public AbstractTokenVisualization getTokenVisualization(Token t) { if (tokenRegistry.containsKey(t.getID())) { return tokenRegistry.get(t.getID()); } else { return null; } }
public void removefromRegistry(Token t) { if (tokenRegistry.containsKey(t.getID())) { tokenRegistry.remove(t.getID()); } }
public void addtoRegistry(Token t, AbstractTokenVisualization tv) { tokenRegistry.put(t.getID(), tv); }