private boolean isRequiredWay(Way way) {
long wayId = way.getId();
if (requiredWays.get(wayId)) return true;
return usedByTag && !isEmptyTagSet(way.getTags());
}
private boolean isRequiredNode(Node node) {
long nodeId = node.getId();
if (requiredNodes.get(nodeId)) return true;
return usedByTag && !isEmptyTagSet(node.getTags());
}
