/**
* Add an adaptor for a kind of object so ST knows how to pull properties from them. Add adaptors
* in increasing order of specificity. ST adds Object, Map, and ST model adaptors for you first.
* Adaptors you add have priority over default adaptors.
*
* <p>If an adaptor for type T already exists, it is replaced by the adaptor arg.
*
* <p>This must invalidate cache entries, so set your adaptors up before render()ing your
* templates for efficiency.
*/
public void registerModelAdaptor(Class attributeType, ModelAdaptor adaptor) {
if (attributeType.isPrimitive()) {
throw new IllegalArgumentException(
"can't register ModelAdaptor for primitive type " + attributeType.getSimpleName());
}
adaptors.put(attributeType, adaptor);
invalidateModelAdaptorCache(attributeType);
}
/**
* Register a renderer for all objects of a particular "kind" for all templates evaluated relative
* to this group. Use r to render if object in question is instanceof(attributeType).
*/
public void registerRenderer(Class attributeType, AttributeRenderer r) {
if (attributeType.isPrimitive()) {
throw new IllegalArgumentException(
"can't register renderer for primitive type " + attributeType.getSimpleName());
}
typeToAdaptorCache.clear(); // be safe, not clever; wack all values
if (renderers == null) {
renderers = Collections.synchronizedMap(new LinkedHashMap<Class, AttributeRenderer>());
}
renderers.put(attributeType, r);
}