/**
* Resolves the state corresponding to a property.
*
* @param name the property name
* @return the resolved state
* @throws PropertyResolverException if the name is invalid
*/
@Override
@SuppressWarnings({"deprecation"})
public PropertyState resolve(String name) {
PropertyState state;
IMObject object = root;
ArchetypeDescriptor archetype = this.archetype;
int index;
while ((index = name.indexOf(".")) != -1) {
String nodeName = name.substring(0, index);
NodeDescriptor node = archetype.getNodeDescriptor(nodeName);
if (node == null) {
throw new NodeResolverException(InvalidProperty, name);
}
Object value = getValue(object, node);
if (value == null) {
// object missing.
object = null;
break;
} else if (!(value instanceof IMObject)) {
throw new NodeResolverException(InvalidObject, name);
}
object = (IMObject) value;
archetype = service.getArchetypeDescriptor(object.getArchetypeId());
name = name.substring(index + 1);
}
if (object != null) {
NodeDescriptor leafNode = archetype.getNodeDescriptor(name);
Object value;
if (leafNode == null) {
if ("displayName".equals(name)) {
value = archetype.getDisplayName();
} else if ("shortName".equals(name)) {
value = object.getArchetypeId().getShortName();
} else if ("uid".equals(name)) {
value = object.getId();
} else {
throw new NodeResolverException(InvalidProperty, name);
}
} else {
value = getValue(object, leafNode);
}
state = new PropertyState(object, archetype, name, leafNode, value);
} else {
state = new PropertyState();
}
return state;
}
/**
* Constructs a {@link NodeResolver}.
*
* @param root the root object
* @param service the archetype service
*/
public NodeResolver(IMObject root, IArchetypeService service) {
this.root = root;
archetype = service.getArchetypeDescriptor(root.getArchetypeId());
this.service = service;
}