@Override
		public boolean hasNext() {
			if (nextDataType == null) {
				getNextDataType();
			}
			return nextDataType != 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