private Map<String, Object> buildSubcategory(SubCategory category, String code, String name) {
final Map<String, Object> categoryNode = new HashMap<String, Object>();
categoryNode.put(METADATA, buildMetadataMap(category, code, name));
categoryNode.put(DATA, category.getName());
if (category.getSubCategories() != null && !category.getSubCategories().isEmpty()) {
final List<Map<String, Object>> subCategoryNodes = new ArrayList<Map<String, Object>>();
for (SubCategory subCategory : category.getSubCategories()) {
final String subCategoryNodeCode =
code + CategoryBranch.CODE_SEPARATOR + category.getCode();
final String subCategoryNodeName =
name + CategoryBranch.NAME_SEPARATOR + category.getName();
final Map<String, Object> subCategoryNode =
buildSubcategory(subCategory, subCategoryNodeCode, subCategoryNodeName);
subCategoryNodes.add(subCategoryNode);
}
categoryNode.put(CHILDREN, subCategoryNodes);
}
return categoryNode;
}
private Map<String, Object> buildMetadataMap(SubCategory c, String code, String name) {
final Map<String, Object> map = new HashMap<String, Object>();
map.put(CODE, code != null ? code + CategoryBranch.CODE_SEPARATOR + c.getCode() : c.getCode());
map.put(NAME, name != null ? name + CategoryBranch.NAME_SEPARATOR + c.getName() : c.getName());
return map;
}