64 lines
1.8 KiB
Java
64 lines
1.8 KiB
Java
package de.szut.zuul;
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import java.util.HashMap;
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/**
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* Class Room - a room in an adventure game.
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*
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* This class is part of the "World of Zuul" application.
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* "World of Zuul" is a very simple, text based adventure game.
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*
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* A "Room" represents one location in the scenery of the game. It is
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* connected to other rooms via exits. The exits are labelled north,
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* east, south, west. For each direction, the room stores a reference
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* to the neighboring room, or null if there is no exit in that direction.
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*
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* @author Michael Kölling and David J. Barnes
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* @version 2016.02.29
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*/
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public class Room
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{
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private String description;
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private HashMap<String, Room> roomExits;
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/**
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* Create a room described "description". Initially, it has
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* no exits. "description" is something like "a kitchen" or
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* "an open court yard".
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* @param description The room's description.
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*/
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public Room(String description)
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{
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this.description = description;
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this.roomExits = new HashMap<>();
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}
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/**
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* Define the exits of this room. Every direction either leads
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* to another room or is null (no exit there).
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*/
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public void setExit(String direction, Room neighbor) {
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roomExits.put(direction, neighbor);
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}
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/**
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* @return The description of the room.
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*/
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public String getDescription()
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{
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return description;
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}
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public String exitsToString() {
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StringBuilder exitsInString = new StringBuilder();
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for (String direction : roomExits.keySet()) {
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exitsInString.append(direction).append(" ");
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}
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return exitsInString.toString().trim();
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}
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public Room getExits(String direction) {
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return roomExits.get(direction);
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}
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}
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