Makes a bunch of instance variables final

src/main/java/com/massivecraft/factions/engine/EngineCanCombatHappen.java

@@ -32,7 +32,7 @@ public class EngineCanCombatHappen extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineCanCombatHappen i = new EngineCanCombatHappen();
+    private static final EngineCanCombatHappen i = new EngineCanCombatHappen();
 
     public static EngineCanCombatHappen get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineChat.java

@@ -27,7 +27,7 @@ public class EngineChat extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineChat i = new EngineChat();
+    private static final EngineChat i = new EngineChat();
 
     public static EngineChat get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineChunkChange.java

@@ -30,7 +30,7 @@ public class EngineChunkChange extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineChunkChange i = new EngineChunkChange();
+    private static final EngineChunkChange i = new EngineChunkChange();
 
     public static EngineChunkChange get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineCleanInactivity.java

@@ -17,7 +17,7 @@ public class EngineCleanInactivity extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineCleanInactivity i = new EngineCleanInactivity();
+    private static final EngineCleanInactivity i = new EngineCleanInactivity();
 
     public static EngineCleanInactivity get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineDenyCommands.java

@@ -22,7 +22,7 @@ public class EngineDenyCommands extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineDenyCommands i = new EngineDenyCommands();
+    private static final EngineDenyCommands i = new EngineDenyCommands();
 
     public static EngineDenyCommands get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineDenyTeleport.java

@@ -25,7 +25,7 @@ public class EngineDenyTeleport extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineDenyTeleport i = new EngineDenyTeleport();
+    private static final EngineDenyTeleport i = new EngineDenyTeleport();
 
     public static EngineDenyTeleport get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineEcon.java

@@ -39,7 +39,7 @@ public class EngineEcon extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineEcon i = new EngineEcon();
+    private static final EngineEcon i = new EngineEcon();
 
     public static EngineEcon get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineExploit.java

@@ -26,7 +26,7 @@ public class EngineExploit extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineExploit i = new EngineExploit();
+    private static final EngineExploit i = new EngineExploit();
 
     public static EngineExploit get() {
         return i;
@@ -104,7 +104,7 @@ public class EngineExploit extends Engine {
     private static final int NETHER_TRAP_RADIUS_CHECK = 5;
     private static final int NETHER_TRAP_RESET_RADIUS_SQUARED = 9;
 
-    private HashMap<UUID, List<Block>> portalTraps = new HashMap<>();
+    private final HashMap<UUID, List<Block>> portalTraps = new HashMap<>();
 
     @EventHandler(priority = EventPriority.MONITOR, ignoreCancelled = true)
     public void portalTrapRemoveAnimation(PlayerTeleportEvent event) {

src/main/java/com/massivecraft/factions/engine/EngineFlagEndergrief.java

@@ -16,7 +16,7 @@ public class EngineFlagEndergrief extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineFlagEndergrief i = new EngineFlagEndergrief();
+    private static final EngineFlagEndergrief i = new EngineFlagEndergrief();
 
     public static EngineFlagEndergrief get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineFlagExplosion.java

@@ -32,7 +32,7 @@ public class EngineFlagExplosion extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineFlagExplosion i = new EngineFlagExplosion();
+    private static final EngineFlagExplosion i = new EngineFlagExplosion();
 
     public static EngineFlagExplosion get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineFlagFireSpread.java

@@ -20,7 +20,7 @@ public class EngineFlagFireSpread extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineFlagFireSpread i = new EngineFlagFireSpread();
+    private static final EngineFlagFireSpread i = new EngineFlagFireSpread();
 
     public static EngineFlagFireSpread get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineFlagSpawn.java

@@ -21,7 +21,7 @@ public class EngineFlagSpawn extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineFlagSpawn i = new EngineFlagSpawn();
+    private static final EngineFlagSpawn i = new EngineFlagSpawn();
 
     public static EngineFlagSpawn get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineFlagZombiegrief.java

@@ -16,7 +16,7 @@ public class EngineFlagZombiegrief extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineFlagZombiegrief i = new EngineFlagZombiegrief();
+    private static final EngineFlagZombiegrief i = new EngineFlagZombiegrief();
 
     public static EngineFlagZombiegrief get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineFly.java

@@ -30,7 +30,7 @@ public class EngineFly extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineFly i = new EngineFly();
+    private static final EngineFly i = new EngineFly();
 
     public static EngineFly get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineLastActivity.java

@@ -16,7 +16,7 @@ public class EngineLastActivity extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineLastActivity i = new EngineLastActivity();
+    private static final EngineLastActivity i = new EngineLastActivity();
 
     public static EngineLastActivity get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineMotd.java

@@ -21,7 +21,7 @@ public class EngineMotd extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineMotd i = new EngineMotd();
+    private static final EngineMotd i = new EngineMotd();
 
     public static EngineMotd get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineMoveChunk.java

@@ -24,7 +24,7 @@ public class EngineMoveChunk extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineMoveChunk i = new EngineMoveChunk();
+    private static final EngineMoveChunk i = new EngineMoveChunk();
 
     public static EngineMoveChunk get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EnginePermBuild.java

@@ -53,7 +53,7 @@ public class EnginePermBuild extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EnginePermBuild i = new EnginePermBuild();
+    private static final EnginePermBuild i = new EnginePermBuild();
 
     public static EnginePermBuild get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EnginePlayerData.java

@@ -14,7 +14,7 @@ public class EnginePlayerData extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EnginePlayerData i = new EnginePlayerData();
+    private static final EnginePlayerData i = new EnginePlayerData();
 
     public static EnginePlayerData get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EnginePower.java

@@ -21,7 +21,7 @@ public class EnginePower extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EnginePower i = new EnginePower();
+    private static final EnginePower i = new EnginePower();
 
     public static EnginePower get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineSeeChunk.java

@@ -24,7 +24,7 @@ public class EngineSeeChunk extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineSeeChunk i = new EngineSeeChunk();
+    private static final EngineSeeChunk i = new EngineSeeChunk();
 
     public static EngineSeeChunk get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineShow.java

@@ -56,7 +56,7 @@ public class EngineShow extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineShow i = new EngineShow();
+    private static final EngineShow i = new EngineShow();
 
     public static EngineShow get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineTeleportHomeOnDeath.java

@@ -19,7 +19,7 @@ public class EngineTeleportHomeOnDeath extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineTeleportHomeOnDeath i = new EngineTeleportHomeOnDeath();
+    private static final EngineTeleportHomeOnDeath i = new EngineTeleportHomeOnDeath();
 
     public static EngineTeleportHomeOnDeath get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineTerritoryShield.java

@@ -17,7 +17,7 @@ public class EngineTerritoryShield extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineTerritoryShield i = new EngineTerritoryShield();
+    private static final EngineTerritoryShield i = new EngineTerritoryShield();
 
     public static EngineTerritoryShield get() {
         return i;

src/main/java/com/massivecraft/factions/engine/EngineVisualizations.java

@@ -12,7 +12,7 @@ public class EngineVisualizations extends Engine {
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static EngineVisualizations i = new EngineVisualizations();
+    private static final EngineVisualizations i = new EngineVisualizations();
 
     public static EngineVisualizations get() {
         return i;