* @param newLayoutCache
* the <code>GraphLayoutCache</code> that is to provide the
* view-data
*/
public void setGraphLayoutCache(GraphLayoutCache newLayoutCache) {
GraphLayoutCache oldLayoutCache = graphLayoutCache;
graphLayoutCache = newLayoutCache;
firePropertyChange(GRAPH_LAYOUT_CACHE_PROPERTY, oldLayoutCache,
graphLayoutCache);
if (graphLayoutCache != null
&& graphLayoutCache.getModel() != getModel())