System.err.println("palette chain.."+chain.getName()+"...executions.." +executions.size());
if (ChainBuilderAgent.DEBUG) System.err.println("palette chain.."+chain.getName()+"...executions.." +executions.size());
	public PaletteChainView(LayoutChainData chain,ChainDataManager dataManager) {		super(chain);		this.registry = dataManager.getRegistry();		this.executions = dataManager.getChainExecutionsByChainID(chain.getID());		if (executions != null) { 			System.err.println("palette chain.."+chain.getName()+"...executions.."					+executions.size());		}		drawChain();		setPickable(false);	}	