private void updateAddressMapForAllAddresses(Address startAddress, long length)
			throws AddressOverflowException {
		AddressSet set = new AddressSet(startAddress, startAddress.addNoWrap(length - 1));
		addrMap.getKeyRanges(set, true);
	}
MemoryMap adapter for version 3.
This version introduces the concept of sub memory blocks and FileBytes
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/mem/MemoryMapDBAdapterV3.java