
System.out.println("----------------------");
}
}
interface ITalk {
public abstract void talk();
}
abstract class Furniture extends Thing implements ITalk {
public Furniture() {}
public Furniture(String name){
super(name);
}
public abstract void talk();
}
class Table extends Furniture {
public Table() {}
public Table(String name){
super(name);
}
public void talk(){
System.out.println("我是"+getName()+"，我很快乐！");
}
}
class Chair extends Furniture {
public Chair() {}
public Chair(String name){
super(name);
}
public void talk(){
System.out.println("我是"+getName()+"，我讨厌人类！");
}
}
class Bed extends Furniture {
public Bed() {}
public Bed(String name){
super(name);
}
public void talk(){
System.out.println("我是"+getName()+"，我又被睡了！");
}
}
class Cup extends Furniture {
public Cup() {}
public Cup(String name) {
super(name);
}
public void talk(){
System.out.println("我是"+getName()+"，我爱泡茶！");
}
}
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