public void rn() throws IOException {
List<RoadLink> links = loadToDatabase("/Users/duduba/gj.mif", "/Users/duduba/gj.mid", false);
GraphDatabaseService graphDb = neo.getDb();
Index<Node> nodeIndex = neo.getNodeIndex();
for (RoadLink link : links) {
Transaction tx = graphDb.beginTx();
try {
Node fromNode = nodeIndex.get("id", link.fromNode).getSingle();
if (fromNode == null) {
fromNode = graphDb.createNode();
fromNode.setProperty("id", link.fromNode);
nodeIndex.add(fromNode, "id", link.fromNode);
}
Node toNode = nodeIndex.get("id", link.toNode).getSingle();
if (toNode == null) {
toNode = graphDb.createNode();
toNode.setProperty("id", link.toNode);
nodeIndex.add(toNode, "id", link.toNode);
}
Relationship r = fromNode.createRelationshipTo(toNode, Neo.RelTypes.TO);
r.setProperty("no", link.no);
r.setProperty("name", link.name);
tx.success();
} finally {
tx.finish();
}
}
logger.debug("haha, it's ok!");
}
/**
* Packs a Pdu into the ByteBuffer.
*
* @throws java.nio.BufferOverflowException if buff is too small
* @throws java.nio.ReadOnlyBufferException if buff is read only
* @see java.nio.ByteBuffer
* @param buff The ByteBuffer at the position to begin writing
* @since ??
*/
public void marshal(java.nio.ByteBuffer buff) {
super.marshal(buff);
orginatingEntityID.marshal(buff);
receivingEntityID.marshal(buff);
relationship.marshal(buff);
partLocation.marshal(buff);
namedLocationID.marshal(buff);
partEntityType.marshal(buff);
} // end of marshal method
public int getMarshalledSize() {
int marshalSize = 0;
marshalSize = super.getMarshalledSize();
marshalSize = marshalSize + orginatingEntityID.getMarshalledSize(); // orginatingEntityID
marshalSize = marshalSize + receivingEntityID.getMarshalledSize(); // receivingEntityID
marshalSize = marshalSize + relationship.getMarshalledSize(); // relationship
marshalSize = marshalSize + partLocation.getMarshalledSize(); // partLocation
marshalSize = marshalSize + namedLocationID.getMarshalledSize(); // namedLocationID
marshalSize = marshalSize + partEntityType.getMarshalledSize(); // partEntityType
return marshalSize;
}
/**
* Checks the status of a friendship
*
* @param id the user to check friendship status with
* @return a string representing the status
*/
public String checkFriendship(Long id) {
User current = Application.user();
if (Application.user().id == id) {
return "";
}
Relationship r1 =
Relationship.find(
"SELECT r FROM Relationship r where r.from = ?1 AND r.to = ?2", current, this)
.first();
Relationship r2 =
Relationship.find(
"SELECT r FROM Relationship r where r.to = ?1 AND r.from = ?2", current, this)
.first();
if (r1 != null) {
if (r1.accepted) {
return "Friends";
}
if (r1.requested) {
return "Friendship Requested";
}
}
return "Request Friendship";
}
public void marshal(DataOutputStream dos) {
super.marshal(dos);
try {
orginatingEntityID.marshal(dos);
receivingEntityID.marshal(dos);
relationship.marshal(dos);
partLocation.marshal(dos);
namedLocationID.marshal(dos);
partEntityType.marshal(dos);
} // end try
catch (Exception e) {
System.out.println(e);
}
} // end of marshal method
private Object toJsonCompatible(Object value) {
if (value instanceof Node) {
final Node node = (Node) value;
final Map<String, Object> result = SubGraph.toMap((PropertyContainer) node);
result.put("_id", node.getId());
final List<String> labelNames = SubGraph.getLabelNames(node);
if (!labelNames.isEmpty()) result.put("_labels", labelNames);
return result;
}
if (value instanceof Relationship) {
final Relationship relationship = (Relationship) value;
final Map<String, Object> result = SubGraph.toMap((PropertyContainer) relationship);
result.put("_id", relationship.getId());
result.put("_start", relationship.getStartNode().getId());
result.put("_end", relationship.getEndNode().getId());
result.put("_type", relationship.getType().name());
return result;
}
if (value instanceof Map) {
@SuppressWarnings("unchecked")
Map<String, Object> map = (Map<String, Object>) value;
final Map<String, Object> result = new LinkedHashMap<>(map.size());
for (Map.Entry<String, Object> entry : map.entrySet()) {
result.put(entry.getKey(), toJsonCompatible(entry.getValue()));
}
return result;
}
if (value instanceof Iterable) {
final List<Object> result = new ArrayList<>();
for (Object inner : (Iterable) value) {
result.add(toJsonCompatible(inner));
}
return result;
}
return value;
}
@Override
public boolean equalsImpl(Object obj) {
boolean ivarsEqual = true;
if (!(obj instanceof IsPartOfPdu)) return false;
final IsPartOfPdu rhs = (IsPartOfPdu) obj;
if (!(orginatingEntityID.equals(rhs.orginatingEntityID))) ivarsEqual = false;
if (!(receivingEntityID.equals(rhs.receivingEntityID))) ivarsEqual = false;
if (!(relationship.equals(rhs.relationship))) ivarsEqual = false;
if (!(partLocation.equals(rhs.partLocation))) ivarsEqual = false;
if (!(namedLocationID.equals(rhs.namedLocationID))) ivarsEqual = false;
if (!(partEntityType.equals(rhs.partEntityType))) ivarsEqual = false;
return ivarsEqual && super.equalsImpl(rhs);
}
/**
* Get a list of any users who have requested to be friends
*
* @return a list of relationships related to incoming friend requests
*/
public List<Relationship> requestedFriends() {
return Relationship.find(
"SELECT r FROM Relationship r where r.to = ? and r.requested = true and r.accepted = false",
this)
.fetch();
}
/**
* Get any confirmed friends
*
* @return a list of relationships for confirmed friends
*/
public List<Relationship> confirmedFriends() {
return Relationship.find(
"SELECT r FROM Relationship r where r.from = ? and r.accepted = true", this)
.fetch();
}
@Override
public void remove(Relationship relationship) {
removeFromIndexes(relationship);
relationship.delete();
}
