public Vertex addVertex(final Value value) {
Vertex v = graph.addVertex(null);
if (value instanceof URI) {
v.setProperty(KIND, URI);
v.setProperty(VALUE, value.stringValue());
} else if (value instanceof Literal) {
Literal l = (Literal) value;
v.setProperty(KIND, LITERAL);
v.setProperty(VALUE, l.getLabel());
if (null != l.getDatatype()) {
v.setProperty(TYPE, l.getDatatype().stringValue());
}
if (null != l.getLanguage()) {
v.setProperty(LANG, l.getLanguage());
}
} else if (value instanceof BNode) {
BNode b = (BNode) value;
v.setProperty(KIND, BNODE);
v.setProperty(VALUE, b.getID());
} else {
throw new IllegalStateException("value of unexpected type: " + value);
}
return v;
}
public Vertex addVertex(final String id) {
Vertex v = graph.addVertex(null);
// vertices.put(VALUE, id, store.namespaces);
v.setProperty(VALUE, id);
return v;
}