/**
* Returns a {@link RectangularNodeIcon} for nodes with type of 'task' and a {@link OvalNodeIcon}
* for all other nodes.
*
* @see com.googlecode.sarasvati.visual.GraphToImageMap#iconForNode(com.googlecode.sarasvati.Node)
*/
@Override
public Icon iconForNode(Node node) {
if (getTaskType().equalsIgnoreCase(node.getType())) {
return new RectangularNodeIcon(node, null);
} else if (node.getType().equals("end")) {
return new SmallCircleNodeIcon();
}
return new OvalNodeIcon(node, null);
}
@Override
public List<Node> getStartNodes() {
List<Node> startNodes = new LinkedList<Node>();
for (Node node : nodes) {
if (node.isStart()) {
startNodes.add(node);
}
}
return startNodes;
}
private void executeArc(GraphProcess process, ArcToken token) {
if (token.isPending()) {
token.markProcessed(this);
process.addActiveArcToken(token);
Node targetNode = token.getArc().getEndNode();
JoinResult result = targetNode.getJoinStrategy().performJoin(this, process, token);
if (result.isJoinComplete()) {
completeExecuteArc(process, targetNode, result.getArcTokensCompletingJoin());
}
}
}
@Override
public Node importNode(final HibGraph graph, final Node node, final External external) {
HibNodeRef nodeRef = (HibNodeRef) node;
HibNodeRef origNode = node.getExternal() == null ? null : (HibNodeRef) node;
HibNodeRef newRef = new HibNodeRef(graph, nodeRef.getNode(), origNode, (HibExternal) external);
session.save(newRef);
graph.getNodes().add(newRef);
return newRef;
}