Updated serialization mode

common/src/main/java/tech/uom/lib/common/util/DescriptiveEnum.java

@@ -35,15 +35,17 @@
  * This interface is used to provide a <code>getDescription()</code> method to enums.
  *
  * @author Werner Keil
- * @version 0.4
+ * @version 1.0
  * @param <D> the value parameter
  * @since 1.0.2
  */
 public interface DescriptiveEnum<D extends DescriptiveEnum<D>> extends DescriptionSupplier {
 
     String name(); // this is just a compatibility measure with the original enum
 
-    String getDescription();
+    default String getDescription() {
+    	return "";
+    }
 
     DescriptiveEnum<D>[] dValues();
 }

common/src/main/java/tech/uom/lib/common/util/SerializationMode.java

@@ -37,17 +37,34 @@
  * @since 2.2
  * @see UnitFormat
  */
-public enum SerializationMode {
+public enum SerializationMode implements DescriptiveEnum<SerializationMode> {
     /**
      * Serialization-mode using {@code SimpleUnitFormat}. This is the <strong>default</strong> mode if none is explicitly selected.
      */
-    SIMPLE,
+    SIMPLE("Simple formatting"),
     /**
      * Serialization-mode using an {@code EBNF} instance of {@link UnitFormat}.
+     * @see <a href="https://en.wikipedia.org/wiki/Extended_Backus%E2%80%93Naur_form">Wikipedia: Extended Backus–Naur form</a> 
      */
-    EBNF,
+    EBNF("EBNF style formatting"),
     /**
      * Serialization-mode using a {@code UCUM} instance of {@link UnitFormat}.
      */
-    UCUM
-};
+    UCUM("UCUM based formatting");
+
+	private final String description;
+
+	private SerializationMode(final String desc) {
+    	this.description = desc;
+    }
+
+	@Override
+	public String getDescription() {
+		return description;
+	}
+
+	@Override
+	public DescriptiveEnum<SerializationMode>[] dValues() {
+		return SerializationMode.values();
+	}
+}