public void testQuadRemove() {
Graph g = getGraph();
assertEquals(0, g.size());
Triple s = NodeCreateUtils.createTriple("x rdf:subject s");
Triple p = NodeCreateUtils.createTriple("x rdf:predicate p");
Triple o = NodeCreateUtils.createTriple("x rdf:object o");
Triple t = NodeCreateUtils.createTriple("x rdf:type rdf:Statement");
g.add(s);
g.add(p);
g.add(o);
g.add(t);
assertEquals(4, g.size());
g.delete(s);
g.delete(p);
g.delete(o);
g.delete(t);
assertEquals(0, g.size());
}
/** Removes the triple t (if possible) from the set belonging to this graph. */
@Override
public void performDelete(Triple t) {
version++;
if (fdata != null) {
Graph data = fdata.getGraph();
if (data != null) {
data.delete(t);
}
}
if (isPrepared) {
fdeductions.getGraph().delete(t);
}
}
@Test
public void testGraph_delete() throws GraphException, SQLException, JSONException {
testGraph_write();
for (int i = 0; i < CAPACITY; i++) {
graph.delete(String.valueOf(i));
assertNull(graph.read(String.valueOf(i)));
}
assertEquals(CAPACITY, graph.capacity());
assertEquals(0, graph.occupied());
assertEquals(CAPACITY, graph.available());
assertEquals(CAPACITY, graph.recycled());
}
@Override
protected Serializable processMethod() throws AsyncException {
version++;
if (fdata != null) {
Graph data = fdata.getGraph();
if (data != null) {
data.delete(getHandler(""), t);
}
}
if (isPrepared) {
fdeductions.getGraph().delete(getHandler(""), t);
}
return null;
}
@Override
public void delete(Triple t) {
base.delete(t);
getEventManager().notifyDeleteTriple(this, t);
}
@Override
public void performDelete(Triple t) {
base.delete(t);
}
public void testRemoveFromNothing() {
Graph G = getGraph();
G.delete(triple("quint rdf:subject S"));
}
