protected void build(Class<?> c) {
try {
RC s = cCategory.newInstance();
s.setId(index);
s.setCode(c.getSimpleName());
s.setImage(c.getName());
categories.add(s);
index++;
} catch (InstantiationException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
}
;
}
