ArraysUtil#isEmpty

diff --git a/aCis_gameserver/java/net/sf/l2j/commons/util/ArraysUtil.java b/aCis_gameserver/java/net/sf/l2j/commons/util/ArraysUtil.java
index 22ee0bf..124ad9e 100644
--- a/aCis_gameserver/java/net/sf/l2j/commons/util/ArraysUtil.java
+++ b/aCis_gameserver/java/net/sf/l2j/commons/util/ArraysUtil.java
@@ -1,6 +1,10 @@
 package net.sf.l2j.commons.util;

+import java.lang.reflect.Array;
 import java.util.Arrays;
+import java.util.Collection;
+import java.util.Map;
+import java.util.Objects;

 public class ArraysUtil
 {
@@ -11,9 +15,23 @@
     * @param array : the array to look into.
     * @return {@code true} if the array is empty or null.
     */
-   public static <T> boolean isEmpty(T[] array)
+   public static <T> boolean isEmpty(T array)
    {
-       return array == null || array.length == 0;
+       if (array == null)
+           return true;
+
+       if (array instanceof Collection)
+           return ((Collection<?>) array).isEmpty();
+       else if (array instanceof Map)
+           return ((Map<?, ?>) array).isEmpty();
+       else if (array instanceof String)
+           return ((String) array).trim().isEmpty();
+       else if (array instanceof CharSequence)
+           return ((CharSequence) array).length() == 0;
+       else if (array.getClass().isArray())
+           return Array.getLength(array) == 0;
+
+       return Objects.isNull(array);
    }