@Override
		public T next() {
			if (hasNext()) {
				T dt = nextDataType;
				nextDataType = null;
				return dt;
			}
			return null;
		}
Gets the datatypes in the given category path

@param path the category path in which to look for datatypes
@return array of datatypes contained with specified category
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/data/DataTypeManagerDB.java