Add final keywords

src/net/TheDgtl/Stargate/Blox.java

@@ -30,10 +30,10 @@ import org.bukkit.block.data.type.WallSign;
  */
 
 public class Blox {
-	private int x;
-	private int y;
-	private int z;
-	private World world;
+	private final int x;
+	private final int y;
+	private final int z;
+	private final World world;
 	private Blox parent = null;
 
 	public Blox (World world, int x, int y, int z) {

src/net/TheDgtl/Stargate/Gate.java

@@ -39,18 +39,18 @@ public class Gate {
 	private static final Character ANYTHING = ' ';
 	private static final Character ENTRANCE = '.';
 	private static final Character EXIT = '*';
-	private static HashMap<String, Gate> gates = new HashMap<>();
-	private static HashMap<Material, ArrayList<Gate>> controlBlocks = new HashMap<>();
-	private static HashSet<Material> frameBlocks = new HashSet<>();
+	private static final HashMap<String, Gate> gates = new HashMap<>();
+	private static final HashMap<Material, ArrayList<Gate>> controlBlocks = new HashMap<>();
+	private static final HashSet<Material> frameBlocks = new HashSet<>();
 
-	private String filename;
-	private Character[][] layout;
-	private HashMap<Character, Material> types;
+	private final String filename;
+	private final Character[][] layout;
+	private final HashMap<Character, Material> types;
 	private RelativeBlockVector[] entrances = new RelativeBlockVector[0];
 	private RelativeBlockVector[] border = new RelativeBlockVector[0];
 	private RelativeBlockVector[] controls = new RelativeBlockVector[0];
 	private RelativeBlockVector exitBlock = null;
-	private HashMap<RelativeBlockVector, Integer> exits = new HashMap<>();
+	private final HashMap<RelativeBlockVector, Integer> exits = new HashMap<>();
 	private Material portalBlockOpen = Material.NETHER_PORTAL;
 	private Material portalBlockClosed = Material.AIR;
 	

src/net/TheDgtl/Stargate/LangLoader.java

@@ -31,12 +31,12 @@ import java.util.Set;
  */
 
 public class LangLoader {
-	private String UTF8_BOM = "\uFEFF";
+	private final String UTF8_BOM = "\uFEFF";
 	// Variables
-	private String datFolder;
+	private final String datFolder;
 	private String lang;
 	private HashMap<String, String> strList;
-	private HashMap<String, String> defList;
+	private final HashMap<String, String> defList;
 	
 	public LangLoader(String datFolder, String lang) {
 		this.lang = lang;

src/net/TheDgtl/Stargate/Portal.java

@@ -70,14 +70,14 @@ public class Portal {
 	private static final HashMap<String, Portal> bungeePortals = new HashMap<>();
 	
 	// Gate location block info
-	private Blox topLeft;
-	private int modX;
-	private int modZ;
-	private float rotX;
-	private Axis rot;
+	private final Blox topLeft;
+	private final int modX;
+	private final int modZ;
+	private final float rotX;
+	private final Axis rot;
 	
 	// Block references
-	private Blox id;
+	private final Blox id;
 	private Blox button;
 	private Blox[] frame;
 	private Blox[] entrances;
@@ -87,10 +87,10 @@ public class Portal {
 	private String destination;
 	private String lastDest = "";
 	private String network;
-	private Gate gate;
+	private final Gate gate;
 	private String ownerName = "";
 	private UUID ownerUUID = null;
-	private World world;
+	private final World world;
 	private boolean verified;
 	private boolean fixed;
 	

src/net/TheDgtl/Stargate/Stargate.java

@@ -97,8 +97,8 @@ public class Stargate extends JavaPlugin {
 	private static boolean destroyExplosion = false;
 	public static int maxGates = 0;
 	private static String langName = "en";
-	private static int activeTime = 10;
-	private static int openTime = 10;
+	private static final int activeTime = 10;
+	private static final int openTime = 10;
 	public static boolean destMemory = false;
 	public static boolean handleVehicles = true;
 	public static boolean sortLists = false;

src/net/TheDgtl/Stargate/event/StargateAccessEvent.java

@@ -24,7 +24,7 @@ import net.TheDgtl.Stargate.Portal;
  */
 
 public class StargateAccessEvent extends StargateEvent {
-	private Player player;
+	private final Player player;
 	private boolean deny;
 	
 	private static final HandlerList handlers = new HandlerList();

src/net/TheDgtl/Stargate/event/StargateActivateEvent.java

@@ -26,7 +26,7 @@ import net.TheDgtl.Stargate.Portal;
  */
 
 public class StargateActivateEvent extends StargateEvent {
-	private Player player;
+	private final Player player;
 	private ArrayList<String> destinations;
 	private String destination;
 	

src/net/TheDgtl/Stargate/event/StargateCreateEvent.java

@@ -23,10 +23,10 @@ import org.bukkit.event.HandlerList;
  */
 
 public class StargateCreateEvent extends StargateEvent {
-	private Player player;
+	private final Player player;
 	private boolean deny;
 	private String denyReason;
-	private String[] lines;
+	private final String[] lines;
 	private int cost;
 	
 	private static final HandlerList handlers = new HandlerList();

src/net/TheDgtl/Stargate/event/StargateDestroyEvent.java

@@ -23,7 +23,7 @@ import org.bukkit.event.HandlerList;
  */
 
 public class StargateDestroyEvent extends StargateEvent {
-	private Player player;
+	private final Player player;
 	private boolean deny;
 	private String denyReason;
 	private int cost;

src/net/TheDgtl/Stargate/event/StargateOpenEvent.java

@@ -24,7 +24,7 @@ import org.bukkit.event.HandlerList;
  */
 
 public class StargateOpenEvent extends StargateEvent {
-	private Player player;
+	private final Player player;
 	private boolean force;
 	
 	private static final HandlerList handlers = new HandlerList();

src/net/TheDgtl/Stargate/event/StargatePortalEvent.java

@@ -25,8 +25,8 @@ import org.bukkit.event.HandlerList;
  */
 
 public class StargatePortalEvent extends StargateEvent {
-	private Player player;
-	private Portal destination;
+	private final Player player;
+	private final Portal destination;
 	private Location exit;
 	
 	private static final HandlerList handlers = new HandlerList();