// CHECK NUMERIC TRANSFORMER THRESHOLDS
for (Leaf l : plan.getTree().getRoot().getAllLeaves()) {
eu.scape_project.planning.model.transform.Transformer t = l.getTransformer();
if (t != null && t instanceof NumericTransformer) {
NumericTransformer nt = (NumericTransformer) t;
if (!nt.checkOrder()) {
StringBuffer sb = new StringBuffer("NUMERICTRANSFORMER THRESHOLD ERROR ");
sb.append(l.getName()).append("::NUMERICTRANSFORMER:: ");
sb.append(nt.getThreshold1()).append(" ").append(nt.getThreshold2()).append(" ")
.append(nt.getThreshold3()).append(" ").append(nt.getThreshold4()).append(" ")
.append(nt.getThreshold5());