@Override
	protected AddressSet getAddresses(Set<AttributedVertex> vertices) {

		AddressSet addrSet = new AddressSet();
		try {
			// for each address string, translate it into a block
			//   and add it to the address set.
			for (AttributedVertex vertex : vertices) {
				addBlockAddresses(addrSet, vertex);
			}
		}
		catch (CancelledException e) {
			// Will not happen with dummyMonitor
			// Model has already done the work when the graph was created
		}
		return addrSet;
	}
{@link GraphDisplayListener} that handles events back and from program graphs.
Ghidra/Features/ProgramGraph/src/main/java/ghidra/graph/program/BlockModelGraphDisplayListener.java