Use "non-production" as human-readable name in producer line

Autoported commit.
Original commit hash: [8f2bf7a19]

Author: Snipx

itext.tests/itext.commons.tests/itext/commons/actions/producer/UsedProductsPlaceholderPopulatorTest.cs

@@ -116,6 +116,15 @@ public virtual void ComplexFormatTest() {
                 , result);
         }
 
+        [NUnit.Framework.Test]
+        public virtual void HumanReadableNormalizationTest() {
+            ProductData productData = new ProductData("public-name", "name", "1.0.0", 2020, 2021);
+            ConfirmedEventWrapper @event = new ConfirmedEventWrapper(new ITextTestEvent(new SequenceId(), productData, 
+                null, "testing"), "nonproduction", "iText product");
+            String result = populator.Populate(JavaUtil.ArraysAsList(@event), "'module:'P #V (T)");
+            NUnit.Framework.Assert.AreEqual("module:public-name #1.0.0 (non-production)", result);
+        }
+
         [NUnit.Framework.Test]
         public virtual void InvalidLetterFormatTest() {
             NUnit.Framework.Assert.That(() =>  {

itext/itext.commons/itext/commons/actions/producer/UsedProductsPlaceholderPopulator.cs

@@ -138,15 +138,28 @@ private String FormatLetter(char letter, UsedProductsPlaceholderPopulator.Produc
         }
 
         private class ProductRepresentation {
+            private static readonly IDictionary<String, String> PRODUCT_USAGE_TYPE_TO_HUMAN_READABLE_FORM;
+
             private readonly String productName;
 
             private readonly String productUsageType;
 
             private readonly String version;
 
+            static ProductRepresentation() {
+                IDictionary<String, String> productUsageTypeMapping = new Dictionary<String, String>();
+                productUsageTypeMapping.Put("nonproduction", "non-production");
+                PRODUCT_USAGE_TYPE_TO_HUMAN_READABLE_FORM = JavaCollectionsUtil.UnmodifiableMap(productUsageTypeMapping);
+            }
+
             public ProductRepresentation(ConfirmedEventWrapper @event) {
                 productName = @event.GetEvent().GetProductData().GetPublicProductName();
-                productUsageType = @event.GetProductUsageType();
+                if (PRODUCT_USAGE_TYPE_TO_HUMAN_READABLE_FORM.ContainsKey(@event.GetProductUsageType())) {
+                    productUsageType = PRODUCT_USAGE_TYPE_TO_HUMAN_READABLE_FORM.Get(@event.GetProductUsageType());
+                }
+                else {
+                    productUsageType = @event.GetProductUsageType();
+                }
                 version = @event.GetEvent().GetProductData().GetVersion();
             }