Resolve "Avoid bad performance pattern involving Interger.parseInt"

forge-ai/src/main/java/forge/ai/AiAttackController.java

@@ -24,6 +24,7 @@ import forge.ai.ability.AnimateAi;
 import forge.card.CardTypeView;
 import forge.game.GameEntity;
 import forge.game.ability.AbilityFactory;
+import forge.game.ability.AbilityUtils;
 import forge.game.ability.ApiType;
 import forge.game.ability.effects.ProtectEffect;
 import forge.game.card.*;
@@ -1135,7 +1136,6 @@ public class AiAttackController {
             // TODO Somehow subtract expected damage of other attacking creatures from enemy life total (how? other attackers not yet declared? Can the AI guesstimate which of their creatures will not get blocked?)
             if (attacker.getCurrentPower() * Integer.parseInt(attacker.getSVar("NonCombatPriority")) < ai.getOpponentsSmallestLifeTotal()) {
                 // Check if the card actually has an ability the AI can and wants to play, if not, attacking is fine!
-                boolean wantability = false;
                 for (SpellAbility sa : attacker.getSpellAbilities()) {
                     // Do not attack if we can afford using the ability.
                     if (sa.isAbility()) {
@@ -1365,21 +1365,12 @@ public class AiAttackController {
             if (c.hasSVar("AIExertCondition")) {
                 if (!c.getSVar("AIExertCondition").isEmpty()) {
                     final String needsToExert = c.getSVar("AIExertCondition");
-                    int x = 0;
-                    int y = 0;
                     String sVar = needsToExert.split(" ")[0];
                     String comparator = needsToExert.split(" ")[1];
                     String compareTo = comparator.substring(2);
-                    try {
+
-                        x = Integer.parseInt(sVar);
+                    int x = AbilityUtils.calculateAmount(c, sVar, null);
-                    } catch (final NumberFormatException e) {
+                    int y = AbilityUtils.calculateAmount(c, compareTo, null);
-                        x = CardFactoryUtil.xCount(c, c.getSVar(sVar));
-                    }
-                    try {
-                        y = Integer.parseInt(compareTo);
-                    } catch (final NumberFormatException e) {
-                        y = CardFactoryUtil.xCount(c, c.getSVar(compareTo));
-                    }
                     if (Expressions.compare(x, comparator, y)) {
                         shouldExert = true;
                     }

forge-ai/src/main/java/forge/ai/ComputerUtilCard.java

@@ -1908,21 +1908,12 @@ public class ComputerUtilCard {
         }
         if (card.getSVar(needsToPlayVarName).length() > 0) {
             final String needsToPlay = card.getSVar(needsToPlayVarName);
-            int x = 0;
-            int y = 0;
             String sVar = needsToPlay.split(" ")[0];
             String comparator = needsToPlay.split(" ")[1];
             String compareTo = comparator.substring(2);
-            try {
+            int x = AbilityUtils.calculateAmount(card, sVar, sa);
-                x = Integer.parseInt(sVar);
+            int y = AbilityUtils.calculateAmount(card, compareTo, sa);
-            } catch (final NumberFormatException e) {
+
-                x = CardFactoryUtil.xCount(card, card.getSVar(sVar));
-            }
-            try {
-                y = Integer.parseInt(compareTo);
-            } catch (final NumberFormatException e) {
-                y = CardFactoryUtil.xCount(card, card.getSVar(compareTo));
-            }
             if (!Expressions.compare(x, comparator, y)) {
                 return AiPlayDecision.NeedsToPlayCriteriaNotMet;
             }

forge-ai/src/main/java/forge/ai/ComputerUtilCombat.java

@@ -973,56 +973,39 @@ public class ComputerUtilCombat {
         }
         theTriggers.addAll(attacker.getTriggers());
         for (final Trigger trigger : theTriggers) {
-            final Map<String, String> trigParams = trigger.getMapParams();
             final Card source = trigger.getHostCard();
 
             if (!ComputerUtilCombat.combatTriggerWillTrigger(attacker, blocker, trigger, null)) {
                 continue;
             }
 
-            Map<String, String> abilityParams = null;
+            SpellAbility sa = trigger.ensureAbility();
-            if (trigger.getOverridingAbility() != null) {
+            if (sa == null) {
-                abilityParams = trigger.getOverridingAbility().getMapParams();
-            } else if (trigParams.containsKey("Execute")) {
-                final String ability = source.getSVar(trigParams.get("Execute"));
-                abilityParams = AbilityFactory.getMapParams(ability);
-            } else {
                 continue;
             }
 
-            if (abilityParams.containsKey("AB") && !abilityParams.get("AB").equals("Pump")) {
+            if (!ApiType.Pump.equals(sa.getApi())) {
                 continue;
             }
-            if (abilityParams.containsKey("DB") && !abilityParams.get("DB").equals("Pump")) {
+
+            if (sa.usesTargeting()) {
                 continue;
             }
-            if (abilityParams.containsKey("ValidTgts") || abilityParams.containsKey("Tgt")) {
+
-                continue; // targeted pumping not supported
+            if (!sa.hasParam("NumAtt")) {
+                continue;
             }
-            final List<Card> list = AbilityUtils.getDefinedCards(source, abilityParams.get("Defined"), null);
+
-            if (abilityParams.containsKey("Defined") && abilityParams.get("Defined").equals("TriggeredBlocker")) {
+            String defined = sa.getParam("Defined");
+            final List<Card> list = AbilityUtils.getDefinedCards(source, defined, sa);
+            if ("TriggeredBlocker".equals(defined)) {
                 list.add(blocker);
             }
-            if (list.isEmpty()) {
-                continue;
-            }
             if (!list.contains(blocker)) {
                 continue;
             }
-            if (!abilityParams.containsKey("NumAtt")) {
-                continue;
-            }
 
-            String att = abilityParams.get("NumAtt");
+            power += AbilityUtils.calculateAmount(source, sa.getParam("NumAtt"), sa, true);
-            if (att.startsWith("+")) {
-                att = att.substring(1);
-            }
-            try {
-                power += Integer.parseInt(att);
-            } catch (final NumberFormatException nfe) {
-                // can't parse the number (X for example)
-                power += 0;
-            }
         }
         if (withoutAbilities) {
             return power;
@@ -1108,95 +1091,54 @@ public class ComputerUtilCombat {
         }
         theTriggers.addAll(attacker.getTriggers());
         for (final Trigger trigger : theTriggers) {
-            final Map<String, String> trigParams = trigger.getMapParams();
             final Card source = trigger.getHostCard();
 
             if (!ComputerUtilCombat.combatTriggerWillTrigger(attacker, blocker, trigger, null)) {
                 continue;
             }
 
-            Map<String, String> abilityParams = null;
+            SpellAbility sa = trigger.ensureAbility();
-            if (trigger.getOverridingAbility() != null) {
+            if (sa == null) {
-                abilityParams = trigger.getOverridingAbility().getMapParams();
-            } else if (trigParams.containsKey("Execute")) {
-                final String ability = source.getSVar(trigParams.get("Execute"));
-                abilityParams = AbilityFactory.getMapParams(ability);
-            } else {
                 continue;
             }
 
-            String abType = "";
-            if (abilityParams.containsKey("AB")) {
-            	abType = abilityParams.get("AB");
-            } else if (abilityParams.containsKey("DB")) {
-            	abType = abilityParams.get("DB");
-            }
-
             // DealDamage triggers
-            if (abType.equals("DealDamage")) {
+            if (ApiType.DealDamage.equals(sa.getApi())) {
-                if (!abilityParams.containsKey("Defined") || !abilityParams.get("Defined").equals("TriggeredBlocker")) {
+                if (!"TriggeredBlocker".equals(sa.getParam("Defined"))) {
-                    continue;
-                }
-                int damage = 0;
-                try {
-                    damage = Integer.parseInt(abilityParams.get("NumDmg"));
-                } catch (final NumberFormatException nfe) {
-                    // can't parse the number (X for example)
                     continue;
                 }
+                int damage = AbilityUtils.calculateAmount(source, sa.getParam("NumDmg"), sa);
                 toughness -= predictDamageTo(blocker, damage, 0, source, false);
-                continue;
+            } else
-            }
 
             // -1/-1 PutCounter triggers
-            if (abType.equals("PutCounter")) {
+            if (ApiType.PutCounter.equals(sa.getApi())) {
-                if (!abilityParams.containsKey("Defined") || !abilityParams.get("Defined").equals("TriggeredBlocker")) {
+                if (!"TriggeredBlocker".equals(sa.getParam("Defined"))) {
                     continue;
                 }
-                if (!abilityParams.containsKey("CounterType") || !abilityParams.get("CounterType").equals("M1M1")) {
+                if (!"M1M1".equals(sa.getParam("CounterType"))) {
-                    continue;
-                }
-                int num = 0;
-                try {
-                    num = Integer.parseInt(abilityParams.get("CounterNum"));
-                } catch (final NumberFormatException nfe) {
-                    // can't parse the number (X for example)
-                    continue;
-                }
-                toughness -= num;
                     continue;
                 }
+                toughness -= AbilityUtils.calculateAmount(source, sa.getParam("CounterNum"), sa);
+            } else
 
             // Pump triggers
-            if (!abType.equals("Pump")) {
+            if (ApiType.Pump.equals(sa.getApi())) {
-                continue;
+                if (sa.usesTargeting()) {
-            }
-            if (abilityParams.containsKey("ValidTgts") || abilityParams.containsKey("Tgt")) {
                     continue; // targeted pumping not supported
                 }
-            final List<Card> list = AbilityUtils.getDefinedCards(source, abilityParams.get("Defined"), null);
+                final List<Card> list = AbilityUtils.getDefinedCards(source, sa.getParam("Defined"), null);
-            if (abilityParams.containsKey("Defined") && abilityParams.get("Defined").equals("TriggeredBlocker")) {
+                if ("TriggeredBlocker".equals(sa.getParam("Defined"))) {
                     list.add(blocker);
                 }
-            if (list.isEmpty()) {
+                if (list.isEmpty() || !list.contains(blocker)) {
                     continue;
                 }
-            if (!list.contains(blocker)) {
+                if (!sa.hasParam("NumDef")) {
-                continue;
-            }
-            if (!abilityParams.containsKey("NumDef")) {
                     continue;
                 }
 
-            String def = abilityParams.get("NumDef");
+                toughness += AbilityUtils.calculateAmount(source, sa.getParam("NumDef"), sa, true);
-            if (def.startsWith("+")) {
-                def = def.substring(1);
-            }
-            try {
-                toughness += Integer.parseInt(def);
-            } catch (final NumberFormatException nfe) {
-                // can't parse the number (X for example)
-
             }
         }
         if (withoutAbilities) {
@@ -1521,135 +1463,88 @@ public class ComputerUtilCombat {
             final CardCollectionView cardList = game.getCardsIn(ZoneType.Battlefield);
             for (final Card card : cardList) {
                 for (final StaticAbility stAb : card.getStaticAbilities()) {
-                    final Map<String, String> params = stAb.getMapParams();
+                    if (!"Continuous".equals(stAb.getParam("Mode"))) {
-                    if (!params.get("Mode").equals("Continuous")) {
                         continue;
                     }
-                    if (params.containsKey("Affected") && params.get("Affected").contains("attacking")) {
+                    if (!stAb.hasParam("Affected")) {
-                        final String valid = TextUtil.fastReplace(params.get("Affected"), "attacking", "Creature");
+                        continue;
+                    }
+                    if (!stAb.hasParam("AddToughness")) {
+                        continue;
+                    }
+                    String affected = stAb.getParam("Affected");
+                    String addT = stAb.getParam("AddToughness");
+                    if (affected.contains("attacking")) {
+                        final String valid = TextUtil.fastReplace(affected, "attacking", "Creature");
                         if (!attacker.isValid(valid, card.getController(), card, null)) {
                             continue;
                         }
-                        if (params.containsKey("AddToughness")) {
+                        toughness += AbilityUtils.calculateAmount(card, addT, stAb, true);
-                            if (params.get("AddToughness").equals("X")) {
+                    } else if (affected.contains("untapped")) {
-                                toughness += CardFactoryUtil.xCount(card, card.getSVar("X"));
+                        final String valid = TextUtil.fastReplace(affected, "untapped", "Creature");
-                            } else if (params.get("AddToughness").equals("Y")) {
-                                toughness += CardFactoryUtil.xCount(card, card.getSVar("Y"));
-                            } else {
-                                toughness += Integer.valueOf(params.get("AddToughness"));
-                            }
-                        }
-                    } else if (params.containsKey("Affected") && params.get("Affected").contains("untapped")) {
-                        final String valid = TextUtil.fastReplace(params.get("Affected"), "untapped", "Creature");
                         if (!attacker.isValid(valid, card.getController(), card, null)
                                 || attacker.hasKeyword(Keyword.VIGILANCE)) {
                             continue;
                         }
                         // remove the bonus, because it will no longer be granted
-                        if (params.containsKey("AddToughness")) {
+                        toughness -= AbilityUtils.calculateAmount(card, addT, stAb, true);
-                            toughness -= Integer.valueOf(params.get("AddToughness"));
-                        }
                     }
                 }
             }
         }
 
         for (final Trigger trigger : theTriggers) {
-            final Map<String, String> trigParams = trigger.getMapParams();
             final Card source = trigger.getHostCard();
 
             if (!ComputerUtilCombat.combatTriggerWillTrigger(attacker, blocker, trigger, combat)) {
                 continue;
             }
 
-            Map<String, String> abilityParams = null;
+            SpellAbility sa = trigger.ensureAbility();
-            if (trigger.getOverridingAbility() != null) {
+            if (sa == null) {
-                abilityParams = trigger.getOverridingAbility().getMapParams();
-            } else if (trigParams.containsKey("Execute")) {
-                final String ability = source.getSVar(trigParams.get("Execute"));
-                abilityParams = AbilityFactory.getMapParams(ability);
-            } else {
                 continue;
             }
+            sa.setActivatingPlayer(source.getController());
 
-            if (abilityParams.containsKey("ValidTgts") || abilityParams.containsKey("Tgt")) {
+            if (sa.usesTargeting()) {
                 continue; // targeted pumping not supported
             }
 
             // DealDamage triggers
-            if ((abilityParams.containsKey("AB") && abilityParams.get("AB").equals("DealDamage"))
+            if (ApiType.DealDamage.equals(sa.getApi())) {
-                    || (abilityParams.containsKey("DB") && abilityParams.get("DB").equals("DealDamage"))) {
+                if ("TriggeredAttacker".equals(sa.getParam("Defined"))) {
-                if (!abilityParams.containsKey("Defined") || !abilityParams.get("Defined").equals("TriggeredAttacker")) {
-                    continue;
-                }
-                int damage = 0;
-                try {
-                    damage = Integer.parseInt(abilityParams.get("NumDmg"));
-                } catch (final NumberFormatException nfe) {
-                    // can't parse the number (X for example)
                     continue;
                 }
+                int damage = AbilityUtils.calculateAmount(source, sa.getParam("NumDmg"), sa);
+
                 toughness -= predictDamageTo(attacker, damage, 0, source, false);
                 continue;
-            }
+            } else if (ApiType.Pump.equals(sa.getApi())) {
 
-            // Pump triggers
+                if (sa.hasParam("Cost")) {
-            if (abilityParams.containsKey("AB") && !abilityParams.get("AB").equals("Pump")
-                    && !abilityParams.get("AB").equals("PumpAll")) {
-                continue;
-            }
-            if (abilityParams.containsKey("DB") && !abilityParams.get("DB").equals("Pump")
-                    && !abilityParams.get("DB").equals("PumpAll")) {
-                continue;
-            }
-
-            if (abilityParams.containsKey("Cost")) {
-                SpellAbility sa = null;
-                if (trigger.getOverridingAbility() != null) {
-                    sa = trigger.getOverridingAbility();
-                } else {
-                    final String ability = source.getSVar(trigParams.get("Execute"));
-                    sa = AbilityFactory.getAbility(ability, source);
-                }
-
-                sa.setActivatingPlayer(source.getController());
                     if (!CostPayment.canPayAdditionalCosts(sa.getPayCosts(), sa)) {
                         continue;
                     }
                 }
-
+                if (!sa.hasParam("NumDef")) {
-            List<Card> list = Lists.newArrayList();
-            if (!abilityParams.containsKey("ValidCards")) {
-                list = AbilityUtils.getDefinedCards(source, abilityParams.get("Defined"), null);
-            }
-            if (abilityParams.containsKey("Defined") && abilityParams.get("Defined").equals("TriggeredAttacker")) {
-                list.add(attacker);
-            }
-            if (abilityParams.containsKey("ValidCards")) {
-                if (attacker.isValid(abilityParams.get("ValidCards").split(","), source.getController(), source, null)
-                        || attacker.isValid(abilityParams.get("ValidCards").replace("attacking+", "").split(","),
-                                source.getController(), source, null)) {
-                    list.add(attacker);
-                }
-            }
-            if (list.isEmpty()) {
                     continue;
                 }
+                CardCollection list = AbilityUtils.getDefinedCards(source, sa.getParam("Defined"), sa);
+                if ("TriggeredAttacker".equals(sa.getParam("Defined"))) {
+                    list.add(attacker);
+                }
                 if (!list.contains(attacker)) {
                     continue;
                 }
-            if (!abilityParams.containsKey("NumDef")) {
-                continue;
-            }
 
-            String def = abilityParams.get("NumDef");
+                String def = sa.getParam("NumDef");
                 if (def.startsWith("+")) {
                     def = def.substring(1);
                 }
                 if (def.matches("[0-9][0-9]?") || def.matches("-" + "[0-9][0-9]?")) {
                     toughness += Integer.parseInt(def);
                 } else {
-                String bonus = source.getSVar(def);
+                    String bonus = AbilityUtils.getSVar(sa, def);
                     if (bonus.contains("TriggerCount$NumBlockers")) {
                         bonus = TextUtil.fastReplace(bonus, "TriggerCount$NumBlockers", "Number$1");
                     } else if (bonus.contains("TriggeredPlayersDefenders$Amount")) { // for Melee
@@ -1657,6 +1552,40 @@ public class ComputerUtilCombat {
                     }
                     toughness += CardFactoryUtil.xCount(source, bonus);
                 }
+            } else if (ApiType.PumpAll.equals(sa.getApi())) {
+
+                if (sa.hasParam("Cost")) {
+                    if (!CostPayment.canPayAdditionalCosts(sa.getPayCosts(), sa)) {
+                        continue;
+                    }
+                }
+
+                if (!sa.hasParam("ValidCards")) {
+                    continue;
+                }
+                if (!sa.hasParam("NumDef")) {
+                    continue;
+                }
+                if (!attacker.isValid(sa.getParam("ValidCards").replace("attacking+", "").split(","), source.getController(), source, sa)) {
+                    continue;
+                }
+
+                String def = sa.getParam("NumDef");
+                if (def.startsWith("+")) {
+                    def = def.substring(1);
+                }
+                if (def.matches("[0-9][0-9]?") || def.matches("-" + "[0-9][0-9]?")) {
+                    toughness += Integer.parseInt(def);
+                } else {
+                    String bonus = AbilityUtils.getSVar(sa, def);
+                    if (bonus.contains("TriggerCount$NumBlockers")) {
+                        bonus = TextUtil.fastReplace(bonus, "TriggerCount$NumBlockers", "Number$1");
+                    } else if (bonus.contains("TriggeredPlayersDefenders$Amount")) { // for Melee
+                        bonus = TextUtil.fastReplace(bonus, "TriggeredPlayersDefenders$Amount", "Number$1");
+                    }
+                    toughness += CardFactoryUtil.xCount(source, bonus);
+                }
+            }
         }
         if (withoutAbilities) {
             return toughness;
@@ -1672,18 +1601,19 @@ public class ComputerUtilCombat {
             if (ability.usesTargeting() && !ability.canTarget(attacker)) {
                 continue;
             }
+            if (ability.getPayCosts().hasTapCost() && !attacker.hasKeyword(Keyword.VIGILANCE)) {
+                continue;
+            }
+            if (!ComputerUtilCost.canPayCost(ability, attacker.getController())) {
+                continue;
+            }
 
             if (ability.getApi() == ApiType.Pump) {
                 if (!ability.hasParam("NumDef")) {
                     continue;
                 }
 
-                if (!ability.getPayCosts().hasTapCost() && ComputerUtilCost.canPayCost(ability, attacker.getController())) {
+                toughness += AbilityUtils.calculateAmount(ability.getHostCard(), ability.getParam("NumDef"), ability, true);
-                    int tBonus = AbilityUtils.calculateAmount(ability.getHostCard(), ability.getParam("NumDef"), ability);
-                    if (tBonus > 0) {
-                        toughness += tBonus;
-                    }
-                }
             } else if (ability.getApi() == ApiType.PutCounter) {
                 if (!ability.hasParam("CounterType") || !ability.getParam("CounterType").equals("P1P1")) {
                     continue;
@@ -1697,14 +1627,12 @@ public class ComputerUtilCombat {
                     continue;
                 }
 
-                if (!ability.getPayCosts().hasTapCost() && ComputerUtilCost.canPayCost(ability, attacker.getController())) {
                 int tBonus = AbilityUtils.calculateAmount(ability.getHostCard(), ability.getParam("CounterNum"), ability);
                 if (tBonus > 0) {
                     toughness += tBonus;
                 }
             }
         }
-        }
         return toughness;
     }
 

forge-ai/src/main/java/forge/ai/ComputerUtilCost.java

@@ -467,9 +467,9 @@ public class ComputerUtilCost {
                     if(!meetsRestriction)
                         continue;
 
-                    try {
+                    if (StringUtils.isNumeric(parts[0])) {
                         extraManaNeeded += Integer.parseInt(parts[0]);
-                    } catch (final NumberFormatException e) {
+                    } else {
                         System.out.println("wrong SpellsNeedExtraMana SVar format on " + c);
                     }
                 }
@@ -480,9 +480,9 @@ public class ComputerUtilCost {
             	}
                 final String snem = c.getSVar("SpellsNeedExtraManaEffect");
                 if (!StringUtils.isBlank(snem)) {
-                    try {
+                    if (StringUtils.isNumeric(snem)) {
                         extraManaNeeded += Integer.parseInt(snem);
-                    } catch (final NumberFormatException e) {
+                    } else {
                         System.out.println("wrong SpellsNeedExtraManaEffect SVar format on " + c);
                     }
                 }

forge-core/src/main/java/forge/card/CardRules.java

@@ -531,12 +531,10 @@ public final class CardRules implements ICardCharacteristics {
             public final ManaCostShard next() {
                 final String unparsed = st.nextToken();
                 // System.out.println(unparsed);
-                try {
+                if (StringUtils.isNumeric(unparsed)) {
-                    int iVal = Integer.parseInt(unparsed);
+                    this.genericCost += Integer.parseInt(unparsed);
-                    this.genericCost += iVal;
                     return null;
                 }
-                catch (NumberFormatException nex) { }
 
                 return ManaCostShard.parseNonGeneric(unparsed);
             }

forge-game/src/main/java/forge/game/CardTraitBase.java

@@ -5,7 +5,6 @@ import forge.card.mana.ManaAtom;
 import forge.game.ability.AbilityUtils;
 import forge.game.card.Card;
 import forge.game.card.CardCollection;
-import forge.game.card.CardFactoryUtil;
 import forge.game.card.CardLists;
 import forge.game.card.CardUtil;
 import forge.game.card.CardView;
@@ -271,13 +270,8 @@ public abstract class CardTraitBase extends GameObject implements IHasCardView {
                 lifeCompare = params.get("LifeAmount");
             }
 
-            int right = 1;
             final String rightString = lifeCompare.substring(2);
-            try {
+            int right = AbilityUtils.calculateAmount(getHostCard(), rightString, this);
-                right = Integer.parseInt(rightString);
-            } catch (final NumberFormatException nfe) {
-                right = CardFactoryUtil.xCount(this.getHostCard(), this.getHostCard().getSVar(rightString));
-            }
 
             if (!Expressions.compare(life, lifeCompare, right)) {
                 return false;
@@ -314,13 +308,9 @@ public abstract class CardTraitBase extends GameObject implements IHasCardView {
             }
             list = CardLists.getValidCards(list, sIsPresent.split(","), this.getHostCard().getController(), this.getHostCard(), null);
     
-            int right = 1;
+
             final String rightString = presentCompare.substring(2);
-            try {
+            int right = AbilityUtils.calculateAmount(getHostCard(), rightString, this);
-                right = Integer.parseInt(rightString);
-            } catch (final NumberFormatException nfe) {
-                right = CardFactoryUtil.xCount(this.getHostCard(), this.getHostCard().getSVar(rightString));
-            }
             final int left = list.size();
     
             if (!Expressions.compare(left, presentCompare, right)) {
@@ -355,13 +345,8 @@ public abstract class CardTraitBase extends GameObject implements IHasCardView {
     
             list = CardLists.getValidCards(list, sIsPresent.split(","), this.getHostCard().getController(), this.getHostCard(), null);
     
-            int right = 1;
             final String rightString = presentCompare.substring(2);
-            try {
+            int right = AbilityUtils.calculateAmount(getHostCard(), rightString, this);
-                right = Integer.parseInt(rightString);
-            } catch (final NumberFormatException nfe) {
-                right = CardFactoryUtil.xCount(this.getHostCard(), this.getHostCard().getSVar(rightString));
-            }
             final int left = list.size();
     
             if (!Expressions.compare(left, presentCompare, right)) {

forge-game/src/main/java/forge/game/ForgeScript.java

@@ -108,14 +108,9 @@ public class ForgeScript {
             }
             return false;
         } else if (property.startsWith("cmc")) {
-            int x;
             String rhs = property.substring(5);
             int y = cardState.getManaCost().getCMC();
-            try {
+            int x = AbilityUtils.calculateAmount(source, rhs, spellAbility);
-                x = Integer.parseInt(rhs);
-            } catch (final NumberFormatException e) {
-                x = AbilityUtils.calculateAmount(source, rhs, spellAbility);
-            }
 
             return Expressions.compare(y, property, x);
         } else return cardState.getTypeWithChanges().hasStringType(property);

forge-game/src/main/java/forge/game/GameActionUtil.java

@@ -586,15 +586,9 @@ public final class GameActionUtil {
             // Mark SAs with subAbilities as undoable. These are generally things like damage, and other stuff
             // that's hard to track and remove
             sa.setUndoable(false);
-        } else {
+        } else if ((sa.getParam("Amount") != null) && (amount != AbilityUtils.calculateAmount(sa.getHostCard(),sa.getParam("Amount"), sa))) {
-            try {
-                if ((sa.getParam("Amount") != null) && (amount != Integer.parseInt(sa.getParam("Amount")))) {
             sa.setUndoable(false);
         }
-            } catch (final NumberFormatException n) {
-                sa.setUndoable(false);
-            }
-        }
 
         final StringBuilder sb = new StringBuilder();
         if (amount == 0) {

forge-game/src/main/java/forge/game/ability/effects/ManaReflectedEffect.java

@@ -13,6 +13,8 @@ import forge.util.Localizer;
 import java.util.Collection;
 import java.util.List;
 
+import org.apache.commons.lang3.StringUtils;
+
 public class ManaReflectedEffect extends SpellAbilityEffect {
 
     /* (non-Javadoc)
@@ -98,12 +100,12 @@ public class ManaReflectedEffect extends SpellAbilityEffect {
         if (amount == 0) {
             sb.append("0");
         } else {
-            try {
+            if (StringUtils.isNumeric(baseMana)) {
                 // if baseMana is an integer(colorless), just multiply amount
                 // and baseMana
                 final int base = Integer.parseInt(baseMana);
                 sb.append(base * amount);
-            } catch (final NumberFormatException e) {
+            } else {
                 for (int i = 0; i < amount; i++) {
                     if (i != 0) {
                         sb.append(" ");

forge-game/src/main/java/forge/game/ability/effects/RepeatEffect.java

@@ -5,7 +5,6 @@ import forge.game.ability.AbilityUtils;
 import forge.game.ability.SpellAbilityEffect;
 import forge.game.card.Card;
 import forge.game.card.CardCollectionView;
-import forge.game.card.CardFactoryUtil;
 import forge.game.card.CardLists;
 import forge.game.player.Player;
 import forge.game.spellability.AbilitySub;
@@ -94,15 +93,8 @@ public class RepeatEffect extends SpellAbilityEffect {
             }
             list = CardLists.getValidCards(list, repeatPresent.split(","), sa.getActivatingPlayer(), sa.getHostCard(), sa);
 
-            int right;
             final String rightString = repeatCompare.substring(2);
-            try { // If this is an Integer, just parse it
+            int right = AbilityUtils.calculateAmount(sa.getHostCard(), rightString, sa);
-                right = Integer.parseInt(rightString);
-            } catch (final NumberFormatException e) { // Otherwise, grab it from
-                                                      // the
-                // SVar
-                right = CardFactoryUtil.xCount(sa.getHostCard(), sa.getHostCard().getSVar(rightString));
-            }
 
             final int left = list.size();
 

forge-game/src/main/java/forge/game/card/CardProperty.java

@@ -1413,11 +1413,7 @@ public class CardProperty {
                 rhs = property.substring(10);
                 y = card.getNetPower() + card.getNetToughness();
             }
-            try {
-                x = Integer.parseInt(rhs);
-            } catch (final NumberFormatException e) {
             x = AbilityUtils.calculateAmount(source, rhs, spellAbility);
-            }
 
             if (!Expressions.compare(y, property, x)) {
                 return false;
@@ -1443,16 +1439,11 @@ public class CardProperty {
 
             // TODO get a working regex out of this pattern so the amount of
             // digits doesn't matter
-            int number;
             final String[] splitProperty = property.split("_");
             final String strNum = splitProperty[1].substring(2);
             final String comparator = splitProperty[1].substring(0, 2);
             String counterType;
-            try {
+            int number = AbilityUtils.calculateAmount(source, strNum, spellAbility);
-                number = Integer.parseInt(strNum);
-            } catch (final NumberFormatException e) {
-                number = CardFactoryUtil.xCount(source, source.getSVar(strNum));
-            }
             counterType = splitProperty[2];
 
             final int actualnumber = card.getCounters(CounterType.getType(counterType));

forge-game/src/main/java/forge/game/replacement/ReplaceDamage.java

@@ -20,7 +20,6 @@ package forge.game.replacement;
 import forge.game.ability.AbilityKey;
 import forge.game.ability.AbilityUtils;
 import forge.game.card.Card;
-import forge.game.card.CardFactoryUtil;
 import forge.game.player.Player;
 import forge.game.spellability.SpellAbility;
 import forge.util.Expressions;
@@ -97,12 +96,7 @@ public class ReplaceDamage extends ReplacementEffect {
             String full = getParam("DamageAmount");
             String operator = full.substring(0, 2);
             String operand = full.substring(2);
-            int intoperand = 0;
+            int intoperand = AbilityUtils.calculateAmount(getHostCard(), operand, this);
-            try {
-                intoperand = Integer.parseInt(operand);
-            } catch (NumberFormatException e) {
-                intoperand = CardFactoryUtil.xCount(getHostCard(), getHostCard().getSVar(operand));
-            }
 
             if (!Expressions.compare((Integer) runParams.get(AbilityKey.DamageAmount), operator, intoperand)) {
                 return false;

forge-game/src/main/java/forge/game/replacement/ReplaceProduceMana.java

@@ -1,8 +1,8 @@
 package forge.game.replacement;
 
 import forge.game.ability.AbilityKey;
+import forge.game.ability.AbilityUtils;
 import forge.game.card.Card;
-import forge.game.card.CardFactoryUtil;
 import forge.game.spellability.SpellAbility;
 import forge.util.Expressions;
 
@@ -43,12 +43,7 @@ public class ReplaceProduceMana extends ReplacementEffect {
             String full = getParam("ManaAmount");
             String operator = full.substring(0, 2);
             String operand = full.substring(2);
-            int intoperand = 0;
+            int intoperand = AbilityUtils.calculateAmount(getHostCard(), operand, this);
-            try {
-                intoperand = Integer.parseInt(operand);
-            } catch (NumberFormatException e) {
-                intoperand = CardFactoryUtil.xCount(getHostCard(), getHostCard().getSVar(operand));
-            }
             int manaAmount = StringUtils.countMatches((String) runParams.get(AbilityKey.Mana), " ") + 1;
             if (!Expressions.compare(manaAmount, operator, intoperand)) {
                 return false;

forge-game/src/main/java/forge/game/spellability/SpellAbilityCondition.java

@@ -347,15 +347,8 @@ public class SpellAbilityCondition extends SpellAbilityVariables {
 
             list = CardLists.getValidCards(list, this.getIsPresent().split(","), sa.getActivatingPlayer(), sa.getHostCard(), sa);
 
-            int right;
             final String rightString = this.getPresentCompare().substring(2);
-            try { // If this is an Integer, just parse it
+            int right = AbilityUtils.calculateAmount(host, rightString, sa);
-                right = Integer.parseInt(rightString);
-            } catch (final NumberFormatException e) { // Otherwise, grab it from
-                                                      // the
-                // SVar
-                right = CardFactoryUtil.xCount(host, host.getSVar(rightString));
-            }
 
             final int left = list.size();
 

forge-game/src/main/java/forge/game/spellability/SpellAbilityStackInstance.java

@@ -194,7 +194,6 @@ public class SpellAbilityStackInstance implements IIdentifiable, IHasCardView {
             // Saved sub-SA needs to be reset on the way out
             if (subInstance != null) {
                 ability.setSubAbility((AbilitySub) subInstance.getSpellAbility(true));
-                ability.getSubAbility().setParent(ability);
             }
 
             // Set Cost specific things here

forge-game/src/main/java/forge/game/trigger/Trigger.java

@@ -536,10 +536,10 @@ public abstract class Trigger extends TriggerReplacementBase {
         }
         super.changeText();
 
-        ensureAbility();
+        SpellAbility sa = ensureAbility();
 
-        if (getOverridingAbility() != null) {
+        if (sa != null) {
-            getOverridingAbility().changeText();
+            sa.changeText();
         }
     }
 
@@ -553,14 +553,14 @@ public abstract class Trigger extends TriggerReplacementBase {
         }
         super.changeTextIntrinsic(colorMap, typeMap);
 
-        ensureAbility();
+        SpellAbility sa = ensureAbility();
 
-        if (getOverridingAbility() != null) {
+        if (sa != null) {
-            getOverridingAbility().changeTextIntrinsic(colorMap, typeMap);
+            sa.changeTextIntrinsic(colorMap, typeMap);
         }
     }
 
-    private SpellAbility ensureAbility() {
+    public SpellAbility ensureAbility() {
         SpellAbility sa = getOverridingAbility();
         if (sa == null && hasParam("Execute")) {
             sa = AbilityFactory.getAbility(getHostCard(), getParam("Execute"));

forge-game/src/main/java/forge/game/trigger/TriggerChangesZone.java

@@ -148,17 +148,11 @@ public class TriggerChangesZone extends Trigger {
                 return false;
             }
 
-            final Card card;
+            final Card card = (Card) runParams.get(AbilityKey.Card);
-            final int rightSide;
-            try {
-                card = (Card) runParams.get(AbilityKey.Card);
-                rightSide = Integer.parseInt(cond.substring(2));
-            } catch (NumberFormatException | ClassCastException e) {
-                return false;
-            }
             if (card == null) {
                 return false;
             }
+            final int rightSide = AbilityUtils.calculateAmount(getHostCard(), cond.substring(2), this);
 
             // need to check the ChangeZone LKI copy for damage, otherwise it'll return 0 for a new object in the new zone
             Card lkiCard = card.getGame().getChangeZoneLKIInfo(card);