String selectUsersQuery = (String) options.get(JDBCLoginModule.PASSWORD_QUERY);
String selectRolesQuery = (String) options.get(JDBCLoginModule.ROLE_QUERY);
try {
DataSource dataSource = (DataSource) JDBCUtils.createDatasource(bundleContext, datasourceURL);
EncryptionSupport encryptionSupport = new EncryptionSupport(options);
instance = new JDBCBackingEngine(dataSource, encryptionSupport);
if(addUserStatement != null) {
instance.setAddUserStatement(addUserStatement);
}
if(addRoleStatement != null) {