public void readDenseNodes()

in baremaps-core/src/main/java/org/apache/baremaps/openstreetmap/pbf/DataBlockReader.java [106:147]

• 35 lines of code
• 5 McCabe index (conditional complexity)

  public void readDenseNodes(Consumer<Node> consumer) {
    for (PrimitiveGroup group : primitiveBlock.getPrimitivegroupList()) {
      DenseNodes denseNodes = group.getDense();

      long id = 0;
      long lat = 0;
      long lon = 0;
      long timestamp = 0;
      long changeset = 0;
      int sid = 0;
      int uid = 0;

      // Index into the keysvals array.
      int j = 0;
      for (int i = 0; i < denseNodes.getIdCount(); i++) {
        id = denseNodes.getId(i) + id;

        Osmformat.DenseInfo denseInfo = denseNodes.getDenseinfo();
        int version = denseInfo.getVersion(i);
        uid = denseInfo.getUid(i) + uid;
        sid = denseInfo.getUserSid(i) + sid;
        timestamp = denseInfo.getTimestamp(i) + timestamp;
        changeset = denseInfo.getChangeset(i) + changeset;
        lat = denseNodes.getLat(i) + lat;
        lon = denseNodes.getLon(i) + lon;

        // If empty, assume that nothing here has keys or vals.
        Map<String, Object> tags = new HashMap<>();
        if (denseNodes.getKeysValsCount() > 0) {
          while (denseNodes.getKeysVals(j) != 0) {
            int keyid = denseNodes.getKeysVals(j++);
            int valid = denseNodes.getKeysVals(j++);
            tags.put(getString(keyid), getString(valid));
          }
          j++; // Skip over the '0' delimiter.
        }

        Info info = new Info(version, getTimestamp(timestamp), changeset, uid);
        consumer.accept(new Node(id, info, tags, getLon(lon), getLat(lat)));
      }
    }
  }