@Override
	public Address getTruncatedAddress(long offset, boolean isAddressableWordOffset) {
		long truncatedOffset = isAddressableWordOffset ? truncateAddressableWordOffset(offset)
				: truncateOffset(offset);
		try {
			return getAddress(truncatedOffset, isAddressableWordOffset);
		}
		catch (AddressOutOfBoundsException e) {
			throw new AssertException(e); // should not happen when offset is truncated
		}
	}
Returns the unique id value for this space.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/address/AbstractAddressSpace.java