Package org.neo4j.kernel.impl.nioneo.store

Examples of org.neo4j.kernel.impl.nioneo.store.NodeRecord

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    @Override
    public void setNodeProperty( long node, String propertyName,
                                 Object propertyValue )
    {
        NodeRecord nodeRec = getNodeRecord( node );
        if ( setPrimitiveProperty( nodeRec, propertyName, propertyValue ) )
        {
            getNodeStore().updateRecord( nodeRec );
        }
    }
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    }

    @Override
    public void removeNodeProperty( long node, String propertyName )
    {
        NodeRecord nodeRec = getNodeRecord( node );
        if ( removePrimitiveProperty( nodeRec, propertyName ) )
        {
            getNodeStore().updateRecord( nodeRec );
        }
    }
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        return internalCreateNode( getNodeStore().nextId(), properties );
    }

    private long internalCreateNode( long nodeId, Map<String, Object> properties )
    {
        NodeRecord nodeRecord = new NodeRecord( nodeId, Record.NO_NEXT_RELATIONSHIP.intValue(),
                Record.NO_NEXT_PROPERTY.intValue() );
        nodeRecord.setInUse( true );
        nodeRecord.setCreated();
        nodeRecord.setNextProp( createPropertyChain( properties ) );
        getNodeStore().updateRecord( nodeRecord );
        return nodeId;
    }
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    @Override
    public long createRelationship( long node1, long node2, RelationshipType
            type, Map<String, Object> properties )
    {
        NodeRecord firstNode = getNodeRecord( node1 );
        NodeRecord secondNode = getNodeRecord( node2 );
        int typeId = typeHolder.getTypeId( type.name() );
        if ( typeId == -1 )
        {
            typeId = createNewRelationshipType( type.name() );
        }
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    }

    @Override
    public void setNodeProperties( long node, Map<String, Object> properties )
    {
        NodeRecord record = getNodeRecord( node );
        if ( record.getNextProp() != Record.NO_NEXT_PROPERTY.intValue() )
        {
            deletePropertyChain( record.getNextProp() );
            /*
             * Batch inserter does not make any attempt to maintain the store's
             * integrity. It makes sense however to keep some things intact where
             * the cost is relatively low. So here, when we delete the property
             * chain we first make sure that the node record (or the relationship
             * record below) does not point anymore to the deleted properties. This
             * way, if during creation, something goes wrong, it will not have the properties
             * expected instead of throwing invalid record exceptions.
             */
            record.setNextProp( Record.NO_NEXT_PROPERTY.intValue() );
            getNodeStore().updateRecord( record );
        }
        record.setNextProp( createPropertyChain( properties ) );
        getNodeStore().updateRecord( record );
    }
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    }

    @Override
    public Map<String, Object> getNodeProperties( long nodeId )
    {
        NodeRecord record = getNodeRecord( nodeId );
        if ( record.getNextProp() != Record.NO_NEXT_PROPERTY.intValue() )
        {
            return getPropertyChain( record.getNextProp() );
        }
        return Collections.emptyMap();
    }
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    }

    @Override
    public Iterable<Long> getRelationshipIds( long nodeId )
    {
        NodeRecord nodeRecord = getNodeRecord( nodeId );
        long nextRel = nodeRecord.getNextRel();
        List<Long> ids = new ArrayList<Long>();
        while ( nextRel != Record.NO_NEXT_RELATIONSHIP.intValue() )
        {
            RelationshipRecord relRecord = getRelationshipRecord( nextRel );
            ids.add( relRecord.getId() );
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    }

    @Override
    public Iterable<BatchRelationship> getRelationships( long nodeId )
    {
        NodeRecord nodeRecord = getNodeRecord( nodeId );
        long nextRel = nodeRecord.getNextRel();
        List<BatchRelationship> rels = new ArrayList<BatchRelationship>();
        while ( nextRel != Record.NO_NEXT_RELATIONSHIP.intValue() )
        {
            RelationshipRecord relRecord = getRelationshipRecord( nextRel );
            RelationshipType type = new RelationshipTypeImpl(
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        return rels;
    }

    public Iterable<SimpleRelationship> getSimpleRelationships( long nodeId )
    {
        NodeRecord nodeRecord = getNodeRecord( nodeId );
        long nextRel = nodeRecord.getNextRel();
        List<SimpleRelationship> rels = new ArrayList<SimpleRelationship>();
        while ( nextRel != Record.NO_NEXT_RELATIONSHIP.intValue() )
        {
            RelationshipRecord relRecord = getRelationshipRecord( nextRel );
            RelationshipType type = new RelationshipTypeImpl(
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        nodeStore.updateRecord(createRecord(event, nodeId));
        //if (endOfBatch) nodeStore.flushAll();
    }

    private NodeRecord createRecord(NodeStruct event, long id) {
        NodeRecord record = new NodeRecord(id, event.firstRel, event.firstPropertyId);
        record.setInUse(true);
        record.setCreated();
        return record;
    }
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Related Classes of org.neo4j.kernel.impl.nioneo.store.NodeRecord

  • org.neo4j.batchimport.handlers.NodeWriteRecordHandler
  • org.neo4j.kernel.impl.batchinsert.BatchInserterImpl
  • org.neo4j.kernel.impl.nioneo.xa.Command$NodeCommand
  • org.neo4j.kernel.impl.nioneo.xa.ReadTransaction
  • org.neo4j.kernel.impl.nioneo.xa.WriteTransaction
  • org.neo4j.kernel.impl.util.DumpLogicalLog
  • org.neo4j.unsafe.batchinsert.BatchInserterImpl
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