.closeOnJvmShutdown()
.make();
nodes = db.createTreeMap("nodes")
.valueSerializer(new NodeSerializer())
.makeLongMap();
ways = db.createTreeMap("ways")
.closeOnJvmShutdown()
.make();
nodes = db.createTreeMap("nodes")
.keySerializer(BTreeKeySerializer.ZERO_OR_POSITIVE_LONG)
.valueSerializer(new NodeSerializer())
.makeOrGet();
ways = db.createTreeMap("ways")