parser moved outside

This commit is contained in:
RaffaeleMorganti 2022-11-16 17:18:19 +01:00
parent 6e374918b5
commit 008818c357
14 changed files with 618 additions and 576 deletions

View file

@ -16,7 +16,7 @@ mvn clean package
Example inputs can be found in RunThroughResults.txt as to how to beat the sample game. To run the sample game execute:
```shell
mvn exc:java
mvn exec:java
```
This command will load the `sampleGame.xml` XML game spec.

View file

@ -5,12 +5,9 @@
package com.github.dtschust.zork;
import org.w3c.dom.CharacterData;
import org.w3c.dom.*;
import com.github.dtschust.zork.parser.ZorkGame;
import com.github.dtschust.zork.parser.ZorkReader;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import java.io.File;
import java.util.HashMap;
import java.util.Scanner;
@ -18,478 +15,16 @@ import java.util.Scanner;
/* And away we go*/
public class Zork {
public String userInput = "";
/*Hashmaps to store the instance of the game*/
public HashMap<String, ZorkRoom> Rooms = new HashMap<>();
public HashMap<String, ZorkItem> Items = new HashMap<>();
public HashMap<String, ZorkContainer> Containers = new HashMap<>();
public HashMap<String, ZorkObject> Objects = new HashMap<>();
public HashMap<String, ZorkCreature> Creatures = new HashMap<>();
public HashMap<String, String> Inventory = new HashMap<>();
public HashMap<String, String> ObjectLookup = new HashMap<>();
public String currentRoom;
public File file;
public ZorkGame game;
Scanner source = new Scanner(System.in);
public Zork(String filename) {
int i, j, k, l, x, y, z;
file = new File(filename);
if (!file.canRead()) {
System.out.println("Error opening file. Exiting...");
return;
}
try {
/* Open the xml file*/
DocumentBuilder builder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
Document doc = builder.parse(file);
Element rootElement = doc.getDocumentElement();
/* Every single first generation child is a room, container, creature, or item. So load them in*/
NodeList nodes = rootElement.getChildNodes();
for (k = 0; k < nodes.getLength(); k++) {
Node node = nodes.item(k);
Element element;
if (node instanceof Element) {
element = (Element) node;
String tagType = element.getTagName();
/* If it's a room ... */
if (tagType.equals("room")) {
ZorkRoom tempRoom = new ZorkRoom();
/*Get all possible Room attributes*/
NodeList name = element.getElementsByTagName("name");
tempRoom.name = getString((Element) name.item(0));
NodeList type = element.getElementsByTagName("type");
if (type.getLength() > 0) {
tempRoom.type = getString((Element) type.item(0));
} else {
tempRoom.type = "regular";
}
NodeList status = element.getElementsByTagName("status");
if (status.getLength() > 0) {
tempRoom.status = getString((Element) type.item(0));
} else {
tempRoom.status = "";
}
NodeList description = element.getElementsByTagName("description");
tempRoom.description = getString((Element) description.item(0));
NodeList items = element.getElementsByTagName("item");
for (j = 0; j < items.getLength(); j++) {
Element item = (Element) items.item(j);
String itemName = getString(item);
tempRoom.item.put(itemName, itemName);
}
NodeList creatures = element.getElementsByTagName("creature");
for (j = 0; j < creatures.getLength(); j++) {
Element creature = (Element) creatures.item(j);
String creatureName = getString(creature);
tempRoom.creature.put(creatureName, creatureName);
}
NodeList triggers = element.getElementsByTagName("trigger");
for (j = 0; j < triggers.getLength(); j++) {
ZorkTrigger tempTrigger = new ZorkTrigger();
Element trigger = (Element) triggers.item(j);
NodeList commands = trigger.getElementsByTagName("command");
for (l = 0; l < commands.getLength(); l++) {
Element command = (Element) commands.item(l);
ZorkCommand tempCommand = new ZorkCommand();
tempCommand.command = getString(command);
tempTrigger.conditions.add(tempCommand);
tempTrigger.hasCommand = true;
}
NodeList conditions = trigger.getElementsByTagName("condition");
for (l = 0; l < conditions.getLength(); l++) {
Element condition = (Element) conditions.item(l);
NodeList object = condition.getElementsByTagName("object");
NodeList has = condition.getElementsByTagName("has");
if (has.getLength() > 0) {
ZorkConditionHas tempConditionHas = new ZorkConditionHas();
tempConditionHas.has = getString((Element) has.item(0));
tempConditionHas.object = getString((Element) object.item(0));
NodeList owner = condition.getElementsByTagName("owner");
tempConditionHas.owner = getString((Element) owner.item(0));
tempTrigger.conditions.add(tempConditionHas);
} else {
ZorkConditionStatus tempConditionStatus = new ZorkConditionStatus();
tempConditionStatus.object = getString((Element) object.item(0));
NodeList sstatus = condition.getElementsByTagName("status");
tempConditionStatus.status = getString((Element) sstatus.item(0));
tempTrigger.conditions.add(tempConditionStatus);
}
}
NodeList ttype = element.getElementsByTagName("type");
if (ttype.getLength() > 0) {
tempTrigger.type = getString((Element) ttype.item(0));
} else {
tempTrigger.type = "single";
}
NodeList prints = trigger.getElementsByTagName("print");
for (l = 0; l < prints.getLength(); l++) {
Element print = (Element) prints.item(l);
tempTrigger.print.add(getString(print));
}
NodeList actions = trigger.getElementsByTagName("action");
for (l = 0; l < actions.getLength(); l++) {
Element action = (Element) actions.item(l);
tempTrigger.action.add(getString(action));
}
tempRoom.trigger.add(tempTrigger);
}
NodeList containers = element.getElementsByTagName("container");
for (j = 0; j < containers.getLength(); j++) {
Element container = (Element) containers.item(j);
String containerName = getString(container);
tempRoom.container.put(containerName, containerName);
}
NodeList borders = element.getElementsByTagName("border");
for (j = 0; j < borders.getLength(); j++) {
Element border = (Element) borders.item(j);
String borderdirection = getString((Element) border.getElementsByTagName("direction").item(0));
String bordername = getString((Element) border.getElementsByTagName("name").item(0));
tempRoom.border.put(borderdirection, bordername);
}
/*Add this room to the rooms hashmap, put it in the generic objects hashmap, and store it's type in the objectlookup hashmap*/
Rooms.put(tempRoom.name, tempRoom);
Objects.put(tempRoom.name, tempRoom);
ObjectLookup.put(tempRoom.name, "room");
}
/* If it's an item... */
else if (tagType.equals("item")) {
ZorkItem tempItem = new ZorkItem();
/* Get all possible item attributes*/
NodeList name = element.getElementsByTagName("name");
if (name.getLength() > 0)
tempItem.name = getString((Element) name.item(0));
NodeList status = element.getElementsByTagName("status");
if (status.getLength() > 0) {
tempItem.status = getString((Element) status.item(0));
} else {
tempItem.status = "";
}
NodeList description = element.getElementsByTagName("description");
if (description.getLength() > 0)
tempItem.description = getString((Element) description.item(0));
NodeList writing = element.getElementsByTagName("writing");
if (writing.getLength() > 0)
tempItem.writing = getString((Element) writing.item(0));
NodeList turnon = element.getElementsByTagName("turnon");
if (turnon.getLength() > 0) {
NodeList prints = element.getElementsByTagName("print");
for (j = 0; j < prints.getLength(); j++) {
tempItem.turnOnPrint.add(getString((Element) prints.item(j)));
}
NodeList actions = element.getElementsByTagName("action");
for (j = 0; j < actions.getLength(); j++) {
tempItem.turnOnAction.add(getString((Element) actions.item(j)));
}
}
NodeList triggers = element.getElementsByTagName("trigger");
for (j = 0; j < triggers.getLength(); j++) {
ZorkTrigger tempTrigger = new ZorkTrigger();
Element trigger = (Element) triggers.item(j);
NodeList commands = trigger.getElementsByTagName("command");
for (l = 0; l < commands.getLength(); l++) {
Element command = (Element) commands.item(l);
ZorkCommand tempCommand = new ZorkCommand();
tempCommand.command = getString(command);
tempTrigger.conditions.add(tempCommand);
tempTrigger.hasCommand = true;
}
NodeList conditions = trigger.getElementsByTagName("condition");
for (l = 0; l < conditions.getLength(); l++) {
Element condition = (Element) conditions.item(l);
NodeList object = condition.getElementsByTagName("object");
NodeList has = condition.getElementsByTagName("has");
if (has.getLength() > 0) {
ZorkConditionHas tempConditionHas = new ZorkConditionHas();
tempConditionHas.has = getString((Element) has.item(0));
tempConditionHas.object = getString((Element) object.item(0));
NodeList owner = condition.getElementsByTagName("owner");
tempConditionHas.owner = getString((Element) owner.item(0));
tempTrigger.conditions.add(tempConditionHas);
} else {
ZorkConditionStatus tempConditionStatus = new ZorkConditionStatus();
tempConditionStatus.object = getString((Element) object.item(0));
NodeList sstatus = condition.getElementsByTagName("status");
tempConditionStatus.status = getString((Element) sstatus.item(0));
tempTrigger.conditions.add(tempConditionStatus);
}
}
NodeList ttype = element.getElementsByTagName("type");
if (ttype.getLength() > 0) {
tempTrigger.type = getString((Element) ttype.item(0));
} else {
tempTrigger.type = "single";
}
NodeList prints = trigger.getElementsByTagName("print");
for (l = 0; l < prints.getLength(); l++) {
Element print = (Element) prints.item(l);
tempTrigger.print.add(getString(print));
}
NodeList actions = trigger.getElementsByTagName("action");
for (l = 0; l < actions.getLength(); l++) {
Element action = (Element) actions.item(l);
tempTrigger.action.add(getString(action));
}
tempItem.trigger.add(tempTrigger);
}
/* Put each item in the items hashmap, the generic objects hashmap, and store its type in objectlookup*/
Items.put(tempItem.name, tempItem);
Objects.put(tempItem.name, tempItem);
ObjectLookup.put(tempItem.name, "item");
}
/* If it's a container... */
else if (tagType.equals("container")) {
ZorkContainer tempCont = new ZorkContainer();
/*Get all possible container attributes*/
NodeList name = element.getElementsByTagName("name");
if (name.getLength() > 0)
tempCont.name = getString((Element) name.item(0));
NodeList status = element.getElementsByTagName("status");
if (status.getLength() > 0)
tempCont.status = getString((Element) status.item(0));
/*Initially assume a closed container*/
tempCont.isOpen = false;
NodeList description = element.getElementsByTagName("description");
if (description.getLength() > 0)
tempCont.description = getString((Element) description.item(0));
NodeList accepts = element.getElementsByTagName("accept");
for (j = 0; j < accepts.getLength(); j++) {
/* If container has an accepts attribute, then it is always open*/
tempCont.isOpen = true;
tempCont.accept.add(getString((Element) accepts.item(j)));
}
NodeList citems = element.getElementsByTagName("item");
for (j = 0; j < citems.getLength(); j++) {
Element item = (Element) citems.item(j);
String itemName = getString(item);
tempCont.item.put(itemName, itemName);
}
NodeList triggers = element.getElementsByTagName("trigger");
for (j = 0; j < triggers.getLength(); j++) {
ZorkTrigger tempTrigger = new ZorkTrigger();
Element trigger = (Element) triggers.item(j);
NodeList commands = trigger.getElementsByTagName("command");
for (l = 0; l < commands.getLength(); l++) {
Element command = (Element) commands.item(l);
ZorkCommand tempCommand = new ZorkCommand();
tempCommand.command = getString(command);
tempTrigger.conditions.add(tempCommand);
tempTrigger.hasCommand = true;
}
NodeList conditions = trigger.getElementsByTagName("condition");
for (l = 0; l < conditions.getLength(); l++) {
Element condition = (Element) conditions.item(l);
NodeList object = condition.getElementsByTagName("object");
NodeList has = condition.getElementsByTagName("has");
if (has.getLength() > 0) {
ZorkConditionHas tempConditionHas = new ZorkConditionHas();
tempConditionHas.has = getString((Element) has.item(0));
tempConditionHas.object = getString((Element) object.item(0));
NodeList owner = condition.getElementsByTagName("owner");
tempConditionHas.owner = getString((Element) owner.item(0));
tempTrigger.conditions.add(tempConditionHas);
} else {
ZorkConditionStatus tempConditionStatus = new ZorkConditionStatus();
tempConditionStatus.object = getString((Element) object.item(0));
NodeList sstatus = condition.getElementsByTagName("status");
tempConditionStatus.status = getString((Element) sstatus.item(0));
tempTrigger.conditions.add(tempConditionStatus);
}
}
NodeList ttype = element.getElementsByTagName("type");
if (ttype.getLength() > 0) {
tempTrigger.type = getString((Element) ttype.item(0));
} else {
tempTrigger.type = "single";
}
NodeList prints = trigger.getElementsByTagName("print");
for (l = 0; l < prints.getLength(); l++) {
Element print = (Element) prints.item(l);
tempTrigger.print.add(getString(print));
}
NodeList actions = trigger.getElementsByTagName("action");
for (l = 0; l < actions.getLength(); l++) {
Element action = (Element) actions.item(l);
tempTrigger.action.add(getString(action));
}
tempCont.trigger.add(tempTrigger);
}
/* Put each container in the containers hashmap, the generic object hashmap, and the objectlookup hashmap*/
Containers.put(tempCont.name, tempCont);
Objects.put(tempCont.name, tempCont);
ObjectLookup.put(tempCont.name, "container");
}
/* And finally, if it's a creature...*/
else if (tagType.equals("creature")) {
ZorkCreature tempCreature = new ZorkCreature();
/* Get all possible creature attributes*/
NodeList name = element.getElementsByTagName("name");
if (name.getLength() > 0)
tempCreature.name = getString((Element) name.item(0));
NodeList status = element.getElementsByTagName("status");
if (status.getLength() > 0)
tempCreature.status = getString((Element) status.item(0));
NodeList description = element.getElementsByTagName("description");
if (description.getLength() > 0)
tempCreature.description = getString((Element) description.item(0));
NodeList vulns = element.getElementsByTagName("vulnerability");
for (j = 0; j < vulns.getLength(); j++) {
String vulnString = getString((Element) vulns.item(j));
tempCreature.vulnerability.put(vulnString, vulnString);
}
NodeList attacks = element.getElementsByTagName("attack");
for (j = 0; j < attacks.getLength(); j++) {
Element attack = (Element) attacks.item(j);
NodeList conditions = attack.getElementsByTagName("condition");
for (l = 0; l < conditions.getLength(); l++) {
Element condition = (Element) conditions.item(l);
NodeList object = condition.getElementsByTagName("object");
NodeList has = condition.getElementsByTagName("has");
if (has.getLength() > 0) {
ZorkConditionHas tempConditionHas = new ZorkConditionHas();
tempConditionHas.has = getString((Element) has.item(0));
tempConditionHas.object = getString((Element) object.item(0));
NodeList owner = condition.getElementsByTagName("owner");
tempConditionHas.owner = getString((Element) owner.item(0));
tempCreature.conditions.add(tempConditionHas);
} else {
ZorkConditionStatus tempConditionStatus = new ZorkConditionStatus();
tempConditionStatus.object = getString((Element) object.item(0));
NodeList sstatus = condition.getElementsByTagName("status");
tempConditionStatus.status = getString((Element) sstatus.item(0));
tempCreature.conditions.add(tempConditionStatus);
}
}
NodeList prints = attack.getElementsByTagName("print");
for (l = 0; l < prints.getLength(); l++) {
Element print = (Element) prints.item(l);
tempCreature.print.add(getString(print));
}
NodeList actions = attack.getElementsByTagName("action");
for (l = 0; l < actions.getLength(); l++) {
Element action = (Element) actions.item(l);
tempCreature.action.add(getString(action));
}
}
NodeList triggers = element.getElementsByTagName("trigger");
for (j = 0; j < triggers.getLength(); j++) {
ZorkTrigger tempTrigger = new ZorkTrigger();
Element trigger = (Element) triggers.item(j);
NodeList commands = trigger.getElementsByTagName("command");
for (l = 0; l < commands.getLength(); l++) {
Element command = (Element) commands.item(l);
ZorkCommand tempCommand = new ZorkCommand();
tempCommand.command = getString(command);
tempTrigger.conditions.add(tempCommand);
tempTrigger.hasCommand = true;
}
NodeList conditions = trigger.getElementsByTagName("condition");
for (l = 0; l < conditions.getLength(); l++) {
Element condition = (Element) conditions.item(l);
NodeList object = condition.getElementsByTagName("object");
NodeList has = condition.getElementsByTagName("has");
if (has.getLength() > 0) {
ZorkConditionHas tempConditionHas = new ZorkConditionHas();
tempConditionHas.has = getString((Element) has.item(0));
tempConditionHas.object = getString((Element) object.item(0));
NodeList owner = condition.getElementsByTagName("owner");
tempConditionHas.owner = getString((Element) owner.item(0));
tempTrigger.conditions.add(tempConditionHas);
} else {
ZorkConditionStatus tempConditionStatus = new ZorkConditionStatus();
tempConditionStatus.object = getString((Element) object.item(0));
NodeList sstatus = condition.getElementsByTagName("status");
tempConditionStatus.status = getString((Element) sstatus.item(0));
tempTrigger.conditions.add(tempConditionStatus);
}
}
NodeList ttype = element.getElementsByTagName("type");
if (ttype.getLength() > 0) {
tempTrigger.type = getString((Element) ttype.item(0));
} else {
tempTrigger.type = "single";
}
NodeList prints = trigger.getElementsByTagName("print");
for (l = 0; l < prints.getLength(); l++) {
Element print = (Element) prints.item(l);
tempTrigger.print.add(getString(print));
}
NodeList actions = trigger.getElementsByTagName("action");
for (l = 0; l < actions.getLength(); l++) {
Element action = (Element) actions.item(l);
tempTrigger.action.add(getString(action));
}
tempCreature.trigger.add(tempTrigger);
}
/* Put each creature in the creatures hashmap, the generic object hashmap, and the objectlookup hashmap*/
Creatures.put(tempCreature.name, tempCreature);
Objects.put(tempCreature.name, tempCreature);
ObjectLookup.put(tempCreature.name, "creature");
}
}
}
} catch (Exception e) {
System.out.println("Invalid XML file, exiting");
System.exit(-1);
//e.printStackTrace();
}
ZorkReader reader = new ZorkReader(filename);
game = reader.build();
/*Phew, we're finally done with that ... let's get playing!!*/
/* Some temporary initialization variables*/
@ -501,7 +36,7 @@ public class Zork {
/* Print out the first entrance description, starting the game!*/
System.out.println(Rooms.get(currentRoom).description);
System.out.println(game.Rooms.get(currentRoom).description);
/* There is no stopping in Zork, until we're done!!*/
while (true) {
@ -525,15 +60,7 @@ public class Zork {
}
}
/* Get a string from an element (XML parsing stuff)*/
public static String getString(Element e) {
Node child = e.getFirstChild();
if (child instanceof CharacterData) {
CharacterData cd = (CharacterData) child;
return cd.getData();
}
return "?";
}
/* I love how basic java main functions are sometimes.*/
public static void main(String[] args) {
@ -561,21 +88,21 @@ public class Zork {
/* Take */
else if (input.startsWith("take") && input.split(" ").length >= 1) {
tempString = input.split(" ")[1];
if ((Rooms.get(currentRoom)).item.get(tempString) != null) {
Inventory.put(tempString, tempString);
ZorkRoom tempRoom = (Rooms.get(currentRoom));
if ((game.Rooms.get(currentRoom)).item.get(tempString) != null) {
game.Inventory.put(tempString, tempString);
ZorkRoom tempRoom = (game.Rooms.get(currentRoom));
tempRoom.item.remove(tempString);
Rooms.put(tempRoom.name, tempRoom);
game.Rooms.put(tempRoom.name, tempRoom);
System.out.println("Item " + tempString + " added to inventory.");
} else {
/*Search all containers in the current room for the item!*/
boolean found = false;
for (String key : Rooms.get(currentRoom).container.keySet()) {
tempContainer = Containers.get(key);
for (String key : game.Rooms.get(currentRoom).container.keySet()) {
tempContainer = game.Containers.get(key);
if (tempContainer != null && tempContainer.isOpen && tempContainer.item.get(tempString) != null) {
Inventory.put(tempString, tempString);
game.Inventory.put(tempString, tempString);
tempContainer.item.remove(tempString);
Containers.put(tempContainer.name, tempContainer);
game.Containers.put(tempContainer.name, tempContainer);
System.out.println("Item " + tempString + " added to inventory.");
found = true;
break;
@ -587,7 +114,7 @@ public class Zork {
}
/* Open Exit (you should be so lucky)*/
else if (input.equals("open exit")) {
if (Rooms.get(currentRoom).type.equals("exit")) {
if (game.Rooms.get(currentRoom).type.equals("exit")) {
System.out.println("Game Over");
System.exit(0);
} else {
@ -597,9 +124,9 @@ public class Zork {
/* Open a container */
else if (input.startsWith("open") && input.split(" ").length >= 1) {
tempString = input.split(" ")[1];
String found = Rooms.get(currentRoom).container.get(tempString);
String found = game.Rooms.get(currentRoom).container.get(tempString);
if (found != null) {
tempContainer = Containers.get(tempString);
tempContainer = game.Containers.get(tempString);
tempContainer.isOpen = true;
containerInventory(tempContainer.item, tempString);
} else {
@ -610,8 +137,8 @@ public class Zork {
else if (input.startsWith("read") && input.split(" ").length >= 1) {
tempString = input.split(" ")[1];
ZorkItem tempItem;
if (Inventory.get(tempString) != null) {
tempItem = Items.get(tempString);
if (game.Inventory.get(tempString) != null) {
tempItem = game.Items.get(tempString);
if (tempItem.writing != null && tempItem.writing != "") {
System.out.println(tempItem.writing);
} else {
@ -624,11 +151,11 @@ public class Zork {
/* Drop an item*/
else if (input.startsWith("drop") && input.split(" ").length >= 1) {
tempString = input.split(" ")[1];
if (Inventory.get(tempString) != null) {
ZorkRoom tempRoom = Rooms.get(currentRoom);
if (game.Inventory.get(tempString) != null) {
ZorkRoom tempRoom = game.Rooms.get(currentRoom);
tempRoom.item.put(tempString, tempString);
Rooms.put(tempRoom.name, tempRoom);
Inventory.remove(tempString);
game.Rooms.put(tempRoom.name, tempRoom);
game.Inventory.remove(tempString);
System.out.println(tempString + " dropped.");
} else {
System.out.println("Error");
@ -638,10 +165,10 @@ public class Zork {
else if (input.startsWith("put") && input.split(" ").length >= 4) {
tempString = input.split(" ")[1];
String destination = input.split(" ")[3];
if (Rooms.get(currentRoom).container.get(destination) != null && Containers.get(destination).isOpen && Inventory.get(tempString) != null) {
tempContainer = Containers.get(destination);
if (game.Rooms.get(currentRoom).container.get(destination) != null && game.Containers.get(destination).isOpen && game.Inventory.get(tempString) != null) {
tempContainer = game.Containers.get(destination);
tempContainer.item.put(tempString, tempString);
Inventory.remove(tempString);
game.Inventory.remove(tempString);
System.out.println("Item " + tempString + " added to " + destination + ".");
} else {
System.out.println("Error");
@ -651,8 +178,8 @@ public class Zork {
else if (input.startsWith("turn on") && input.split(" ").length >= 3) {
tempString = input.split(" ")[2];
ZorkItem tempItem;
if (Inventory.get(tempString) != null) {
tempItem = Items.get(tempString);
if (game.Inventory.get(tempString) != null) {
tempItem = game.Items.get(tempString);
System.out.println("You activate the " + tempString + ".");
if (tempItem != null) {
for (y = 0; y < tempItem.turnOnPrint.size(); y++) {
@ -674,9 +201,9 @@ public class Zork {
tempString = input.split(" ")[1];
ZorkCreature tempCreature;
String weapon = input.split(" ")[3];
if (Rooms.get(currentRoom).creature.get(tempString) != null) {
tempCreature = Creatures.get(tempString);
if (tempCreature != null && Inventory.get(weapon) != null) {
if (game.Rooms.get(currentRoom).creature.get(tempString) != null) {
tempCreature = game.Creatures.get(tempString);
if (tempCreature != null && game.Inventory.get(weapon) != null) {
if (tempCreature.attack(this, weapon)) {
System.out.println("You assault the " + tempString + " with the " + weapon + ".");
for (y = 0; y < tempCreature.print.size(); y++) {
@ -710,8 +237,8 @@ public class Zork {
ZorkContainer tempContainer;
/*Check Room triggers*/
for (x = 0; x < Rooms.get(currentRoom).trigger.size(); x++) {
tempTrigger = Rooms.get(currentRoom).trigger.get(x);
for (x = 0; x < game.Rooms.get(currentRoom).trigger.size(); x++) {
tempTrigger = game.Rooms.get(currentRoom).trigger.get(x);
if (tempTrigger.evaluate(this)) {
for (y = 0; y < tempTrigger.print.size(); y++) {
System.out.println(tempTrigger.print.get(y));
@ -723,16 +250,16 @@ public class Zork {
skip = true;
}
if (tempTrigger.type.equals("single")) {
Rooms.get(currentRoom).trigger.remove(x);
game.Rooms.get(currentRoom).trigger.remove(x);
}
}
}
/* Check items in the containers in the room */
for (String key : Rooms.get(currentRoom).container.keySet()) {
tempContainer = Containers.get(key);
for (String key : game.Rooms.get(currentRoom).container.keySet()) {
tempContainer = game.Containers.get(key);
for (String key2 : tempContainer.item.keySet()) {
ZorkItem tempItem = Items.get(key2);
ZorkItem tempItem = game.Items.get(key2);
for (x = 0; x < tempItem.trigger.size(); x++) {
tempTrigger = tempItem.trigger.get(x);
if (tempTrigger.evaluate(this)) {
@ -773,8 +300,8 @@ public class Zork {
}
/* Check all creatures in the room */
for (String key : Rooms.get(currentRoom).creature.keySet()) {
ZorkCreature tempCreature = Creatures.get(key);
for (String key : game.Rooms.get(currentRoom).creature.keySet()) {
ZorkCreature tempCreature = game.Creatures.get(key);
for (x = 0; x < tempCreature.trigger.size(); x++) {
tempTrigger = tempCreature.trigger.get(x);
if (tempTrigger.evaluate(this)) {
@ -795,8 +322,8 @@ public class Zork {
}
/* Check items in inventory */
for (String key : Inventory.keySet()) {
ZorkItem tempItem = Items.get(key);
for (String key : game.Inventory.keySet()) {
ZorkItem tempItem = game.Items.get(key);
for (x = 0; x < tempItem.trigger.size(); x++) {
tempTrigger = tempItem.trigger.get(x);
if (tempTrigger.evaluate(this)) {
@ -817,8 +344,8 @@ public class Zork {
}
/* Check items in room */
for (String key : Rooms.get(currentRoom).item.keySet()) {
ZorkItem tempItem = Items.get(key);
for (String key : game.Rooms.get(currentRoom).item.keySet()) {
ZorkItem tempItem = game.Items.get(key);
for (x = 0; x < tempItem.trigger.size(); x++) {
tempTrigger = tempItem.trigger.get(x);
if (tempTrigger.evaluate(this)) {
@ -854,10 +381,10 @@ public class Zork {
fullDirection = "west";
}
destination = (Rooms.get(currentRoom)).border.get(fullDirection);
destination = (game.Rooms.get(currentRoom)).border.get(fullDirection);
if (destination != null) {
currentRoom = destination;
System.out.println(Rooms.get(currentRoom).description);
System.out.println(game.Rooms.get(currentRoom).description);
} else {
System.out.println("Can't go that way.");
}
@ -872,25 +399,25 @@ public class Zork {
object = action.split(" ")[1];
String newStatus = action.split(" ")[3];
objectType = ObjectLookup.get(object);
objectType = game.ObjectLookup.get(object);
if (objectType.equals("room")) {
ZorkRoom tempRoom = Rooms.get(object);
ZorkRoom tempRoom = game.Rooms.get(object);
tempRoom.status = newStatus;
Rooms.put(tempRoom.name, tempRoom);
game.Rooms.put(tempRoom.name, tempRoom);
} else if (objectType.equals("container")) {
ZorkContainer tempContainer = Containers.get(object);
ZorkContainer tempContainer = game.Containers.get(object);
tempContainer.status = newStatus;
Containers.put(tempContainer.name, tempContainer);
game.Containers.put(tempContainer.name, tempContainer);
} else if (objectType.equals("creature")) {
ZorkCreature tempCreature = Creatures.get(object);
ZorkCreature tempCreature = game.Creatures.get(object);
tempCreature.status = newStatus;
Creatures.put(tempCreature.name, tempCreature);
game.Creatures.put(tempCreature.name, tempCreature);
} else if (objectType.equals("item")) {
ZorkItem tempItem = Items.get(object);
ZorkItem tempItem = game.Items.get(object);
tempItem.status = newStatus;
Items.put(tempItem.name, tempItem);
game.Items.put(tempItem.name, tempItem);
}
@ -905,10 +432,10 @@ public class Zork {
else if (action.startsWith("Add")) {
String destination = action.split(" ")[3];
object = action.split(" ")[1];
objectType = ObjectLookup.get(object);
String destinationType = ObjectLookup.get(destination);
objectType = game.ObjectLookup.get(object);
String destinationType = game.ObjectLookup.get(destination);
if (destinationType.equals("room")) {
ZorkRoom tempRoom = Rooms.get(destination);
ZorkRoom tempRoom = game.Rooms.get(destination);
if (objectType.equals("item"))
tempRoom.item.put(object, object);
else if (objectType.equals("creature"))
@ -917,14 +444,14 @@ public class Zork {
tempRoom.container.put(object, object);
else
System.out.println("Error");
Rooms.put(tempRoom.name, tempRoom);
game.Rooms.put(tempRoom.name, tempRoom);
} else if (destinationType.equals("container")) {
ZorkContainer tempContainer = Containers.get(destination);
ZorkContainer tempContainer = game.Containers.get(destination);
if (objectType.equals("item"))
tempContainer.item.put(object, object);
else
System.out.println("Error");
Containers.put(tempContainer.name, tempContainer);
game.Containers.put(tempContainer.name, tempContainer);
} else {
System.out.println("Error");
}
@ -933,52 +460,52 @@ public class Zork {
/* Delete: figure out what object it is and delete it accordingly. Rooms are especially tricky */
else if (action.startsWith("Delete")) {
object = action.split(" ")[1];
objectType = ObjectLookup.get(object);
Objects.remove(object);
objectType = game.ObjectLookup.get(object);
game.Objects.remove(object);
if (objectType.equals("room")) {
ZorkRoom tempRoom;
for (String key : Rooms.keySet()) {
tempRoom = Rooms.get(key);
for (String key : game.Rooms.keySet()) {
tempRoom = game.Rooms.get(key);
for (String key2 : tempRoom.border.keySet()) {
if (tempRoom.border.get(key2).equals(object)) {
tempRoom.border.remove(key2);
}
}
Rooms.put(tempRoom.name, tempRoom);
game.Rooms.put(tempRoom.name, tempRoom);
}
} else if (objectType.equals("item")) {
ZorkRoom tempRoom;
for (String key : Rooms.keySet()) {
tempRoom = Rooms.get(key);
for (String key : game.Rooms.keySet()) {
tempRoom = game.Rooms.get(key);
if (tempRoom.item.get(object) != null) {
tempRoom.item.remove(object);
Rooms.put(tempRoom.name, tempRoom);
game.Rooms.put(tempRoom.name, tempRoom);
}
}
ZorkContainer tempContainer;
for (String key : Containers.keySet()) {
tempContainer = Containers.get(key);
for (String key : game.Containers.keySet()) {
tempContainer = game.Containers.get(key);
if (tempContainer.item.get(object) != null) {
tempContainer.item.remove(object);
Containers.put(tempContainer.name, tempContainer);
game.Containers.put(tempContainer.name, tempContainer);
}
}
} else if (objectType.equals("container")) {
ZorkRoom tempRoom;
for (String key : Rooms.keySet()) {
tempRoom = Rooms.get(key);
for (String key : game.Rooms.keySet()) {
tempRoom = game.Rooms.get(key);
if (tempRoom.container.get(object) != null) {
tempRoom.container.remove(object);
Rooms.put(tempRoom.name, tempRoom);
game.Rooms.put(tempRoom.name, tempRoom);
}
}
} else if (objectType.equals("creature")) {
ZorkRoom tempRoom;
for (String key : Rooms.keySet()) {
tempRoom = Rooms.get(key);
for (String key : game.Rooms.keySet()) {
tempRoom = game.Rooms.get(key);
if (tempRoom.creature.get(object) != null) {
tempRoom.creature.remove(object);
Rooms.put(tempRoom.name, tempRoom);
game.Rooms.put(tempRoom.name, tempRoom);
}
}
}
@ -1007,10 +534,10 @@ public class Zork {
/* Print out the inventory when user types i */
public void inventory() {
String output = "Inventory: ";
if (Inventory.isEmpty()) {
if (game.Inventory.isEmpty()) {
System.out.println("Inventory: empty");
} else {
for (String key : Inventory.keySet()) {
for (String key : game.Inventory.keySet()) {
output += key + ", ";
}
output = output.substring(0, output.length() - 2);

View file

@ -1,8 +1,8 @@
package com.github.dtschust.zork;
/* Special Command condition*/
class ZorkCommand extends ZorkCondition {
String command;
public class ZorkCommand extends ZorkCondition {
public String command;
public boolean evaluate(Zork zork) {
return command.equals(zork.userInput);

View file

@ -1,8 +1,8 @@
package com.github.dtschust.zork;
/* Generic condition*/
abstract class ZorkCondition {
String object;
public abstract class ZorkCondition {
public String object;
public abstract boolean evaluate(Zork zork);
}

View file

@ -1,23 +1,23 @@
package com.github.dtschust.zork;
/* Has conditions*/
class ZorkConditionHas extends ZorkCondition {
String has;
String owner;
public class ZorkConditionHas extends ZorkCondition {
public String has;
public String owner;
public boolean evaluate(Zork zork) {
/*Inventory is a special case as it isn't the name of any object in the game, check for it specifically*/
if (owner.equals("inventory")) {
return zork.Inventory.get(object) != null && has.equals("yes") || zork.Inventory.get(object) == null && has.equals("no");
return zork.game.Inventory.get(object) != null && has.equals("yes") || zork.game.Inventory.get(object) == null && has.equals("no");
} else {
/* is it a room?*/
ZorkRoom roomObject = zork.Rooms.get(owner);
ZorkRoom roomObject = zork.game.Rooms.get(owner);
if (roomObject != null) {
return (roomObject).item.get(object) != null && has.equals("yes") || (roomObject).item.get(object) == null && has.equals("no");
}
/* is it a container?*/
else {
ZorkContainer containerObject = zork.Containers.get(owner);
ZorkContainer containerObject = zork.game.Containers.get(owner);
if (containerObject != null) {
return (containerObject).item.get(object) != null && has.equals("yes") || (containerObject).item.get(object) == null && has.equals("no");

View file

@ -1,11 +1,11 @@
package com.github.dtschust.zork;
/* Status conditions*/
class ZorkConditionStatus extends ZorkCondition {
String status;
public class ZorkConditionStatus extends ZorkCondition {
public String status;
public boolean evaluate(Zork zork) {
ZorkObject tested = zork.Objects.get(object);
ZorkObject tested = zork.game.Objects.get(object);
return tested != null && tested.status.equals(status);
}
}

View file

@ -4,12 +4,12 @@ import java.util.ArrayList;
import java.util.HashMap;
/* Container*/
class ZorkContainer extends ZorkObject {
public class ZorkContainer extends ZorkObject {
public String name;
public HashMap<String, String> item = new HashMap<>();
public String description;
public ArrayList<String> accept = new ArrayList<>();
boolean isOpen;
public boolean isOpen;
public ZorkContainer() {
}

View file

@ -4,7 +4,7 @@ import java.util.ArrayList;
import java.util.HashMap;
/* Creature*/
class ZorkCreature extends ZorkObject {
public class ZorkCreature extends ZorkObject {
public String name;
public String description;
public HashMap<String, String> vulnerability = new HashMap<>();

View file

@ -3,7 +3,7 @@ package com.github.dtschust.zork;
import java.util.ArrayList;
/* Item*/
class ZorkItem extends ZorkObject {
public class ZorkItem extends ZorkObject {
public String name;
public String description;
public String writing;

View file

@ -3,7 +3,7 @@ package com.github.dtschust.zork;
import java.util.ArrayList;
/* Generic object, everything inherits from this*/
class ZorkObject {
public class ZorkObject {
public String status;
public ArrayList<ZorkTrigger> trigger = new ArrayList<>();

View file

@ -3,7 +3,7 @@ package com.github.dtschust.zork;
import java.util.HashMap;
/* Room*/
class ZorkRoom extends ZorkObject {
public class ZorkRoom extends ZorkObject {
public String name;
public String type = "regular";
public String description;

View file

@ -3,12 +3,12 @@ package com.github.dtschust.zork;
import java.util.ArrayList;
/*Trigger*/
class ZorkTrigger {
public class ZorkTrigger {
public ArrayList<ZorkCondition> conditions = new ArrayList<>();
public ArrayList<String> print = new ArrayList<>();
public ArrayList<String> action = new ArrayList<>();
String type = "single"; /*By default, single*/
boolean hasCommand = false;
public String type = "single"; /*By default, single*/
public boolean hasCommand = false;
public boolean evaluate(Zork zork) {
for (ZorkCondition condition : conditions) {

View file

@ -0,0 +1,18 @@
package com.github.dtschust.zork.parser;
import com.github.dtschust.zork.*;
import java.io.File;
import java.util.HashMap;
public class ZorkGame {
public HashMap<String, ZorkRoom> Rooms = new HashMap<>();
public HashMap<String, ZorkItem> Items = new HashMap<>();
public HashMap<String, ZorkContainer> Containers = new HashMap<>();
public HashMap<String, ZorkObject> Objects = new HashMap<>();
public HashMap<String, ZorkCreature> Creatures = new HashMap<>();
public HashMap<String, String> Inventory = new HashMap<>();
public HashMap<String, String> ObjectLookup = new HashMap<>();
public String currentRoom;
public File file;
}

View file

@ -0,0 +1,497 @@
package com.github.dtschust.zork.parser;
import com.github.dtschust.zork.*;
import org.w3c.dom.CharacterData;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import java.io.File;
public class ZorkReader {
private final String filename;
public ZorkReader(String filename) {
this.filename = filename;
}
public ZorkGame build(){
int j, k, l;
ZorkGame data = new ZorkGame();
File file = new File(filename);
if (!file.canRead()) {
System.out.println("Error opening file. Exiting...");
throw new RuntimeException();
}
try {
/* Open the xml file*/
DocumentBuilder builder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
Document doc = builder.parse(file);
Element rootElement = doc.getDocumentElement();
/* Every single first generation child is a room, container, creature, or item. So load them in*/
NodeList nodes = rootElement.getChildNodes();
for (k = 0; k < nodes.getLength(); k++) {
Node node = nodes.item(k);
Element element;
if (node instanceof Element) {
element = (Element) node;
String tagType = element.getTagName();
/* If it's a room ... */
if (tagType.equals("room")) {
ZorkRoom tempRoom = new ZorkRoom();
/*Get all possible Room attributes*/
NodeList name = element.getElementsByTagName("name");
tempRoom.name = getString((Element) name.item(0));
NodeList type = element.getElementsByTagName("type");
if (type.getLength() > 0) {
tempRoom.type = getString((Element) type.item(0));
} else {
tempRoom.type = "regular";
}
NodeList status = element.getElementsByTagName("status");
if (status.getLength() > 0) {
tempRoom.status = getString((Element) type.item(0));
} else {
tempRoom.status = "";
}
NodeList description = element.getElementsByTagName("description");
tempRoom.description = getString((Element) description.item(0));
NodeList items = element.getElementsByTagName("item");
for (j = 0; j < items.getLength(); j++) {
Element item = (Element) items.item(j);
String itemName = getString(item);
tempRoom.item.put(itemName, itemName);
}
NodeList creatures = element.getElementsByTagName("creature");
for (j = 0; j < creatures.getLength(); j++) {
Element creature = (Element) creatures.item(j);
String creatureName = getString(creature);
tempRoom.creature.put(creatureName, creatureName);
}
NodeList triggers = element.getElementsByTagName("trigger");
for (j = 0; j < triggers.getLength(); j++) {
ZorkTrigger tempTrigger = new ZorkTrigger();
Element trigger = (Element) triggers.item(j);
NodeList commands = trigger.getElementsByTagName("command");
for (l = 0; l < commands.getLength(); l++) {
Element command = (Element) commands.item(l);
ZorkCommand tempCommand = new ZorkCommand();
tempCommand.command = getString(command);
tempTrigger.conditions.add(tempCommand);
tempTrigger.hasCommand = true;
}
NodeList conditions = trigger.getElementsByTagName("condition");
for (l = 0; l < conditions.getLength(); l++) {
Element condition = (Element) conditions.item(l);
NodeList object = condition.getElementsByTagName("object");
NodeList has = condition.getElementsByTagName("has");
if (has.getLength() > 0) {
ZorkConditionHas tempConditionHas = new ZorkConditionHas();
tempConditionHas.has = getString((Element) has.item(0));
tempConditionHas.object = getString((Element) object.item(0));
NodeList owner = condition.getElementsByTagName("owner");
tempConditionHas.owner = getString((Element) owner.item(0));
tempTrigger.conditions.add(tempConditionHas);
} else {
ZorkConditionStatus tempConditionStatus = new ZorkConditionStatus();
tempConditionStatus.object = getString((Element) object.item(0));
NodeList sstatus = condition.getElementsByTagName("status");
tempConditionStatus.status = getString((Element) sstatus.item(0));
tempTrigger.conditions.add(tempConditionStatus);
}
}
NodeList ttype = element.getElementsByTagName("type");
if (ttype.getLength() > 0) {
tempTrigger.type = getString((Element) ttype.item(0));
} else {
tempTrigger.type = "single";
}
NodeList prints = trigger.getElementsByTagName("print");
for (l = 0; l < prints.getLength(); l++) {
Element print = (Element) prints.item(l);
tempTrigger.print.add(getString(print));
}
NodeList actions = trigger.getElementsByTagName("action");
for (l = 0; l < actions.getLength(); l++) {
Element action = (Element) actions.item(l);
tempTrigger.action.add(getString(action));
}
tempRoom.trigger.add(tempTrigger);
}
NodeList containers = element.getElementsByTagName("container");
for (j = 0; j < containers.getLength(); j++) {
Element container = (Element) containers.item(j);
String containerName = getString(container);
tempRoom.container.put(containerName, containerName);
}
NodeList borders = element.getElementsByTagName("border");
for (j = 0; j < borders.getLength(); j++) {
Element border = (Element) borders.item(j);
String borderdirection = getString((Element) border.getElementsByTagName("direction").item(0));
String bordername = getString((Element) border.getElementsByTagName("name").item(0));
tempRoom.border.put(borderdirection, bordername);
}
/*Add this room to the rooms hashmap, put it in the generic objects hashmap, and store it's type in the objectlookup hashmap*/
data.Rooms.put(tempRoom.name, tempRoom);
data.Objects.put(tempRoom.name, tempRoom);
data.ObjectLookup.put(tempRoom.name, "room");
}
/* If it's an item... */
else if (tagType.equals("item")) {
ZorkItem tempItem = new ZorkItem();
/* Get all possible item attributes*/
NodeList name = element.getElementsByTagName("name");
if (name.getLength() > 0)
tempItem.name = getString((Element) name.item(0));
NodeList status = element.getElementsByTagName("status");
if (status.getLength() > 0) {
tempItem.status = getString((Element) status.item(0));
} else {
tempItem.status = "";
}
NodeList description = element.getElementsByTagName("description");
if (description.getLength() > 0)
tempItem.description = getString((Element) description.item(0));
NodeList writing = element.getElementsByTagName("writing");
if (writing.getLength() > 0)
tempItem.writing = getString((Element) writing.item(0));
NodeList turnon = element.getElementsByTagName("turnon");
if (turnon.getLength() > 0) {
NodeList prints = element.getElementsByTagName("print");
for (j = 0; j < prints.getLength(); j++) {
tempItem.turnOnPrint.add(getString((Element) prints.item(j)));
}
NodeList actions = element.getElementsByTagName("action");
for (j = 0; j < actions.getLength(); j++) {
tempItem.turnOnAction.add(getString((Element) actions.item(j)));
}
}
NodeList triggers = element.getElementsByTagName("trigger");
for (j = 0; j < triggers.getLength(); j++) {
ZorkTrigger tempTrigger = new ZorkTrigger();
Element trigger = (Element) triggers.item(j);
NodeList commands = trigger.getElementsByTagName("command");
for (l = 0; l < commands.getLength(); l++) {
Element command = (Element) commands.item(l);
ZorkCommand tempCommand = new ZorkCommand();
tempCommand.command = getString(command);
tempTrigger.conditions.add(tempCommand);
tempTrigger.hasCommand = true;
}
NodeList conditions = trigger.getElementsByTagName("condition");
for (l = 0; l < conditions.getLength(); l++) {
Element condition = (Element) conditions.item(l);
NodeList object = condition.getElementsByTagName("object");
NodeList has = condition.getElementsByTagName("has");
if (has.getLength() > 0) {
ZorkConditionHas tempConditionHas = new ZorkConditionHas();
tempConditionHas.has = getString((Element) has.item(0));
tempConditionHas.object = getString((Element) object.item(0));
NodeList owner = condition.getElementsByTagName("owner");
tempConditionHas.owner = getString((Element) owner.item(0));
tempTrigger.conditions.add(tempConditionHas);
} else {
ZorkConditionStatus tempConditionStatus = new ZorkConditionStatus();
tempConditionStatus.object = getString((Element) object.item(0));
NodeList sstatus = condition.getElementsByTagName("status");
tempConditionStatus.status = getString((Element) sstatus.item(0));
tempTrigger.conditions.add(tempConditionStatus);
}
}
NodeList ttype = element.getElementsByTagName("type");
if (ttype.getLength() > 0) {
tempTrigger.type = getString((Element) ttype.item(0));
} else {
tempTrigger.type = "single";
}
NodeList prints = trigger.getElementsByTagName("print");
for (l = 0; l < prints.getLength(); l++) {
Element print = (Element) prints.item(l);
tempTrigger.print.add(getString(print));
}
NodeList actions = trigger.getElementsByTagName("action");
for (l = 0; l < actions.getLength(); l++) {
Element action = (Element) actions.item(l);
tempTrigger.action.add(getString(action));
}
tempItem.trigger.add(tempTrigger);
}
/* Put each item in the items hashmap, the generic objects hashmap, and store its type in objectlookup*/
data.Items.put(tempItem.name, tempItem);
data.Objects.put(tempItem.name, tempItem);
data.ObjectLookup.put(tempItem.name, "item");
}
/* If it's a container... */
else if (tagType.equals("container")) {
ZorkContainer tempCont = new ZorkContainer();
/*Get all possible container attributes*/
NodeList name = element.getElementsByTagName("name");
if (name.getLength() > 0)
tempCont.name = getString((Element) name.item(0));
NodeList status = element.getElementsByTagName("status");
if (status.getLength() > 0)
tempCont.status = getString((Element) status.item(0));
/*Initially assume a closed container*/
tempCont.isOpen = false;
NodeList description = element.getElementsByTagName("description");
if (description.getLength() > 0)
tempCont.description = getString((Element) description.item(0));
NodeList accepts = element.getElementsByTagName("accept");
for (j = 0; j < accepts.getLength(); j++) {
/* If container has an accepts attribute, then it is always open*/
tempCont.isOpen = true;
tempCont.accept.add(getString((Element) accepts.item(j)));
}
NodeList citems = element.getElementsByTagName("item");
for (j = 0; j < citems.getLength(); j++) {
Element item = (Element) citems.item(j);
String itemName = getString(item);
tempCont.item.put(itemName, itemName);
}
NodeList triggers = element.getElementsByTagName("trigger");
for (j = 0; j < triggers.getLength(); j++) {
ZorkTrigger tempTrigger = new ZorkTrigger();
Element trigger = (Element) triggers.item(j);
NodeList commands = trigger.getElementsByTagName("command");
for (l = 0; l < commands.getLength(); l++) {
Element command = (Element) commands.item(l);
ZorkCommand tempCommand = new ZorkCommand();
tempCommand.command = getString(command);
tempTrigger.conditions.add(tempCommand);
tempTrigger.hasCommand = true;
}
NodeList conditions = trigger.getElementsByTagName("condition");
for (l = 0; l < conditions.getLength(); l++) {
Element condition = (Element) conditions.item(l);
NodeList object = condition.getElementsByTagName("object");
NodeList has = condition.getElementsByTagName("has");
if (has.getLength() > 0) {
ZorkConditionHas tempConditionHas = new ZorkConditionHas();
tempConditionHas.has = getString((Element) has.item(0));
tempConditionHas.object = getString((Element) object.item(0));
NodeList owner = condition.getElementsByTagName("owner");
tempConditionHas.owner = getString((Element) owner.item(0));
tempTrigger.conditions.add(tempConditionHas);
} else {
ZorkConditionStatus tempConditionStatus = new ZorkConditionStatus();
tempConditionStatus.object = getString((Element) object.item(0));
NodeList sstatus = condition.getElementsByTagName("status");
tempConditionStatus.status = getString((Element) sstatus.item(0));
tempTrigger.conditions.add(tempConditionStatus);
}
}
NodeList ttype = element.getElementsByTagName("type");
if (ttype.getLength() > 0) {
tempTrigger.type = getString((Element) ttype.item(0));
} else {
tempTrigger.type = "single";
}
NodeList prints = trigger.getElementsByTagName("print");
for (l = 0; l < prints.getLength(); l++) {
Element print = (Element) prints.item(l);
tempTrigger.print.add(getString(print));
}
NodeList actions = trigger.getElementsByTagName("action");
for (l = 0; l < actions.getLength(); l++) {
Element action = (Element) actions.item(l);
tempTrigger.action.add(getString(action));
}
tempCont.trigger.add(tempTrigger);
}
/* Put each container in the containers hashmap, the generic object hashmap, and the objectlookup hashmap*/
data.Containers.put(tempCont.name, tempCont);
data.Objects.put(tempCont.name, tempCont);
data.ObjectLookup.put(tempCont.name, "container");
}
/* And finally, if it's a creature...*/
else if (tagType.equals("creature")) {
ZorkCreature tempCreature = new ZorkCreature();
/* Get all possible creature attributes*/
NodeList name = element.getElementsByTagName("name");
if (name.getLength() > 0)
tempCreature.name = getString((Element) name.item(0));
NodeList status = element.getElementsByTagName("status");
if (status.getLength() > 0)
tempCreature.status = getString((Element) status.item(0));
NodeList description = element.getElementsByTagName("description");
if (description.getLength() > 0)
tempCreature.description = getString((Element) description.item(0));
NodeList vulns = element.getElementsByTagName("vulnerability");
for (j = 0; j < vulns.getLength(); j++) {
String vulnString = getString((Element) vulns.item(j));
tempCreature.vulnerability.put(vulnString, vulnString);
}
NodeList attacks = element.getElementsByTagName("attack");
for (j = 0; j < attacks.getLength(); j++) {
Element attack = (Element) attacks.item(j);
NodeList conditions = attack.getElementsByTagName("condition");
for (l = 0; l < conditions.getLength(); l++) {
Element condition = (Element) conditions.item(l);
NodeList object = condition.getElementsByTagName("object");
NodeList has = condition.getElementsByTagName("has");
if (has.getLength() > 0) {
ZorkConditionHas tempConditionHas = new ZorkConditionHas();
tempConditionHas.has = getString((Element) has.item(0));
tempConditionHas.object = getString((Element) object.item(0));
NodeList owner = condition.getElementsByTagName("owner");
tempConditionHas.owner = getString((Element) owner.item(0));
tempCreature.conditions.add(tempConditionHas);
} else {
ZorkConditionStatus tempConditionStatus = new ZorkConditionStatus();
tempConditionStatus.object = getString((Element) object.item(0));
NodeList sstatus = condition.getElementsByTagName("status");
tempConditionStatus.status = getString((Element) sstatus.item(0));
tempCreature.conditions.add(tempConditionStatus);
}
}
NodeList prints = attack.getElementsByTagName("print");
for (l = 0; l < prints.getLength(); l++) {
Element print = (Element) prints.item(l);
tempCreature.print.add(getString(print));
}
NodeList actions = attack.getElementsByTagName("action");
for (l = 0; l < actions.getLength(); l++) {
Element action = (Element) actions.item(l);
tempCreature.action.add(getString(action));
}
}
NodeList triggers = element.getElementsByTagName("trigger");
for (j = 0; j < triggers.getLength(); j++) {
ZorkTrigger tempTrigger = new ZorkTrigger();
Element trigger = (Element) triggers.item(j);
NodeList commands = trigger.getElementsByTagName("command");
for (l = 0; l < commands.getLength(); l++) {
Element command = (Element) commands.item(l);
ZorkCommand tempCommand = new ZorkCommand();
tempCommand.command = getString(command);
tempTrigger.conditions.add(tempCommand);
tempTrigger.hasCommand = true;
}
NodeList conditions = trigger.getElementsByTagName("condition");
for (l = 0; l < conditions.getLength(); l++) {
Element condition = (Element) conditions.item(l);
NodeList object = condition.getElementsByTagName("object");
NodeList has = condition.getElementsByTagName("has");
if (has.getLength() > 0) {
ZorkConditionHas tempConditionHas = new ZorkConditionHas();
tempConditionHas.has = getString((Element) has.item(0));
tempConditionHas.object = getString((Element) object.item(0));
NodeList owner = condition.getElementsByTagName("owner");
tempConditionHas.owner = getString((Element) owner.item(0));
tempTrigger.conditions.add(tempConditionHas);
} else {
ZorkConditionStatus tempConditionStatus = new ZorkConditionStatus();
tempConditionStatus.object = getString((Element) object.item(0));
NodeList sstatus = condition.getElementsByTagName("status");
tempConditionStatus.status = getString((Element) sstatus.item(0));
tempTrigger.conditions.add(tempConditionStatus);
}
}
NodeList ttype = element.getElementsByTagName("type");
if (ttype.getLength() > 0) {
tempTrigger.type = getString((Element) ttype.item(0));
} else {
tempTrigger.type = "single";
}
NodeList prints = trigger.getElementsByTagName("print");
for (l = 0; l < prints.getLength(); l++) {
Element print = (Element) prints.item(l);
tempTrigger.print.add(getString(print));
}
NodeList actions = trigger.getElementsByTagName("action");
for (l = 0; l < actions.getLength(); l++) {
Element action = (Element) actions.item(l);
tempTrigger.action.add(getString(action));
}
tempCreature.trigger.add(tempTrigger);
}
/* Put each creature in the creatures hashmap, the generic object hashmap, and the objectlookup hashmap*/
data.Creatures.put(tempCreature.name, tempCreature);
data.Objects.put(tempCreature.name, tempCreature);
data.ObjectLookup.put(tempCreature.name, "creature");
}
}
}
} catch (Exception e) {
System.out.println("Invalid XML file, exiting");
System.exit(-1);
//e.printStackTrace();
}
return data;
}
/* Get a string from an element (XML parsing stuff)*/
public static String getString(Element e) {
Node child = e.getFirstChild();
if (child instanceof CharacterData) {
CharacterData cd = (CharacterData) child;
return cd.getData();
}
return "?";
}
}