@Override
public IVisualizableNode[] getParents() {
List<IVisualizableNode> parentList = new ArrayList<IVisualizableNode>();
for (ISimpleNode parent : content.getParents()) {
parentList.add(getContentNodeMap().get(parent));
}
return parentList.toArray(new IVisualizableNode[parentList.size()]);
}
@Override
public IVisualizableNode[] getParents() {
Set<IVisualizableNode> parents = new LinkedHashSet<IVisualizableNode>();
for (ISimpleNode node : contentNodes) {
for (ISimpleNode parent : node.getParents()) {
parents.add(getContentNodeMap().get(parent));
}
}
return parents.toArray(new IVisualizableNode[parents.size()]);
}
private boolean isTree() {
if (getNodesByLayer(1).length != 1) {
return false;
}
for (int layerIndex = 2; layerIndex <= deepestLayer; layerIndex++) {
for (ISimpleNode node : getNodesByLayer(layerIndex)) {
if (node.getParents().length != 1) {
return false;
}
}
}
return true;
}