@SuppressWarnings("unchecked")
private void createValues() {
clausesTable.removeAll();
try {
List<Clause> clauses = (List<Clause>) system.query(new GetClauses());
for (Clause clause : clauses) {
TableItem item = new TableItem(clausesTable, SWT.LEFT);
item.setChecked(clause.isActive());
item.setText(0, clause.getClause());
item.setText(1, clause.getId());