try {
final List<SimplePath> paths = pathFindService.interconnect(kam,
sources, maxSearchDepth);
final InterconnectResponse interconnectResponse =
new InterconnectResponse();
interconnectResponse.getPaths().addAll(paths);
return interconnectResponse;
} catch (PathFindServiceException e) {
final String msg = "error in pathfind interconnect";
throw new RequestException(msg, e);