public void moveViewportToBottom() {
		Point bottomPoint =
			new Point(0, (table.getRowCount() * table.getRowHeight()) - viewport.getHeight());
		viewport.setViewPosition(bottomPoint);

		FVEvent updateViewportEvt = new FVEvent(EventType.VIEWPORT_UPDATE, null);
		eventListener.send(updateViewportEvt);
	}
Snaps the viewport to the bottom of the table.
Ghidra/Framework/Project/src/main/java/ghidra/framework/main/logviewer/ui/ViewportUtility.java