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");
}
private void getSolverParameterDefs(HttpServletRequest request, Long uniqueId) throws Exception {
Transaction tx = null;
WebTable.setOrder(sessionContext, "solverParamDef.ord", request.getParameter("ord"), 1);
StringBuffer tables = new StringBuffer();
try {
SolverParameterGroupDAO dao = new SolverParameterGroupDAO();
org.hibernate.Session hibSession = dao.getSession();
if (hibSession.getTransaction() == null || !hibSession.getTransaction().isActive())
tx = hibSession.beginTransaction();
List groups = dao.findAll(hibSession, Order.asc("order"));
if (groups.isEmpty()) {
// Create web table instance
WebTable webTable =
new WebTable(
5,
"Solver Parameters",
"solverParamDef.do?ord=%%",
new String[] {"Order", "Name", "Description", "Type", "Default"},
new String[] {"left", "left", "left", "left", "left"},
null);
webTable.addLine(null, new String[] {"No solver parameter group defined."}, null, null);
tables.append(webTable.printTable(WebTable.getOrder(sessionContext, "solverParamDef.ord")));
}
for (Iterator i = groups.iterator(); i.hasNext(); ) {
SolverParameterGroup group = (SolverParameterGroup) i.next();
if (tables.length() > 0) tables.append("<TR><TD colspan='5'> </TD></TR>");
List parameters =
hibSession
.createCriteria(SolverParameterDef.class)
.add(Restrictions.eq("group", group))
.addOrder(Order.asc("order"))
.list();
if (parameters.isEmpty()) continue;
String name =
"<table class='BottomBorder' width='100%'><tr><td width='100%' nowrap>"
+ "<a name='"
+ group.getName()
+ "'>"
+ "<DIV class='WelcomeRowHeadNoLine'>"
+ group.getDescription()
+ "</DIV>"
+ "</a>"
+ "</td><td style='padding-bottom: 3px' nowrap>"
+ "<input type=\"submit\" name=\"op\" accesskey=\"A\" value=\"Add Solver Parameter\" title=\"Create New Solver Parameter (Alt+A)\""
+ "onclick=\"solverParamDefForm.group.value='"
+ group.getName()
+ "';\">"
+ "</td></tr></table>";
WebTable webTable =
new WebTable(
5,
name,
"solverParamDef.do?ord=%%",
new String[] {"Order", "Name", "Description", "Type", "Default"},
new String[] {"left", "left", "left", "left", "left"},
null);
if (parameters.isEmpty()) {
webTable.addLine(
null,
new String[] {"No parameter defined in group <i>" + group.getDescription() + "</i>."},
null,
null);
}
for (Iterator j = parameters.iterator(); j.hasNext(); ) {
SolverParameterDef def = (SolverParameterDef) j.next();
String ops = "";
if (def.getOrder().intValue() > 0) {
ops +=
"<img src='images/arrow_up.png' border='0' align='absmiddle' title='Move Up' "
+ "onclick=\"solverParamDefForm.op2.value='Move Up';solverParamDefForm.uniqueId.value='"
+ def.getUniqueId()
+ "';solverParamDefForm.submit(); event.cancelBubble=true;\">";
} else ops += "<img src='images/blank.png' border='0' align='absmiddle'>";
if (j.hasNext()) {
ops +=
"<img src='images/arrow_down.png' border='0' align='absmiddle' title='Move Down' "
+ "onclick=\"solverParamDefForm.op2.value='Move Down';solverParamDefForm.uniqueId.value='"
+ def.getUniqueId()
+ "';solverParamDefForm.submit(); event.cancelBubble=true;\">";
} else ops += "<img src='images/blank.png' border='0' align='absmiddle'>";
String onClick =
"onClick=\"document.location='solverParamDef.do?op=Edit&id="
+ def.getUniqueId()
+ "';\"";
webTable.addLine(
onClick,
new String[] {
ops,
(def.isVisible() ? "" : "<font color='gray'>")
+ "<a name='"
+ def.getUniqueId()
+ "'>"
+ def.getName()
+ "</a>"
+ (def.isVisible() ? "" : "</font>"),
(def.isVisible() ? "" : "<font color='gray'>")
+ def.getDescription()
+ (def.isVisible() ? "" : "</font>"),
(def.isVisible() ? "" : "<font color='gray'>")
+ def.getType().replaceAll(",", ", ")
+ (def.isVisible() ? "" : "</font>"),
(def.isVisible() ? "" : "<font color='gray'>")
+ (def.getDefault() == null
? ""
: def.getDefault().length() > 50
? "<span title='"
+ def.getDefault()
+ "'>"
+ def.getDefault().substring(0, 50)
+ "...</span>"
: def.getDefault())
+ (def.isVisible() ? "" : "</font>")
},
new Comparable[] {
def.getOrder(), def.getName(), def.getDescription(), def.getType(), def.getDefault()
});
if (def.getUniqueId().equals(uniqueId))
request.setAttribute("SolverParameterDef.last", new Integer(parameters.size() - 1));
}
tables.append(webTable.printTable(WebTable.getOrder(sessionContext, "solverParamDef.ord")));
}
if (!groups.isEmpty()) {
tables.append(
"\n<TR><TD colspan='5'><DIV class='WelcomeRowHeadBlank'> </DIV></TD></TR>");
tables.append(
"\n<TR><TD colspan='5' align='right'>"
+ "<input type=\"submit\" name=\"op\" accesskey=\"A\" value=\"Add Solver Parameter\" title=\"Create New Solver Parameter (Alt+A)\">"
+ "</TD></TR>");
}
if (tx != null) tx.commit();
} catch (Exception e) {
if (tx != null) tx.rollback();
throw e;
}
request.setAttribute("SolverParameterDef.table", tables.toString());
}