refactored ColorlessPredicate to singleton enum

Mage.Client/src/main/java/mage/client/deckeditor/CardSelector.java

@@ -253,7 +253,7 @@ public class CardSelector extends javax.swing.JPanel implements ComponentListene
                 predicates.add(new ColorPredicate(ObjectColor.WHITE));
             }
             if (this.tbColorless.isSelected()) {
-                predicates.add(new ColorlessPredicate());
+                predicates.add(ColorlessPredicate.instance);
             }
             filter.add(Predicates.or(predicates));
 

Mage.Sets/src/mage/cards/a/AncientStirrings.java

@@ -20,7 +20,7 @@ public final class AncientStirrings extends CardImpl {
     private static final FilterCard filter = new FilterCard("a colorless card");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
 

Mage.Sets/src/mage/cards/b/BarrageTyrant.java

@@ -32,7 +32,7 @@ public final class BarrageTyrant extends CardImpl {
 
     static {
         filter.add(AnotherPredicate.instance);
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public BarrageTyrant(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/c/CeremoniousRejection.java

@@ -19,7 +19,7 @@ public final class CeremoniousRejection extends CardImpl {
     private static final FilterSpell filter = new FilterSpell("colorless spell");
 
     static{
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public CeremoniousRejection(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/c/ConduitOfRuin.java

@@ -38,7 +38,7 @@ public final class ConduitOfRuin extends CardImpl {
     private static final FilterCreatureCard filterCost = new FilterCreatureCard("The first creature spell");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
         filter.add(new ConvertedManaCostPredicate(ComparisonType.MORE_THAN, 6));
         filterCost.add(new FirstCastCreatureSpellPredicate());
     }

Mage.Sets/src/mage/cards/d/DominatorDrone.java

@@ -29,7 +29,7 @@ public final class DominatorDrone extends CardImpl {
 
     static {
         filter.add(AnotherPredicate.instance);
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public DominatorDrone(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/d/DustStalker.java

@@ -29,7 +29,7 @@ public final class DustStalker extends CardImpl {
 
     static {
         filter.add(AnotherPredicate.instance);
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public DustStalker(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/e/EldraziAggressor.java

@@ -30,7 +30,7 @@ public final class EldraziAggressor extends CardImpl {
 
     static {
         filter.add(AnotherPredicate.instance);
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public EldraziAggressor(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/e/EldraziMimic.java

@@ -29,7 +29,7 @@ public final class EldraziMimic extends CardImpl {
 
     static {
         FILTER.add(AnotherPredicate.instance);
-        FILTER.add(new ColorlessPredicate());
+        FILTER.add(ColorlessPredicate.instance);
     }
 
     public EldraziMimic(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/e/EmrakulTheAeonsTorn.java

@@ -28,7 +28,7 @@ public final class EmrakulTheAeonsTorn extends CardImpl {
     private static final FilterSpell filter = new FilterSpell("colored spells");
 
     static {
-        filter.add(Predicates.not(new ColorlessPredicate()));
+        filter.add(Predicates.not(ColorlessPredicate.instance));
     }
 
     public EmrakulTheAeonsTorn(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/e/EyeOfUgin.java

@@ -31,8 +31,8 @@ public final class EyeOfUgin extends CardImpl {
     private static final FilterCard filterSpells = new FilterCard("Colorless Eldrazi spells");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
-        filterSpells.add(new ColorlessPredicate());
+        filterSpells.add(ColorlessPredicate.instance);
         filterSpells.add(new SubtypePredicate(SubType.ELDRAZI));
     }
 

Mage.Sets/src/mage/cards/f/FlayerDrone.java

@@ -28,7 +28,7 @@ public final class FlayerDrone extends CardImpl {
     
     static {
         filter.add(AnotherPredicate.instance);
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public FlayerDrone(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/f/ForerunnerOfSlaughter.java

@@ -28,7 +28,7 @@ public final class ForerunnerOfSlaughter extends CardImpl {
     private final static FilterCreaturePermanent filter = new FilterCreaturePermanent("colorless creature");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public ForerunnerOfSlaughter(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/g/GoblinCratermaker.java

@@ -29,7 +29,7 @@ public final class GoblinCratermaker extends CardImpl {
             = new FilterNonlandPermanent("colorless nonland permanent");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public GoblinCratermaker(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/g/GrizzledAngler.java

@@ -55,7 +55,7 @@ class GrizzledAnglerEffect extends OneShotEffect {
     private static final FilterCreatureCard filter = new FilterCreatureCard("a colorless creature card in your graveyard");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public GrizzledAnglerEffect() {

Mage.Sets/src/mage/cards/g/GruesomeSlaughter.java

@@ -27,7 +27,7 @@ public final class GruesomeSlaughter extends CardImpl {
     private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("colorless creatures you control");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public GruesomeSlaughter(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/h/HeraldOfKozilek.java

@@ -23,7 +23,7 @@ public final class HeraldOfKozilek extends CardImpl {
     private static final FilterCard filter = new FilterCard("Colorless spells");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public HeraldOfKozilek(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/i/InfernalReckoning.java

@@ -23,7 +23,7 @@ public final class InfernalReckoning extends CardImpl {
     private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("colorless creature");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public InfernalReckoning(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/k/KozileksSentinel.java

@@ -23,7 +23,7 @@ public final class KozileksSentinel extends CardImpl {
     private static final FilterSpell filterSpell = new FilterSpell("a colorless spell");
 
     static {
-        filterSpell.add(new ColorlessPredicate());
+        filterSpell.add(ColorlessPredicate.instance);
     }
 
     public KozileksSentinel(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/m/MoltenNursery.java

@@ -22,7 +22,7 @@ public final class MoltenNursery extends CardImpl {
     private static final FilterSpell filter = new FilterSpell("a colorless spell");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public MoltenNursery(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/n/NettleDrone.java

@@ -27,7 +27,7 @@ public final class NettleDrone extends CardImpl {
     private static final FilterSpell filterSpell = new FilterSpell("a colorless spell");
 
     static {
-        filterSpell.add(new ColorlessPredicate());
+        filterSpell.add(ColorlessPredicate.instance);
     }
 
     public NettleDrone(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/r/ReachOfShadows.java

@@ -20,7 +20,7 @@ public final class ReachOfShadows extends CardImpl {
     private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("creature that's one or more colors");
 
     static {
-        filter.add(Predicates.not(new ColorlessPredicate()));
+        filter.add(Predicates.not(ColorlessPredicate.instance));
     }
 
     public ReachOfShadows(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/r/ReaverDrone.java

@@ -29,7 +29,7 @@ public final class ReaverDrone extends CardImpl {
 
     static {
         filter.add(AnotherPredicate.instance);
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public ReaverDrone(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/r/RuinationGuide.java

@@ -25,7 +25,7 @@ public final class RuinationGuide extends CardImpl {
     private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("colorless creatures");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public RuinationGuide(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/r/RuinsOfOranRief.java

@@ -27,7 +27,7 @@ public final class RuinsOfOranRief extends CardImpl {
     private final static FilterCreaturePermanent filter = new FilterCreaturePermanent("colorless creature that entered the battlefield this turn");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
         filter.add(new EnteredThisTurnPredicate());
     }
 

Mage.Sets/src/mage/cards/s/SanctumOfUgin.java

@@ -27,8 +27,8 @@ public final class SanctumOfUgin extends CardImpl {
     private static final FilterSpell filterSpells = new FilterSpell("colorless spell with converted mana cost 7 or greater");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
-        filterSpells.add(new ColorlessPredicate());
+        filterSpells.add(ColorlessPredicate.instance);
         filterSpells.add(new ConvertedManaCostPredicate(ComparisonType.MORE_THAN, 6));
     }
 

Mage.Sets/src/mage/cards/s/ShrineOfTheForsakenGods.java

@@ -25,7 +25,7 @@ public final class ShrineOfTheForsakenGods extends CardImpl {
     private static final FilterSpell filter = new FilterSpell("colorless spells");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public ShrineOfTheForsakenGods(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/s/Skitterskin.java

@@ -29,7 +29,7 @@ public final class Skitterskin extends CardImpl {
 
     static {
         filter.add(AnotherPredicate.instance);
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public Skitterskin(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/s/SkyScourer.java

@@ -24,7 +24,7 @@ public final class SkyScourer extends CardImpl {
     private static final FilterSpell filterSpell = new FilterSpell("a colorless spell");
 
     static {
-        filterSpell.add(new ColorlessPredicate());
+        filterSpell.add(ColorlessPredicate.instance);
     }
 
     public SkyScourer(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/s/SwarmSurge.java

@@ -23,7 +23,7 @@ public final class SwarmSurge extends CardImpl {
     private static final FilterCreaturePermanent FILTER = new FilterCreaturePermanent("Colorless creatures you control");
 
     static {
-        FILTER.add(new ColorlessPredicate());
+        FILTER.add(ColorlessPredicate.instance);
     }
 
     public SwarmSurge(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/t/ThoughtHarvester.java

@@ -25,7 +25,7 @@ public final class ThoughtHarvester extends CardImpl {
     private static final FilterSpell filter = new FilterSpell("a colorless spell");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public ThoughtHarvester(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/t/TideDrifter.java

@@ -24,7 +24,7 @@ public final class TideDrifter extends CardImpl {
     private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("colorless creatures");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public TideDrifter(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/t/TitansPresence.java

@@ -29,7 +29,7 @@ public final class TitansPresence extends CardImpl {
     private static final FilterCreatureCard filter = new FilterCreatureCard("a colorless creature card from your hand");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public TitansPresence(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/t/TombOfTheSpiritDragon.java

@@ -25,7 +25,7 @@ public final class TombOfTheSpiritDragon extends CardImpl {
     private static final FilterControlledCreaturePermanent filter = new FilterControlledCreaturePermanent("colorless creature you control");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public TombOfTheSpiritDragon(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/u/UginTheSpiritDragon.java

@@ -100,7 +100,7 @@ class UginTheSpiritDragonEffect2 extends OneShotEffect {
 
         FilterPermanent filter = new FilterPermanent("permanent with converted mana cost X or less that's one or more colors");
         filter.add(new ConvertedManaCostPredicate(ComparisonType.FEWER_THAN, cmc + 1));
-        filter.add(Predicates.not(new ColorlessPredicate()));
+        filter.add(Predicates.not(ColorlessPredicate.instance));
         Set<Card> permanentsToExile = new HashSet<>();
         permanentsToExile.addAll(game.getBattlefield().getActivePermanents(filter, source.getControllerId(), source.getSourceId(), game));
         controller.moveCards(permanentsToExile, Zone.EXILED, source, game);

Mage.Sets/src/mage/cards/u/UginsConstruct.java

@@ -22,7 +22,7 @@ public final class UginsConstruct extends CardImpl {
     private static final FilterControlledPermanent filter = new FilterControlledPermanent("permanent that's one or more colors");
 
     static {
-        filter.add(Predicates.not(new ColorlessPredicate()));
+        filter.add(Predicates.not(ColorlessPredicate.instance));
     }
 
     public UginsConstruct(UUID ownerId, CardSetInfo setInfo) {

Mage.Sets/src/mage/cards/v/VileAggregate.java

@@ -28,7 +28,7 @@ public final class VileAggregate extends CardImpl {
     private final static FilterControlledCreaturePermanent filter = new FilterControlledCreaturePermanent("colorless creatures you control");
 
     static {
-        filter.add(new ColorlessPredicate());
+        filter.add(ColorlessPredicate.instance);
     }
 
     public VileAggregate(UUID ownerId, CardSetInfo setInfo) {

Mage/src/main/java/mage/filter/predicate/mageobject/ColorlessPredicate.java

@@ -6,10 +6,10 @@ import mage.filter.predicate.Predicate;
 import mage.game.Game;
 
 /**
- *
  * @author North
  */
-public class ColorlessPredicate implements Predicate<MageObject> {
+public enum ColorlessPredicate implements Predicate<MageObject> {
+    instance;
 
     @Override
     public boolean apply(MageObject input, Game game) {