public Constraints constraints() {
synchronized (streamLock()) {
Constraint[] constraints = new Constraint[i_constraints.size()];
i_constraints.toArray(constraints);
return new QConstraints(_trans, constraints);
}
}
Constraint toConstraint(final Collection4 constraints) {
if (constraints.size() == 1) {
return (Constraint) constraints.singleElement();
} else if (constraints.size() > 0) {
Constraint[] constraintArray = new Constraint[constraints.size()];
constraints.toArray(constraintArray);
return new QConstraints(_trans, constraintArray);
}
return null;
}