[Neo tickets] #251: grab_file_lock error

[neo4j.org]

#251: grab_file_lock error
------------------------+---------------------------------------------------
 Reporter:  anonymous   |       Owner:  andersn
     Type:  bug report  |      Status:  new    
 Priority:  major       |   Milestone:         
Component:  apoc        |    Keywords:         
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 i tried.. sample code.
 graphDb.shutdown() is NullpointException


         at
 org.neo4j.kernel.impl.nioneo.store.CommonAbstractStore.close(CommonAbstractStore.java:625)
         at
 org.neo4j.kernel.impl.nioneo.store.RelationshipTypeStore.closeStorage(RelationshipTypeStore.java:90)
         at
 org.neo4j.kernel.impl.nioneo.store.CommonAbstractStore.close(CommonAbstractStore.java:581)
         at
 org.neo4j.kernel.impl.nioneo.store.NeoStore.closeStorage(NeoStore.java:102)
         at
 org.neo4j.kernel.impl.nioneo.store.CommonAbstractStore.close(CommonAbstractStore.java:581)
         at
 org.neo4j.kernel.impl.nioneo.xa.NeoStoreXaDataSource.close(NeoStoreXaDataSource.java:235)
         at
 org.neo4j.kernel.impl.nioneo.xa.NioNeoDbPersistenceSource.stop(NioNeoDbPersistenceSource.java:78)
         at
 org.neo4j.kernel.GraphDbInstance.shutdown(GraphDbInstance.java:269)
         at
 org.neo4j.kernel.EmbeddedGraphDbImpl.shutdown(EmbeddedGraphDbImpl.java:260)
         at
 org.neo4j.kernel.EmbeddedGraphDatabase.shutdown(EmbeddedGraphDatabase.java:118)
         at com.ucloud.nosql.NeoTest.write(NeoTest.java:76)
         at com.ucloud.nosql.NeoTest.main(NeoTest.java:27)


         Map<String,String> config = new HashMap<String,String>();
         config.put( "grab_file_lock", "false" );

         GraphDatabaseService graphDb = new
 EmbeddedGraphDatabase("/var/base",config);
         Transaction tx = graphDb.beginTx();
         try {
             Node firstNode = graphDb.createNode();
             Node secondNode = graphDb.createNode();
             Relationship relationship =
 firstNode.createRelationshipTo(secondNode, MyRelationshipTypes.KNOWS);

             firstNode.setProperty("message", "Hello, ");
             secondNode.setProperty("message", "world!");
             relationship.setProperty("message", "brave Neo4j ");

             tx.success();

             System.out.print(firstNode.getProperty("message"));
             System.out.print(relationship.getProperty("message"));
             System.out.print(secondNode.getProperty("message"));
         }
         catch(Exception e) {
            e.printStackTrace();
         }
         finally {
             tx.finish();
             graphDb.shutdown();
         }

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Ticket URL: <https://trac.neo4j.org/ticket/251>
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