package org.springmodules.xt.examples.mvc;
import java.util.Collection;
import java.util.Iterator;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springmodules.xt.ajax.web.servlet.AjaxModelAndView;
import org.springmodules.xt.examples.domain.IEmployee;
import org.springmodules.xt.model.introductor.bean.DynamicBeanIntroductor;
import org.springmodules.xt.examples.mvc.form.EmployeeView;
import org.springmodules.xt.model.introductor.collections.IntroductorSet;
import org.springmodules.xt.examples.domain.IOffice;
import org.springmodules.xt.examples.domain.MemoryRepository;
import org.springmodules.xt.examples.mvc.form.OfficeView;
import org.springframework.validation.BindException;
import org.springframework.web.servlet.ModelAndView;
import org.springmodules.web.servlet.mvc.EnhancedSimpleFormController;
import org.springmodules.xt.examples.domain.BusinessException;
/**
* Form controller for removing employees from offices.
*
* @author Sergio Bossa
*/
public class RemoveEmployeeController extends EnhancedSimpleFormController {
private DynamicBeanIntroductor introductor = new DynamicBeanIntroductor();
private MemoryRepository store;
protected Object formBackingObject(HttpServletRequest request) throws Exception {
IOffice office = store.getOffice(request.getParameter("officeId"));
OfficeView view = null;
if (office != null) {
IntroductorSet set = new IntroductorSet(office.getEmployees(), new Class[]{EmployeeView.class}, new Class[]{IEmployee.class}, this.introductor);
view = (OfficeView) this.introductor.introduceInterfaces(office, new Class[]{OfficeView.class}, new Class[]{IOffice.class});
view.setSelectableEmployees(set);
} else {
throw new RuntimeException("No office.");
}
return view;
}
protected ModelAndView onSubmit(HttpServletRequest request, HttpServletResponse response, Object command, BindException errors) throws Exception {
OfficeView view = (OfficeView) command;
Collection<EmployeeView> empsList = view.getSelectableEmployees();
IOffice office = (IOffice) this.introductor.getTarget(view);
for (Iterator it = empsList.iterator(); it.hasNext();) {
EmployeeView emp = (EmployeeView) it.next();
if (emp.getSelected() != null && emp.getSelected().booleanValue() == true) {
it.remove();
}
}
try {
store.addOffice(office);
}
catch(BusinessException ex) {
for (org.springmodules.xt.examples.domain.Error error : ex.getErrors()) {
errors.reject(error.getCode(), error.getMessage());
}
return this.showForm(request, response, errors);
}
return new AjaxModelAndView(this.getSuccessView(), errors);
}
public void setStore(MemoryRepository store) {
this.store = store;
}
}