Add a set of attribute/value pairs
Append an attribute/value pair
Iterate over our attribute names and values
Construct and return a hashmap of Object attributes. This will be a fairly costly operation, so consider alternatives where appropriate
Return a corresponding value for the given attribute name. Does a linear lookup across the attribute set
Iterate over our attribute names. Note that we use a Fruct to handle this, since foreach does not operate cleanly with pointers (it doesn't automatically dereference them), whereas using x.attributes() does.
Represents a single json Object (a composite of named attribute/value pairs).
This is aliased as Composite