Semi-working attack service

Signed-off-by: Rogiel <rogiel@rogiel.com>

src/main/java/com/l2jserver/util/calculator/AbstractDoubleFunction.java

@@ -0,0 +1,36 @@
+/*
+ * This file is part of l2jserver <l2jserver.com>.
+ *
+ * l2jserver is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * l2jserver is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with l2jserver.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jserver.util.calculator;
+
+/**
+ * @author <a href="http://www.rogiel.com">Rogiel</a>
+ * 
+ */
+public abstract class AbstractDoubleFunction<T extends CalculatorContext> implements
+		Function<T> {
+	private final int order;
+
+	public AbstractDoubleFunction(int order) {
+		this.order = order;
+	}
+
+	@Override
+	public int order() {
+		return order;
+	}
+
+}