Add proper array comparison

src/main/groovy/net/kaleidos/hibernate/usertype/ArrayType.java

@@ -12,6 +12,7 @@
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.sql.Types;
+import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Properties;
@@ -52,7 +53,51 @@ public Serializable disassemble(Object value) throws HibernateException {
 
     @Override
     public boolean equals(Object x, Object y) throws HibernateException {
-        return x == null ? y == null : x.equals(y);
+        if (x == y) {
+            return true;
+        }
+
+        if (x == null || y == null) {
+            return false;
+        }
+
+        if (x instanceof Object[] && y instanceof Object[]) {
+            return Arrays.deepEquals((Object[]) x, (Object[]) y);
+        }
+
+        if (x instanceof byte[] && y instanceof byte[]) {
+            return Arrays.equals((byte[]) x, (byte[]) y);
+        }
+
+        if (x instanceof short[] && y instanceof short[]) {
+            return Arrays.equals((short[]) x, (short[]) y);
+        }
+
+        if (x instanceof int[] && y instanceof int[]) {
+            return Arrays.equals((int[]) x, (int[]) y);
+        }
+
+        if (x instanceof long[] && y instanceof long[]) {
+            return Arrays.equals((long[]) x, (long[]) y);
+        }
+
+        if (x instanceof char[] && y instanceof char[]) {
+            return Arrays.equals((char[]) x, (char[]) y);
+        }
+
+        if (x instanceof float[] && y instanceof float[]) {
+            return Arrays.equals((float[]) x, (float[]) y);
+        }
+
+        if (x instanceof double[] && y instanceof double[]) {
+            return Arrays.equals((double[]) x, (double[]) y);
+        }
+
+        if (x instanceof boolean[] && y instanceof boolean[]) {
+            return Arrays.equals((boolean[]) x, (boolean[]) y);
+        }
+
+        return x.equals(y);
     }
 
     @Override
@@ -173,4 +218,4 @@ private int enumToId(Object enumValue) throws HibernateException {
         ensureBidiMapInitialized();
         return bidiMap.getKey(enumValue);
     }
-}
+}