Use the same code as the room to create the items and initialize the items publi
ID: 3567443 • Letter: U
Question
Use the same code as the room to create the items and initialize the items
public class Game
{
private Parser parser;
private Room currentRoom;
/**
* Create the game and initialise its internal map.
*/
public Game()
{
createRooms();
createItems();
parser = new Parser();
}
/**
* Create all the rooms and link their exits together.
*/
private void createRooms()
{
Room outside, theater, pub, lab, office;
// create the rooms
outside = new Room("outside the main entrance of the university");
theater = new Room("in a lecture theater");
pub = new Room("in the campus pub");
lab = new Room("in a computing lab");
office = new Room("in the computing admin office");
// initialise room exits
outside.setExit("east", theater);
outside.setExit("south", lab);
outside.setExit("west", pub);
theater.setExit("west", outside);
pub.setExit("east", outside);
lab.setExit("north", outside);
lab.setExit("east", office);
office.setExit("west", lab);
currentRoom = outside; // start game outside
}
private void createItems()
{
Items roomItems;
roomItems = new Items("blah");
// create the
// initialise room items
roomItems.setItem("egg", "theater");
roomItems.setItem("hammer", "lab");
roomItems.setItem("waffle", "pub");
roomItems.setItem("toast", "outside");
roomItems.setItem("bacon", "outside");
roomItems.setItem("spoon", "outside");
roomItems.setItem("fork", "office");
roomItems.setItem("knife", "lab");
//currentRoom = outside; // start game outside
}
/**
* Main play routine. Loops until end of play.
*/
public void play()
{
printWelcome();
// Enter the main command loop. Here we repeatedly read commands and
// execute them until the game is over.
boolean finished = false;
while (! finished) {
Command command = parser.getCommand();
finished = processCommand(command);
}
System.out.println("Thank you for playing. Good bye.");
}
/**
* Print out the opening message for the player.
*/
private void printWelcome()
{
System.out.println();
System.out.println("Welcome to the World of Zuul!");
System.out.println("World of Zuul is a new, incredibly boring adventure game.");
System.out.println("Type 'help' if you need help.");
System.out.println();
System.out.println(currentRoom.getLongDescription());
}
/**
* Given a command, process (that is: execute) the command.
* @param command The command to be processed.
* @return true If the command ends the game, false otherwise.
*/
private boolean processCommand(Command command)
{
boolean wantToQuit = false;
if(command.isUnknown()) {
System.out.println("I don't know what you mean...");
return false;
}
String commandWord = command.getCommandWord();
if (commandWord.equals("help")) {
printHelp();
}
else if (commandWord.equals("go")) {
goRoom(command);
}
else if (commandWord.equals("quit")) {
wantToQuit = quit(command);
}
else if (commandWord.equals("item")) {
item(command);
}
// else command not recognised.
return wantToQuit;
}
// implementations of user commands:
/**
* Print out some help information.
* Here we print some stupid, cryptic message and a list of the
* command words.
*/
private void printHelp()
{
System.out.println("You are lost. You are alone. You wander");
System.out.println("around at the university.");
System.out.println();
System.out.println("Your command words are:");
parser.showCommands();
}
/**
* Try to in to one direction. If there is an exit, enter the new
* room, otherwise print an error message.
*/
private void goRoom(Command command)
{
if(!command.hasSecondWord()) {
// if there is no second word, we don't know where to go...
System.out.println("Go where?");
return;
}
String direction = command.getSecondWord();
// Try to leave current room.
Room nextRoom = currentRoom.getExit(direction);
if (nextRoom == null) {
System.out.println("There is no door!");
}
else {
currentRoom = nextRoom;
System.out.println(currentRoom.getLongDescription());
}
}
private void item(Command command)
{
if(!command.hasSecondWord()) {
// if there is no second word, we don't know where to go...
System.out.println("Do what with the item");
return;
}
String strItem = command.getSecondWord();
// Try to leave current room.
//Room nextRoom = currentRoom.getExit(direction);
if (strItem == null) {
System.out.println("There is no item!");
}
else if(strItem.equals("take")){
System.out.println("took item");
//add item to backpack
}
else if(strItem.equals("drop")){
System.out.println("dropped item");
//drop item
}
}
/**
* "Quit" was entered. Check the rest of the command to see
* whether we really quit the game.
* @return true, if this command quits the game, false otherwise.
*/
private boolean quit(Command command)
{
if(command.hasSecondWord()) {
System.out.println("Quit what?");
return false;
}
else {
return true; // signal that we want to quit
}
}
}
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