Relation relation =
new Relation(new CommonEntityData(1234, 2, timestamp, OsmUser.NONE, 0));
relation.getMembers().add(new RelationMember(2345, EntityType.Node, "noderole"));
relation.getMembers().add(new RelationMember(3456, EntityType.Way, "wayrole"));
relation.getMembers().add(new RelationMember(4567, EntityType.Relation, "relationrole"));
relation.getTags().add(new Tag("relationkey", "relationvalue"));
testRelationWriter.process(relation);
try {
testBufferedWriter.flush();
} catch (IOException e) {