public void addConstraint() {
Statement st =
((List<StatementWrapper>) statements).get(getStatementPosition()).getAsStatement();
if (getConstraintPosition() >= st.getLiteralConstraints().size()) {
((List<String>) st.getLiteralConstraints()).add("");
} else {
((List<String>) st.getLiteralConstraints()).add(getConstraintPosition() + 1, "");
}
collectionSession.setProfile(profile);
}
public void removeConstraint() {
Statement st =
((List<StatementWrapper>) statements).get(getStatementPosition()).getAsStatement();
((List<String>) st.getLiteralConstraints()).remove(getConstraintPosition());
collectionSession.setProfile(profile);
}