// Our QConPath objects are just placeholders to fields, // so the parents are reachable. // If we find a "real" constraint, we throw the QPath // out and replace it with the other constraint. private void morph(BooleanByRef removeExisting, QCon newConstraint, ReflectClass claxx) { boolean mayMorph = true; if (claxx != null) { ClassMetadata yc = i_trans.container().produceClassMetadata(claxx); if (yc != null) { Iterator4 i = iterateChildren(); while (i.moveNext()) { QField qf = ((QCon) i.current()).getField(); if (!yc.hasField(i_trans.container(), qf.name())) { mayMorph = false; break; } } } } if (mayMorph) { Iterator4 j = iterateChildren(); while (j.moveNext()) { newConstraint.addConstraint((QCon) j.current()); } if (hasJoins()) { Iterator4 k = iterateJoins(); while (k.moveNext()) { QConJoin qcj = (QConJoin) k.current(); qcj.exchangeConstraint(this, newConstraint); newConstraint.addJoin(qcj); } } i_parent.exchangeConstraint(this, newConstraint); removeExisting.value = true; } else { i_parent.addConstraint(newConstraint); } }
QConPath(Transaction a_trans, QCon a_parent, QField a_field) { super(a_trans, a_parent, a_field, null); if (a_field != null) { _classMetadata = a_field.getFieldType(); } }