AttributeColumn edgeCol1 = attributeModel.getEdgeTable().addColumn("col1", AttributeType.DYNAMIC_INT);
AttributeColumn edgeCol2 = attributeModel.getEdgeTable().addColumn("col2", AttributeType.DYNAMIC_STRING);
n1.getNodeData().getAttributes().setValue(nodeCol1.getIndex(), "test");
n1.getNodeData().getAttributes().setValue(nodeCol2.getIndex(), new IntegerList(new int[]{1, 2, 3, 4}));
n1.getNodeData().getAttributes().setValue(nodeTimeCol.getIndex(), new TimeInterval(1, 5));
List<Interval> intervalList = new ArrayList<Interval>();
intervalList.add(new Interval(1.0, 2.0));
intervalList.add(new Interval(3.0, 4.0));