You forgot tx.success() in the try{} block, see
http://wiki.neo4j.org/content/Transactions#Controlling_success.
Greetings
Axel
Am 26.10.2010 11:19, schrieb Roman Uhlig:
> Hi,
> I'm completely new to Neo4j and got an issue while trying the getting started
> guide.
>
> Everytime I close the database (GraphDatabaseService.shutdown()) and open it
> again later, all data is gone (or was never saved). I did exactly as
> described in the guide, so maybe someone can point me in the right direction?
> Probably just some stupid mistake by me. ;)
>
> My tiny test case (Windows, Java 1.6):
>
> Writing data:
>
> GraphDatabaseService db = new EmbeddedGraphDatabase("/temp/neo4j/test1");
> try {
> org.neo4j.graphdb.Transaction tx = db.beginTx();
> try {
> Node rootNode = db.getReferenceNode();
> Node firstNode = db.createNode();
> rootNode.createRelationshipTo(firstNode,
> IdabaRelTypes.ROOT_TYPES);
> } finally {
> tx.finish();
> }
> } finally {
> db.shutdown();
> }
>
> Reading data:
>
> GraphDatabaseService db = new EmbeddedGraphDatabase("/temp/neo4j/test1");
> try {
> org.neo4j.graphdb.Transaction tx = db.beginTx();
> try {
> Node rootNode = db.getReferenceNode();
> for (Relationship rel : rootNode.getRelationships()) {
> // output test data, but nothing in it
> }
> } finally {
> tx.finish();
> }
> } finally {
> db.shutdown();
> }
>
>
> Thanks in advance,
> Roman
> _______________________________________________
> Neo4j mailing list
> [email protected]
> https://lists.neo4j.org/mailman/listinfo/user
--
Axel Morgner
Creative Solutions - Software Engineering
GUI& UX Design - Project Management
c/o inxire GmbH
Hanauer Landstr. 293a
60314 Frankfurt
Germany
Phone +49 151 40522060
E-mail [email protected]
Web http://morgner.de
_______________________________________________
Neo4j mailing list
[email protected]
https://lists.neo4j.org/mailman/listinfo/user
