public String getGenre(Integer idCat) throws GenreException {
try {
Context ctx = new InitialContext();
DataSource source = (DataSource) ctx.lookup("jdbc/MusicStore");
connexion = source.getConnection();
String requeteSQL = "SELECT LABEL FROM GENRE WHERE GENRE.IDGENRE = ?";
PreparedStatement prepStat = connexion.prepareStatement(requeteSQL);
prepStat.setInt(1, idCat);
ResultSet donnees = prepStat.executeQuery();
String genre = "";
if (donnees.next()) {
genre = donnees.getString(1);
} else {
throw new GenreException("errorGenre");
}
return genre;
} catch (SQLException e) {
throw new GenreException("sqlConnexionError");
} catch (NamingException e) {
throw new GenreException("errorNaming");
} catch (GenreException ex) {
throw new GenreException(ex.toString());
} finally {
try {
connexion.close();
} catch (SQLException e) {
throw new GenreException("sqlConnexionError");
}
}
}
public ArrayList<Categorie> getCategories() throws GenreException {
try {
ArrayList<Categorie> arrCat = new ArrayList<Categorie>();
Context ctx = new InitialContext();
DataSource source = (DataSource) ctx.lookup("jdbc/MusicStore");
connexion = source.getConnection();
String requeteSQL = "SELECT * FROM GENRE";
PreparedStatement prepStat = connexion.prepareStatement(requeteSQL);
ResultSet donnees = prepStat.executeQuery();
while (donnees.next()) {
Categorie newCat = new Categorie();
newCat.setIdCategorie(donnees.getInt(1));
newCat.setLibelle(donnees.getString(2));
arrCat.add(newCat);
}
if (arrCat.isEmpty()) {
throw new GenreException("errorGenreNotExist");
}
return arrCat;
} catch (SQLException ex) {
throw new GenreException("sqlException");
} catch (NamingException ex) {
throw new GenreException("errorNaming");
} catch (GenreException ex) {
throw new GenreException(ex.toString());
} finally {
try {
connexion.close();
} catch (SQLException ex) {
throw new GenreException("sqlException");
}
}
}
