- query.addJoin(new Join(JoinType.INNER, "ARTISTS", new Field("TRACK_ARTISTS.ARTIST"), new Field("ARTISTS.ID")));
- query.addJoin(new Join(JoinType.INNER, "TRACK_STYLES", new Field("TRACKS.ID"), new Field("TRACK_STYLES.TRACK")));
- query.addJoin(new Join(JoinType.INNER, "STYLES", new Field("TRACK_STYLES.STYLE"), new Field("STYLES.ID")));
- query.addWhereClause(new ValueFieldWhereClause(new ValueField("ARTISTS.ID", new StringParameter(artistId))));
- query.addOrderField(new OrderField(new Field("TRACKS.ID"), Order.ASCENDING));
- query.addOrderField(new OrderField(new Field("TRACK_ARTISTS.DISPLAY_ORDER"), Order.ASCENDING));
- TrackLoader trackLoader = new TrackLoader();
- database.process(query, trackLoader);
- return trackLoader.all();
+ query.addWhereClause(new ValueFieldWhereClause(new ValueField("TRACK_ARTISTS.ARTIST", new StringParameter(artistId))));
+ return database.getMultiple(query, trackCreator);
+ }
+
+ public Collection<Group> getGroupsByArtist(String artistId) throws DatabaseException {
+ Query query = new Query(Type.SELECT, "GROUPS");
+ query.addField(new Field("GROUPS.*"));
+ query.addJoin(new Join(JoinType.INNER, "GROUP_ARTISTS", new Field("GROUPS.ID"), new Field("GROUP_ARTISTS.GROUP_")));
+ query.addWhereClause(new ValueFieldWhereClause(new ValueField("GROUP_ARTISTS.ARTIST", new StringParameter(artistId))));
+ return database.getMultiple(query, groupCreator);