Refactor getPropertyAsFloat and getPropertyAsInteger

DEVSIX-1381

Autoported commit.
Original commit hash: [5dd5975]

Author: Snipx

itext/itext.io/itext/io/util/NumberUtil.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace iText.IO.Util {
+    public static class NumberUtil {
+
+        public static float? AsFloat(Object obj) {
+            return obj != null ? Convert.ToSingle(obj) : (float?)null;
+        }
+
+        public static int? AsInteger(Object obj) {
+            return obj != null ? Convert.ToInt32(obj) : (int?)null;
+        }
+        
+    }
+}

itext/itext.layout/itext/layout/renderer/AbstractRendererExtensions.cs

@@ -42,6 +42,7 @@ source product.
 address: [email protected]
 */
 using System;
+using iText.IO.Util;
 using iText.Layout.Properties;
 
 namespace iText.Layout.Renderer
@@ -64,18 +65,7 @@ public static class AbstractRendererExtensions
         public static float? GetPropertyAsFloat(this AbstractRenderer renderer, int property)
         {
             Object value = renderer.GetProperty<Object>(property);
-            return (value is sbyte
-                    || value is byte
-                    || value is short
-                    || value is ushort
-                    || value is int
-                    || value is uint
-                    || value is long
-                    || value is ulong
-                    || value is float
-                    || value is double
-                    || value is decimal)
-                ? Convert.ToSingle(value) : (float?)null;
+            return NumberUtil.AsFloat(value);
         }
 
         /// <summary>Returns a property with a certain key, as a floating point value.</summary>
@@ -90,20 +80,8 @@ public static class AbstractRendererExtensions
         /// </returns>
         public static float? GetPropertyAsFloat(this AbstractRenderer renderer, int property, float? defaultValue)
         {
-
             Object value = renderer.GetProperty<Object>(property, defaultValue);
-            return (value is sbyte
-                    || value is byte
-                    || value is short
-                    || value is ushort
-                    || value is int
-                    || value is uint
-                    || value is long
-                    || value is ulong
-                    || value is float
-                    || value is double
-                    || value is decimal)
-                ? Convert.ToSingle(value) : (float?)null;
+            return NumberUtil.AsFloat(value);
         }
 
         /// <summary>Returns a property with a certain key, as an integer value.</summary>
@@ -118,18 +96,7 @@ public static class AbstractRendererExtensions
         public static int? GetPropertyAsInteger(this AbstractRenderer renderer, int property)
         {
             Object value = renderer.GetProperty<Object>(property);
-            return (value is sbyte
-                    || value is byte
-                    || value is short
-                    || value is ushort
-                    || value is int
-                    || value is uint
-                    || value is long
-                    || value is ulong
-                    || value is float
-                    || value is double
-                    || value is decimal)
-                ? Convert.ToInt32(value) : (int?)null;
+            return NumberUtil.AsInteger(value);
         }
     }
 }

port-hash

@@ -1 +1 @@
-5e52d4dc121eaca3d41608c7bcf4b4901475fc5f
+5dd5975d1c4283469936e66f6a972037927f79ba