public LinkedList<Object> getPropertyValues(Iterable<PropertyID> keys) {
LinkedList<Object> values = new LinkedList<Object>();
for (PropertyID key : keys) {
values.add(properties.get(key.getName()));
}
return values;
}
public boolean hasProperty(PropertyID key) {
return properties.containsKey(key.getName());
}
public Object removeProperty(PropertyID key) {
return properties.remove(key.getName());
}
public Object getProperty(PropertyID key) {
return properties.get(key.getName());
}
public void addProperty(PropertyID key, Object value) {
properties.put(key.getName(), value);
}