private ClustererBuilder getBuilder(Clusterer clusterer) {
for (ClustererBuilder b : Lookup.getDefault().lookupAll(ClustererBuilder.class)) {
if (b.getClustererClass().equals(clusterer.getClass())) {
return b;
}
}
return null;
}
private void writeColumns(Clusterer clusterer) {
Cluster[] clusters = clusterer.getClusters();
if (clusters != null && clusters.length > 0) {
ClustererBuilder builder = getBuilder(clusterer);
AttributeModel am = Lookup.getDefault().lookup(AttributeController.class).getModel();
String id = "clustering_" + builder.getName();
String title = "Clustering (" + builder.getName() + ")";
AttributeColumn col = am.getNodeTable().getColumn(id);
if (col == null) {
col =
am.getNodeTable()
.addColumn(id, title, AttributeType.INT, AttributeOrigin.COMPUTED, null);
StatusDisplayer.getDefault()
.setStatusText("A new column \"" + title + "\" has been created");
}
for (int i = 0; i < clusters.length; i++) {
Integer clusterId = new Integer(i);
for (Node n : clusters[i].getNodes()) {
n.getNodeData().getAttributes().setValue(col.getIndex(), clusterId);
}
}
}
}