Implemented Bone Miser

Mage/src/main/java/mage/abilities/effects/common/DiscardCardControllerTriggeredAbility.java

@@ -0,0 +1,53 @@
+package mage.abilities.effects.common;
+
+import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.effects.Effect;
+import mage.constants.Zone;
+import mage.filter.FilterCard;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+
+/**
+ * @author TheElk801
+ */
+
+public class DiscardCardControllerTriggeredAbility extends TriggeredAbilityImpl {
+
+    private final FilterCard filter;
+
+    public DiscardCardControllerTriggeredAbility(Effect effect, boolean isOptional) {
+        this(effect, isOptional, StaticFilters.FILTER_CARD);
+    }
+
+    public DiscardCardControllerTriggeredAbility(Effect effect, boolean isOptional, FilterCard filter) {
+        super(Zone.BATTLEFIELD, effect, isOptional);
+        this.filter = filter;
+    }
+
+    private DiscardCardControllerTriggeredAbility(final DiscardCardControllerTriggeredAbility ability) {
+        super(ability);
+        this.filter = ability.filter;
+    }
+
+    @Override
+    public DiscardCardControllerTriggeredAbility copy() {
+        return new DiscardCardControllerTriggeredAbility(this);
+    }
+
+    @Override
+    public boolean checkEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.DISCARDED_CARD;
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        return event.getPlayerId().equals(getControllerId())
+                && filter.match(game.getCard(event.getTargetId()), getId(), getControllerId(), game);
+    }
+
+    @Override
+    public String getRule() {
+        return "Whenever you discard " + filter.getMessage() + ", " + super.getRule();
+    }
+}