Added common interface to conditional effects (#9208)

Mage/src/main/java/mage/abilities/decorator/ConditionalAsThoughEffect.java

@@ -95,4 +95,9 @@ public class ConditionalAsThoughEffect extends AsThoughEffectImpl {
     public ConditionalAsThoughEffect copy() {
         return new ConditionalAsThoughEffect(this);
     }
+
+    @Override
+    public Condition getCondition() {
+        return condition;
+    }
 }

Mage/src/main/java/mage/abilities/decorator/ConditionalContinuousEffect.java

@@ -192,4 +192,9 @@ public class ConditionalContinuousEffect extends ContinuousEffectImpl {
         if (this.otherwiseEffect != null) res.add(this.otherwiseEffect);
         return res;
     }
+
+    @Override
+    public Condition getCondition() {
+        return condition;
+    }
 }

Mage/src/main/java/mage/abilities/decorator/ConditionalContinuousRuleModifyingEffect.java

@@ -125,4 +125,8 @@ public class ConditionalContinuousRuleModifyingEffect extends ContinuousRuleModi
         return effect.getInfoMessage(source, event, game); //To change body of generated methods, choose Tools | Templates.
     }
 
+    @Override
+    public Condition getCondition() {
+        return condition;
+    }
 }

Mage/src/main/java/mage/abilities/decorator/ConditionalCostModificationEffect.java

@@ -83,4 +83,9 @@ public class ConditionalCostModificationEffect extends CostModificationEffectImp
     public ConditionalCostModificationEffect copy() {
         return new ConditionalCostModificationEffect(this);
     }
+
+    @Override
+    public Condition getCondition() {
+        return condition;
+    }
 }

Mage/src/main/java/mage/abilities/decorator/ConditionalManaEffect.java

@@ -85,4 +85,9 @@ public class ConditionalManaEffect extends ManaEffect {
         }
         return mana;
     }
+
+    @Override
+    public Condition getCondition() {
+        return condition;
+    }
 }

Mage/src/main/java/mage/abilities/decorator/ConditionalOneShotEffect.java

@@ -82,4 +82,9 @@ public class ConditionalOneShotEffect extends OneShotEffect {
         }
         return effects.getText(mode) + ". If " + condition.toString() + ", " + otherwiseEffects.getText(mode);
     }
+
+    @Override
+    public Condition getCondition() {
+        return condition;
+    }
 }

Mage/src/main/java/mage/abilities/decorator/ConditionalPreventionEffect.java

@@ -137,4 +137,8 @@ public class ConditionalPreventionEffect extends PreventionEffectImpl {
         return new ConditionalPreventionEffect(this);
     }
 
+    @Override
+    public Condition getCondition() {
+        return condition;
+    }
 }

Mage/src/main/java/mage/abilities/decorator/ConditionalReplacementEffect.java

@@ -16,7 +16,7 @@ import mage.game.events.GameEvent;
  *
  * @author LevelX2
  */
-public class ConditionalReplacementEffect extends ReplacementEffectImpl  {
+public class ConditionalReplacementEffect extends ReplacementEffectImpl {
 
     protected ReplacementEffect effect;
     protected ReplacementEffect otherwiseEffect;
@@ -127,4 +127,9 @@ public class ConditionalReplacementEffect extends ReplacementEffectImpl  {
     public ConditionalReplacementEffect copy() {
         return new ConditionalReplacementEffect(this);
     }
+
+    @Override
+    public Condition getCondition() {
+        return condition;
+    }
 }

Mage/src/main/java/mage/abilities/decorator/ConditionalRequirementEffect.java

@@ -150,4 +150,8 @@ public class ConditionalRequirementEffect extends RequirementEffect {
         return new ConditionalRequirementEffect(this);
     }
 
+    @Override
+    public Condition getCondition() {
+        return condition;
+    }
 }

Mage/src/main/java/mage/abilities/decorator/ConditionalRestrictionEffect.java

@@ -149,4 +149,8 @@ public class ConditionalRestrictionEffect extends RestrictionEffect {
         return new ConditionalRestrictionEffect(this);
     }
 
+    @Override
+    public Condition getCondition() {
+        return condition;
+    }
 }

Mage/src/main/java/mage/abilities/effects/Effect.java

@@ -2,6 +2,7 @@ package mage.abilities.effects;
 
 import mage.abilities.Ability;
 import mage.abilities.Mode;
+import mage.abilities.condition.Condition;
 import mage.constants.EffectType;
 import mage.constants.Outcome;
 import mage.game.Game;
@@ -67,4 +68,18 @@ public interface Effect extends Serializable, Copyable<Effect> {
     Effect concatBy(String concatPrefix);
 
     String getConcatPrefix();
+
+    /**
+     * Used to check if this is a conditional version without needed any Java reflection hacks or chained instanceof checks.
+     * Only conditions on the activation of the ability are checked, and not on how the effects can be used.
+     * E.g. For a conditional mana ability this will only return the condition under which it can be activated,
+     *      and NOT the conditions on the mane produced.
+     *
+     * Assumed that if the returned condition is null then this is not a conditional version, or that it does not matter.
+     *
+     * @return
+     */
+    public default Condition getCondition() {
+        return null;
+    }
 }