if (artist != null) {
DiscogsReleaseListModel releaseModel = (DiscogsReleaseListModel) lstReleases.getModel();
releaseModel.clear();
for (ArtistRelease release : artist.getReleases()) {
releaseModel.addElement(release);
}
lstReleases.revalidate();
lstReleases.clearSelection();
lstReleases.repaint();