@Override public String toString() { StringBuilder sb = new StringBuilder(); sb.append("Triple Bindings are: \n"); Set<Triple> triples = this.bindingMap.keySet(); for (Triple triple : triples) { sb.append("* " + triple.toString() + "\n"); for (TripleMap tm : this.bindingMap.get(triple)) { sb.append(" Triplemap: " + tm + "\n"); for (PO po : tm.getPos()) { sb.append( " PO:" + po.getPredicate().toString() + " " + po.getObject().toString() + "\n"); } } } return sb.toString(); }