@Override
	public final boolean equals(Object obj) {
		if (obj == this) {
			return true;
		}
		if (obj == null) {
			return false;
		}
		if (getClass() != obj.getClass()) {
			return false;
		}
		if (hashCode() != obj.hashCode()) {
			return false;
		}

		OverlayAddressSpace s = (OverlayAddressSpace) obj;
		if (!s.orderedKey.equals(orderedKey)) {
			return false;
		}

		if (getType() != s.getType() || getSize() != s.getSize()) {
			return false;
		}

		return s.getOverlayedSpace().equals(baseSpace);
	}
@return the ID of the address space underlying this space
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/address/OverlayAddressSpace.java