added some more classes

Server/src/Persistence/DAO.java

-package Persistence;
-
-public abstract class DAO<T> {
-
-    public abstract void persist(T object);
-
-    public abstract void update(T object);
-
-    public abstract void remove(T object);
-}

Server/src/Persistence/Database.java

+package Persistence;
+
+public class Database {
+
+    /**
+     * Load or create sqLite database
+     */
+    public void setup() {
+    }
+
+    /**
+     * Create new database
+     */
+    private void createDatabase() {
+    }
+
+    /**
+     * Backup database
+     */
+    public void backupDatabase() {
+    }
+}

Server/src/Server.java

+import Persistence.Database;
+
+/**
+ * This class creates the game server and handles storing the data
+ */
 public class Server {
+
+    /**
+     * Start the server
+     */
+    public static void main(String[] args) {
+
+    }
+
+    /**
+     * Send some data
+     */
+    public void sendPackets() {
+    }
+
+    /**
+     * Receive some data
+     */
+    public void receivePackets() {
+    }
+
+    /**
+     * Validate packets
+     */
+    public void validatePackets() {
+    }
+
+    /**
+     * Current database
+     */
+    private Database currentDatabase() {
+        return null;
+    }
 }

build.gradle

@@ -46,7 +46,8 @@ project(":desktop") {
         implementation project(":core")
         api "com.badlogicgames.gdx:gdx-backend-lwjgl:$gdxVersion"
         api "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-desktop"
-        
+        // sqlite
+        compile group:'org.xerial', name:'sqlite-jdbc', version:'3.8.11.2'
     }
 }
 

core/src/com/galaxytrucker/galaxytruckerreloaded/IO/Screen/Map.java

+package com.galaxytrucker.galaxytruckerreloaded.IO.Screen;
+
+public class Map {
+}

core/src/com/galaxytrucker/galaxytruckerreloaded/Model/Planet/Planet.java

+package com.galaxytrucker.galaxytruckerreloaded.Model.Planet;
+
+public abstract class Planet {
+
+    /** Planet name */
+    private String name;
+}

core/src/com/galaxytrucker/galaxytruckerreloaded/Model/Ship.java

 package com.galaxytrucker.galaxytruckerreloaded.Model;
 
 public class Ship {
+
+    /**
+     * HP
+     */
+    private int hp;
+
+    /**
+     * Shields
+     */
+    private int shields;
+
+    /**
+     * Take damage
+     */
+    private void takeDamage(int amount) {
+    }
+
+    /**
+     * Add hp
+     */
+    private void heal(int hp) {
+    }
+
+    /**
+     * Add shields
+     */
+    private void applyShields(int shields) {
+    }
+
 }

core/src/com/galaxytrucker/galaxytruckerreloaded/Model/Weapons/Weapon.java

@@ -2,7 +2,9 @@ package com.galaxytrucker.galaxytruckerreloaded.Model.Weapons;
 
 public abstract class Weapon {
 
+    /** Weapon damage */
     private int damage;
 
+    /** Weapon coolDown */
     private int cooldown;
 }

core/src/com/galaxytrucker/galaxytruckerreloaded/View/BaseRenderer.java

@@ -2,7 +2,9 @@ package com.galaxytrucker.galaxytruckerreloaded.View;
 
 public interface BaseRenderer {
 
+    /** Setup */
     public void setup();
 
+    /** Render */
     public void render();
 }

core/src/com/galaxytrucker/galaxytruckerreloaded/View/Ship/ShipView.java

+package com.galaxytrucker.galaxytruckerreloaded.View.Ship;
+
+import com.galaxytrucker.galaxytruckerreloaded.View.BaseRenderer;
+
+public abstract class ShipView implements BaseRenderer {
+}

core/src/com/galaxytrucker/galaxytruckerreloaded/View/Weapons/WeaponView.java

+package com.galaxytrucker.galaxytruckerreloaded.View.Weapons;
+
+import com.galaxytrucker.galaxytruckerreloaded.View.BaseRenderer;
+
+public abstract class WeaponView implements BaseRenderer {
+
+}

gradle/wrapper/gradle-wrapper.properties

+#Wed May 13 18:41:23 IDT 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip