public ActionForward execute(
ActionMapping mapping,
ActionForm form,
HttpServletRequest request,
HttpServletResponse response)
throws Exception {
SolverParamDefForm myForm = (SolverParamDefForm) form;
// Check Access
sessionContext.checkPermission(Right.SolverParameters);
// Read operation to be performed
String op = (myForm.getOp() != null ? myForm.getOp() : request.getParameter("op"));
if (request.getParameter("op2") != null && request.getParameter("op2").length() > 0)
op = request.getParameter("op2");
if (op == null) {
myForm.reset(mapping, request);
myForm.setVisible(Boolean.TRUE);
}
// Reset Form
if ("Back".equals(op)) {
if (myForm.getUniqueId() != null) request.setAttribute("hash", myForm.getUniqueId());
myForm.reset(mapping, request);
myForm.setVisible(Boolean.TRUE);
}
if ("Add Solver Parameter".equals(op)) {
myForm.reset(mapping, request);
myForm.setVisible(Boolean.TRUE);
myForm.setOp("Save");
myForm.setGroup(request.getParameter("group"));
}
// Add / Update
if ("Update".equals(op) || "Save".equals(op)) {
// Validate input
ActionMessages errors = myForm.validate(mapping, request);
if (errors.size() > 0) {
saveErrors(request, errors);
} else {
Transaction tx = null;
try {
SolverParameterDefDAO dao = new SolverParameterDefDAO();
org.hibernate.Session hibSession = dao.getSession();
if (hibSession.getTransaction() == null || !hibSession.getTransaction().isActive())
tx = hibSession.beginTransaction();
SolverParameterDef def = null;
if (op.equals("Save")) def = new SolverParameterDef();
else def = dao.get(myForm.getUniqueId(), hibSession);
def.setName(myForm.getName());
def.setDescription(myForm.getDescription());
def.setDefault(myForm.getDefault());
def.setType(myForm.getType());
def.setVisible(myForm.getVisible());
SolverParameterGroup group = null;
List groups =
hibSession
.createCriteria(SolverParameterGroup.class)
.add(Restrictions.eq("name", myForm.getGroup()))
.list();
if (!groups.isEmpty()) group = (SolverParameterGroup) groups.get(0);
if (def.getGroup() != null && !def.getGroup().equals(group)) {
List list =
hibSession
.createCriteria(SolverParameterDef.class)
.add(Restrictions.eq("group", def.getGroup()))
.add(Restrictions.gt("order", def.getOrder()))
.list();
for (Iterator i = list.iterator(); i.hasNext(); ) {
SolverParameterDef d = (SolverParameterDef) i.next();
d.setOrder(new Integer(d.getOrder().intValue() - 1));
dao.save(d, hibSession);
}
myForm.setOrder(-1);
}
if (myForm.getOrder() < 0) {
def.setOrder(new Integer(group == null ? 0 : group.getParameters().size()));
}
def.setGroup(group);
dao.saveOrUpdate(def, hibSession);
if (tx != null) tx.commit();
hibSession.refresh(def);
request.setAttribute("hash", def.getUniqueId().toString());
} catch (Exception e) {
if (tx != null) tx.rollback();
Debug.error(e);
}
myForm.reset(mapping, request);
myForm.setVisible(Boolean.TRUE);
}
}
// Edit
if (op.equals("Edit")) {
String id = request.getParameter("id");
ActionMessages errors = new ActionMessages();
if (id == null || id.trim().length() == 0) {
errors.add("key", new ActionMessage("errors.invalid", "Unique Id : " + id));
saveErrors(request, errors);
} else {
SolverParameterDefDAO dao = new SolverParameterDefDAO();
SolverParameterDef def = dao.get(new Long(id));
if (def == null) {
errors.add("name", new ActionMessage("errors.invalid", "Unique Id : " + id));
saveErrors(request, errors);
} else {
myForm.setUniqueId(def.getUniqueId());
myForm.setName(def.getName());
myForm.setOrder(def.getOrder().intValue());
myForm.setDescription(def.getDescription());
myForm.setGroup(def.getGroup().getName());
myForm.setType(def.getType());
myForm.setDefault(def.getDefault());
myForm.setVisible(def.isVisible());
myForm.setOp("Update");
}
}
}
// Delete
if ("Delete".equals(op)) {
Transaction tx = null;
try {
SolverParameterDefDAO dao = new SolverParameterDefDAO();
org.hibernate.Session hibSession = dao.getSession();
if (hibSession.getTransaction() == null || !hibSession.getTransaction().isActive())
tx = hibSession.beginTransaction();
SolverParameterDef def = dao.get(myForm.getUniqueId(), hibSession);
List list =
hibSession
.createCriteria(SolverParameterDef.class)
.add(Restrictions.eq("group", def.getGroup()))
.add(Restrictions.gt("order", def.getOrder()))
.list();
for (Iterator i = list.iterator(); i.hasNext(); ) {
SolverParameterDef d = (SolverParameterDef) i.next();
d.setOrder(new Integer(d.getOrder().intValue() - 1));
dao.save(d, hibSession);
}
dao.delete(def, hibSession);
if (tx != null) tx.commit();
} catch (Exception e) {
if (tx != null) tx.rollback();
Debug.error(e);
}
if (myForm.getGroup() != null) request.setAttribute("hash", myForm.getGroup());
myForm.reset(mapping, request);
myForm.setVisible(Boolean.TRUE);
}
// Move Up or Down
if ("Move Up".equals(op) || "Move Down".equals(op)) {
Transaction tx = null;
try {
SolverParameterDefDAO dao = new SolverParameterDefDAO();
org.hibernate.Session hibSession = dao.getSession();
if (hibSession.getTransaction() == null || !hibSession.getTransaction().isActive())
tx = hibSession.beginTransaction();
SolverParameterDef def = dao.get(myForm.getUniqueId(), hibSession);
if ("Move Up".equals(op)) {
List list =
hibSession
.createCriteria(SolverParameterDef.class)
.add(Restrictions.eq("group", def.getGroup()))
.add(Restrictions.eq("order", new Integer(def.getOrder().intValue() - 1)))
.list();
if (!list.isEmpty()) {
SolverParameterDef prior = (SolverParameterDef) list.get(0);
prior.setOrder(new Integer(prior.getOrder().intValue() + 1));
dao.save(prior, hibSession);
def.setOrder(new Integer(def.getOrder().intValue() - 1));
dao.save(def, hibSession);
}
} else {
List list =
hibSession
.createCriteria(SolverParameterDef.class)
.add(Restrictions.eq("group", def.getGroup()))
.add(Restrictions.eq("order", new Integer(def.getOrder().intValue() + 1)))
.list();
if (!list.isEmpty()) {
SolverParameterDef next = (SolverParameterDef) list.get(0);
next.setOrder(new Integer(next.getOrder().intValue() - 1));
dao.save(next, hibSession);
def.setOrder(new Integer(def.getOrder().intValue() + 1));
dao.save(def, hibSession);
}
}
myForm.setOrder(def.getOrder().intValue());
if (myForm.getUniqueId() != null) request.setAttribute("hash", myForm.getUniqueId());
if (tx != null) tx.commit();
} catch (Exception e) {
if (tx != null) tx.rollback();
Debug.error(e);
}
}
if ("List".equals(myForm.getOp())) {
// Read all existing settings and store in request
getSolverParameterDefs(request, myForm.getUniqueId());
return mapping.findForward("list");
}
return mapping.findForward("Save".equals(myForm.getOp()) ? "add" : "edit");
}
