protected OutlineNode getNode(
Hashtable linkTable, Link link, int parentId, String linkLabel, Set visited)
throws ZenoException {
Integer otherId =
new Integer((link.getSourceId() == parentId) ? link.getTargetId() : link.getSourceId());
OutlineNode node = genOutlineNode(link, parentId);
if (visited.contains(otherId)) {
node.setDuplicate(true);
return node;
} else {
visited.add(otherId);
List links = (List) linkTable.get(otherId);
if (links != null) {
Iterator it = links.iterator();
while (it.hasNext()) {
LinkImpl link1 = (LinkImpl) it.next();
if ("".equals(linkLabel) || link1.getLabel().equals(linkLabel))
node.add(getNode(linkTable, link1, otherId.intValue(), linkLabel, visited));
else node.add(genOutlineNode(link1, otherId.intValue()));
}
Collections.sort(node.getChildren(), new NodeComparator());
}
return node;
}
}
protected OutlineNode genOutlineNode(Link link, int parentId) {
String linkLabel, id, alias;
ZenoResource res;
if (link.getSourceId() == parentId) {
linkLabel = link.getLabel();
id = Integer.toString(link.getTargetId());
alias = link.getTargetAlias();
res = ((LinkImpl) link).getTargetResource();
} else {
linkLabel = "-" + link.getLabel();
id = Integer.toString(link.getSourceId());
alias = link.getSourceAlias();
res = ((LinkImpl) link).getSourceResource();
}
OutlineNode node = new OutlineNode(linkLabel, id, alias);
node.setResource(res);
return node;
}