constants.cwTreeBeethovenWorkSonatas());
addMusicSection(beethovenItem, symphoniesLabel,
constants.cwTreeBeethovenWorkSymphonies());
// Add some of Brahms's music
TreeItem brahmsItem = staticTree.addItem(composers[1]);
addMusicSection(brahmsItem, concertosLabel,
constants.cwTreeBrahmsWorkConcertos());
addMusicSection(brahmsItem, quartetsLabel,
constants.cwTreeBrahmsWorkQuartets());
addMusicSection(brahmsItem, sonatasLabel,