jodd-json/src/main/java/jodd/json/JsonArray.java
public JsonArray add(final Enum value) {
		if (value == null) {
			list.add(null);
		} else {
			list.add(value.name());
		}
		return this;
	}
public JsonArray add(final Enum value) {
		if (value == null) {
			list.add(null);
		} else {
			list.add(value.name());
		}
		return this;
	}
Adds an enum to the JSON array.
<p>
JSON has no concept of encoding Enums, so the Enum will be converted to a String using the {@link java.lang.Enum#name}
method and the value added as a String.