jodd-json/src/main/java/jodd/json/meta/JsonAnnotationManager.java
protected TypeData _lookupTypeData(final Class type) {
		TypeData typeData = typeDataMap.get(type);

		if (typeData == null) {
			typeData = scanClassForAnnotations(type);
			typeDataMap.put(type, typeData);
		}

		return typeData;
	}
protected TypeData _lookupTypeData(final Class type) {
		TypeData typeData = typeDataMap.get(type);

		if (typeData == null) {
			typeData = scanClassForAnnotations(type);
			typeDataMap.put(type, typeData);
		}

		return typeData;
	}
Lookups type data and creates one if missing.