updated some text and implementations

Mage/src/main/java/mage/target/common/FilterCreatureAttackingYou.java

@@ -0,0 +1,82 @@
+/*
+* Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without modification, are
+* permitted provided that the following conditions are met:
+*
+*    1. Redistributions of source code must retain the above copyright notice, this list of
+*       conditions and the following disclaimer.
+*
+*    2. Redistributions in binary form must reproduce the above copyright notice, this list
+*       of conditions and the following disclaimer in the documentation and/or other materials
+*       provided with the distribution.
+*
+* THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
+* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
+* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*
+* The views and conclusions contained in the software and documentation are those of the
+* authors and should not be interpreted as representing official policies, either expressed
+* or implied, of BetaSteward_at_googlemail.com.
+ */
+package mage.target.common;
+
+import java.util.UUID;
+import mage.filter.common.FilterAttackingCreature;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+
+/**
+ *
+ * @author TheElk801
+ */
+public class FilterCreatureAttackingYou extends FilterAttackingCreature {
+
+    private final boolean orWalker;
+
+    public FilterCreatureAttackingYou() {
+        this(false);
+    }
+
+    public FilterCreatureAttackingYou(boolean orWalker) {
+        this("creature that's attacking you" + (orWalker ? "or a planeswalker you control" : ""), orWalker);
+    }
+
+    public FilterCreatureAttackingYou(String name) {
+        this(name, false);
+    }
+
+    public FilterCreatureAttackingYou(String name, boolean orWalker) {
+        super(name);
+        this.orWalker = orWalker;
+    }
+
+    public FilterCreatureAttackingYou(final FilterCreatureAttackingYou filter) {
+        super(filter);
+        this.orWalker = filter.orWalker;
+    }
+
+    @Override
+    public FilterCreatureAttackingYou copy() {
+        return new FilterCreatureAttackingYou(this);
+    }
+
+    @Override
+    public boolean match(Permanent permanent, UUID sourceId, UUID playerId, Game game) {
+        if (orWalker) {
+            return super.match(permanent, sourceId, playerId, game)
+                    && permanent.isAttacking() // to prevent unneccessary combat checking if not attacking
+                    && playerId.equals(game.getCombat().getDefendingPlayerId(permanent.getId(), game));
+        } else {
+            return super.match(permanent, sourceId, playerId, game)
+                    && permanent.isAttacking() // to prevent unneccessary combat checking if not attacking
+                    && playerId.equals(game.getCombat().getDefenderId(permanent.getId()));
+        }
+    }
+}