Use SQLite database to hold cards, allowing user submitted cards.

Card.java

@@ -71,6 +71,7 @@ public class Card{
                 + ", image=" + image + ", manaCost=" + manaCost + ", power=" + power + ", toughness=" + toughness + "]";
     }
     
+    public Card() {}
     public Card(String cardName, int manaCost, int power, int toughness, String description, String image,
             String creatureType) {
         this.cardName = cardName;

Deck.java

@@ -5,6 +5,7 @@ public class Deck {
     protected ArrayList<Card> topdeck;
     protected ArrayList<Card> discard;
     protected ArrayList<Card> hand;
+
     public Card drawCard(){
         if (topdeck.size()<=0)
             return null;
@@ -15,25 +16,15 @@ public class Deck {
         
     }
     public Deck() {
+        SQLDriver d = new SQLDriver();
+        d.setupTable();
         topdeck = new ArrayList<Card>();
-        discard=new ArrayList<Card>();
         hand = new ArrayList<Card>();
-        for (int i = 0; i < 4; i++){
+        discard = new ArrayList<Card>();
-            topdeck.add(new Card("Devouring Dragon", 5, 5, 6, "He does to people what Greg does to booty.", "", "Dragon"));
+        for (int i = 0; i < 60; i++){
-            topdeck.add(new Card("Dragon Worshipper", 1, 1, 1, "He spends his days praying to dragons.", "", "Human"));
+            topdeck.add(d.getRandomCard());
-            topdeck.add(new Card("Dragon Whelp", 2, 3, 2, "He'll get there.", "", "Dragon"));
-            topdeck.add(new Card("Dragon Egg", 1, 0, 2, "Close to hatching!", "", "Egg"));
-            topdeck.add(new Card("Lingering Flame", 3, 4, 3, "He lives among the dragons.", "", "Elemental"));
-            topdeck.add(new Card("Dragonguard Sentry", 1, 1, 2, "Devoted to the protection of the dragonflight.", "", "Human"));
-            topdeck.add(new Card("Withering Flamewitch", 2, 4, 2, "Her flame bites deep.", "", "Human"));
-            topdeck.add(new Card("Final Examination", 6, 9000, 0, "Oh dear, Greg.", "", "Parchment"));
-            topdeck.add(new Card("Drunken Dragon", 3, 4, 1, "He's trying.", "", "Dragon"));
-        }
-        for (int i = 0; i < 24; i++){
-            topdeck.add(new Card("Isle of Power", -1, 0, 0, "Invoke this for mana.", "", "Land"));
         }
         Shuffle();
-        
         for (int i = 0; i < 7; i++){
             drawCard();
         }

Makefile

@@ -1,8 +1,9 @@
 JCC = javac
 MAIN_CLASS = Driver
 OUT_JAR = MTGClone.jar
-
+SQLITE_JDBC_JAR = sqlite-jdbc-3.32.3.2.jar
-JFLAGS = -g
+SQLITE_JDBC = https://github.com/xerial/sqlite-jdbc/releases/download/3.32.3.2/$(SQLITE_JDBC_JAR)
+JFLAGS = -g -classpath ".:$(SQLITE_JDBC_JAR)"
 
 default:
 	@echo \"make build\" to compile Java classes
@@ -10,7 +11,10 @@ default:
 	@echo \"make jar\" to compile executable jar
 	@echo \"make clean\" to clean up artifacts
 
-build: 
+sqlite_jdbc:
+	wget -N $(SQLITE_JDBC)
+
+build: sqlite_jdbc
 	$(JCC) $(JFLAGS) $(MAIN_CLASS).java
 
 run: jar 
@@ -18,7 +22,7 @@ run: jar
 
 jar: build
 	@echo "Manifest-Version: 1.0" > manifest.txt
-	@echo "Class-Path: ." >> manifest.txt
+	@echo "Class-Path: ./sqlite-jdbc-3.32.3.2.jar" >> manifest.txt
 	@echo "Main-Class: $(MAIN_CLASS)" >> manifest.txt
 	@echo "" >> manifest.txt
 	jar -cmf manifest.txt $(OUT_JAR) *.class
@@ -27,5 +31,7 @@ jar: build
 
 clean:
 	$(RM) *.class
+	$(RM) cards.db
 	$(RM) manifest.txt
 	$(RM) $(OUT_JAR)
+	$(RM) $(SQLITE_JDBC_JAR)

SQLDriver.java

@@ -0,0 +1,123 @@
+import java.sql.*;
+import java.util.*;
+
+public class SQLDriver {
+    protected Connection c = null;
+
+    public boolean tryConnect() {
+        try {
+            Class.forName("org.sqlite.JDBC");
+            c = DriverManager.getConnection("jdbc:sqlite:cards.db");
+        } catch (Exception e) {
+            System.err.println(e.getClass().getName() + ": " + e.getMessage());
+            return false;
+        }
+        return true;
+    }
+
+    public Card getRandomCard() {
+        try {
+            c = DriverManager.getConnection("jdbc:sqlite:cards.db");
+            c.setAutoCommit(false);
+
+            Statement stmt = c.createStatement();
+            ResultSet rs = stmt.executeQuery("SELECT * FROM CARDS ORDER BY RANDOM() LIMIT 1;");
+            String cardName = "";
+            int manaCost = 0;
+            int power = 0;
+            int toughness = 0;
+            String description = "";
+            String image = "";
+            String creatureType = "";
+
+            while (rs.next()) {
+                cardName = rs.getString("CARDNAME");
+                manaCost = rs.getInt("MANACOST");
+                power = rs.getInt("POWER");
+                toughness = rs.getInt("TOUGHNESS");
+                description = rs.getString("DESCRIPTION");
+                image = rs.getString("IMAGE");
+                creatureType = rs.getString("CREATURETYPE");
+
+            }
+            rs.close();
+            stmt.close();
+            c.close();
+            Card card = new Card(cardName, manaCost, power, toughness, description, image, creatureType);
+            return card;
+        } catch (Exception e) {
+            System.err.println(e.getClass().getName() + ": " + e.getMessage());
+            System.exit(0);
+        }
+        System.err.println("Returning null.");
+        return null;
+    }
+
+    public boolean insertCard(Card card) {
+        Statement stmt = null;
+        try {
+            Class.forName("org.sqlite.JDBC");
+            c = DriverManager.getConnection("jdbc:sqlite:cards.db");
+            c.setAutoCommit(false);
+            String baseStmt = "INSERT INTO CARDS (CARDNAME,MANACOST,POWER,TOUGHNESS,DESCRIPTION,IMAGE,CREATURETYPE) VALUES ";
+            stmt = c.createStatement();
+            String sql = "(\'" + card.cardName + "\'," + card.manaCost + "," + card.power + "," + card.toughness + ", \'"
+                    + card.description + "\',\'" + card.image + "\',\'" + card.creatureType + "\');";
+            stmt.executeUpdate(baseStmt + sql);
+            stmt.close();
+            c.commit();
+            c.close();
+        } catch (Exception e) {
+            System.err.println(e.getClass().getName() + ": " + e.getMessage());
+            return false;
+        }
+        return true;
+
+    }
+
+    public boolean setupCards() {
+        ArrayList<Card> topdeck = new ArrayList<Card>();
+        topdeck.add(new Card("Devouring Dragon", 5, 5, 6, "He does to people what Greg does to booty.", "", "Dragon"));
+        topdeck.add(new Card("Dragon Worshipper", 1, 1, 1, "He spends his days praying to dragons.", "", "Human"));
+        topdeck.add(new Card("Dragon Whelp", 2, 3, 2, "He will get there.", "", "Dragon"));
+        topdeck.add(new Card("Dragon Egg", 1, 0, 2, "Close to hatching!", "", "Egg"));
+        topdeck.add(new Card("Lingering Flame", 3, 4, 3, "He lives among the dragons.", "", "Elemental"));
+        topdeck.add(
+                new Card("Dragonguard Sentry", 1, 1, 2, "Devoted to the protection of the dragonflight.", "", "Human"));
+        topdeck.add(new Card("Withering Flamewitch", 2, 4, 2, "Her flame bites deep.", "", "Human"));
+        topdeck.add(new Card("Final Examination", 6, 9000, 0, "Oh dear, Greg.", "", "Parchment"));
+        topdeck.add(new Card("Drunken Dragon", 3, 4, 1, "He is trying.", "", "Dragon"));
+        topdeck.add(new Card("Isle of Power", -1, 0, 0, "Invoke this for mana.", "", "Land"));
+        for (Card card : topdeck) {
+            if (!insertCard(card)) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    public boolean setupTable() {
+        Statement stmt = null;
+        try {
+            Class.forName("org.sqlite.JDBC");
+            c = DriverManager.getConnection("jdbc:sqlite:cards.db");
+            stmt = c.createStatement();
+            String sql = "CREATE TABLE CARDS " + "(ID INTEGER PRIMARY KEY AUTOINCREMENT    NOT NULL,"
+                    + " CARDNAME       TEXT    NOT NULL, " + " MANACOST       INT     NOT NULL, "
+                    + " POWER          INT     NOT NULL, " + " TOUGHNESS      INT     NOT NULL, "
+                    + " DESCRIPTION    TEXT    NOT NULL, " + " IMAGE          TEXT    NOT NULL, "
+                    + " CREATURETYPE   TEXT    NOT NULL)";
+            stmt.executeUpdate(sql);
+            stmt.close();
+            c.close();
+            if (!setupCards()) {
+                System.exit(-1);
+            }
+        } catch (Exception e) {
+            if (!e.getMessage().contains("(table CARDS already exists)"))
+                System.err.println(e.getClass().getName() + ": " + e.getMessage());
+            return false;
+        }
+        return true;
+    }
+}