added MagicDetainAction

src/magic/model/action/MagicDetainAction.java

@@ -0,0 +1,29 @@
+package magic.model.action;
+
+import magic.model.MagicAbility;
+import magic.model.MagicGame;
+import magic.model.MagicPermanent;
+import magic.model.MagicPermanentState;
+import magic.model.action.MagicSetAbilityAction;
+import magic.model.action.MagicChangeStateAction;
+
+import java.util.Set;
+
+public class MagicDetainAction extends MagicAction {
+
+    private final MagicPermanent permanent;
+    
+    public MagicDetainAction(final MagicPermanent aPermanent) {
+        permanent = aPermanent;
+    }
+        
+    @Override
+    public void doAction(final MagicGame game) {
+        game.doAction(new MagicSetAbilityAction(permanent, MagicAbility.CannotAttackOrBlock));
+        game.doAction(new MagicChangeStateAction(permanent, MagicPermanentState.LosesActivatedAbilities, true));
+    }
+
+    @Override
+    public void undoAction(final MagicGame game) {
+    }
+}