private void doExecute(TaskMonitor monitor) {
		try {
			threadedModel.doLoad(incrementalAccumulator, monitor);
			flush(incrementalAccumulator, monitor);
		}
		catch (CancelledException e) {
			// handled by the caller of this method
			isCancelled = true;
		}

	}
Used to signal that the updateManager has finished loading the final contents gathered
by this job.  This is also updated if this job is cancelled.
Ghidra/Framework/Docking/src/main/java/docking/widgets/table/threaded/IncrementalLoadJob.java