public void serializeInto( @NotNull Object o, @NotNull Element element, @NotNull SerializationFilter filter) { for (Binding binding : myPropertyBindings.keySet()) { Accessor accessor = myPropertyBindings.get(binding); if (!filter.accepts(accessor, o)) { continue; } // todo: optimize. Cache it. Property property = accessor.getAnnotation(Property.class); if (property != null && property.filter() != SerializationFilter.class) { try { if (!ReflectionUtil.newInstance(property.filter()).accepts(accessor, o)) { continue; } } catch (RuntimeException e) { throw new XmlSerializationException(e); } } Object node = binding.serialize(o, element, filter); if (node != null) { if (node instanceof org.jdom.Attribute) { element.setAttribute((org.jdom.Attribute) node); } else { JDOMUtil.addContent(element, node); } } } }