Merged with released L2J-Unity files.

trunk/java/com/l2jmobius/gameserver/model/stats/BasicPropertyResist.java

@@ -0,0 +1,76 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * This program 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.
+ * 
+ * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jmobius.gameserver.model.stats;
+
+import java.time.Duration;
+import java.time.Instant;
+
+/**
+ * A class representing the basic property resist of mesmerizing debuffs.
+ * @author Nik
+ */
+public class BasicPropertyResist
+{
+	private static final Duration RESIST_DURATION = Duration.ofSeconds(15); // The resistance stays no longer than 15 seconds after last mesmerizing debuff.
+	
+	private volatile Instant _resistanceEndTime = Instant.MIN;
+	private volatile int _resistanceLevel;
+	
+	/**
+	 * Checks if the resist has expired.
+	 * @return {@code true} if it has expired, {@code false} otherwise
+	 */
+	public boolean isExpired()
+	{
+		return Instant.now().isAfter(_resistanceEndTime);
+	}
+	
+	/**
+	 * Gets the remain time.
+	 * @return the remain time
+	 */
+	public Duration getRemainTime()
+	{
+		return Duration.between(Instant.now(), _resistanceEndTime);
+	}
+	
+	/**
+	 * Gets the resist level.
+	 * @return the resist level
+	 */
+	public int getResistLevel()
+	{
+		return !isExpired() ? _resistanceLevel : 0;
+	}
+	
+	/**
+	 * Increases the resist level while checking if the resist has expired so it starts counting it from 1.
+	 */
+	public synchronized void increaseResistLevel()
+	{
+		// Check if the level needs to be reset due to timer warn off.
+		if (isExpired())
+		{
+			_resistanceLevel = 1;
+			_resistanceEndTime = Instant.now().plus(RESIST_DURATION);
+		}
+		else
+		{
+			_resistanceLevel++;
+		}
+	}
+}