@Override
	public Address next() {
		if (keyIter == null) {
			return null;
		}
		Address addr = null;
		try {
			addr = addrMap.decodeAddress(forward ? keyIter.next() : keyIter.previous());
		}
		catch (NoSuchElementException e) {
			return null;
		}
		catch (IOException e) {
			if (errHandler != null) {
				errHandler.dbError(e);
			}
		}
		return addr;
	}
@see ghidra.program.model.address.AddressIterator#next()
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/map/AddressKeyAddressIterator.java