Java tutorial
/* * PatientView * * Copyright (c) Worth Solutions Limited 2004-2013 * * This file is part of PatientView. * * PatientView is free software: you can redistribute it and/or modify it under the terms of the * GNU General Public License as published by the Free Software Foundation, either version 3 of the License, * or (at your option) any later version. * PatientView is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * You should have received a copy of the GNU General Public License along with PatientView in a file * titled COPYING. If not, see <http://www.gnu.org/licenses/>. * * @package PatientView * @link http://www.patientview.org * @author PatientView <info@patientview.org> * @copyright Copyright (c) 2004-2013, Worth Solutions Limited * @license http://www.gnu.org/licenses/gpl-3.0.html The GNU General Public License V3.0 */ package org.patientview.radar.web.pages.regisration; import org.apache.wicket.Component; import org.apache.wicket.ajax.AjaxRequestTarget; import org.apache.wicket.ajax.form.AjaxFormComponentUpdatingBehavior; import org.apache.wicket.ajax.markup.html.form.AjaxButton; import org.apache.wicket.extensions.ajax.markup.html.IndicatingAjaxButton; import org.apache.wicket.feedback.FeedbackMessage; import org.apache.wicket.feedback.IFeedbackMessageFilter; import org.apache.wicket.markup.html.WebMarkupContainer; import org.apache.wicket.markup.html.basic.Label; import org.apache.wicket.markup.html.form.ChoiceRenderer; import org.apache.wicket.markup.html.form.DropDownChoice; import org.apache.wicket.markup.html.form.Form; import org.apache.wicket.markup.html.form.HiddenField; import org.apache.wicket.markup.html.panel.FeedbackPanel; import org.apache.wicket.model.AbstractReadOnlyModel; import org.apache.wicket.model.CompoundPropertyModel; import org.apache.wicket.model.IModel; import org.apache.wicket.model.Model; import org.apache.wicket.spring.injection.annot.SpringBean; import org.apache.wicket.validation.validator.EmailAddressValidator; import org.patientview.radar.model.exception.InvalidSecurityQuestionAnswer; import org.patientview.radar.model.exception.RegistrationException; import org.patientview.radar.model.exception.UserEmailAlreadyExists; import org.patientview.radar.model.user.ProfessionalUser; import org.patientview.radar.service.UserManager; import org.patientview.radar.service.UtilityManager; import org.patientview.radar.web.components.RadarRequiredDropdownChoice; import org.patientview.radar.web.components.RadarTextFieldWithValidation; import org.patientview.radar.web.pages.BasePage; import java.util.ArrayList; import java.util.Arrays; import java.util.List; import java.util.Random; public class ProfessionalRegistrationPage extends BasePage { public static final String AREA1 = "GB and Ireland"; public static final String AREA2 = "Outside GB and Ireland"; public static final String ERROR_MESSAGE = "An unexpected error has occurred"; private IModel<String> securityQuestionAnswModel = new Model<String>(); @SpringBean UtilityManager utilityManager; @SpringBean UserManager userManager; public ProfessionalRegistrationPage() { final List<Component> componentsToUpdate = new ArrayList<Component>(); Random randomGenerator = new Random(); int firstNumber = randomGenerator.nextInt(10); int secondNumber = randomGenerator.nextInt(10); final Form<ProfessionalUser> form = new Form<ProfessionalUser>("form", new CompoundPropertyModel<ProfessionalUser>(new ProfessionalUser())) { @Override protected void onSubmit() { try { ProfessionalUser professionalUser = getModelObject(); professionalUser.setSecurityQuestionAnsw(securityQuestionAnswModel.getObject()); userManager.registerProfessional(professionalUser); } catch (UserEmailAlreadyExists professionalUserEmailAlreadyExists) { get("emailContainer").get("email").error("This email address has already been taken"); } catch (InvalidSecurityQuestionAnswer invalidSecurityQuestionAnswer) { get("securityQuestionContainer").get("securityQuestion") .error("Wrong answer to the anti-spam question, please try again."); } catch (RegistrationException e) { error(ERROR_MESSAGE); } } }; final IModel<String> areaModel = new Model<String>(); form.add(new RadarTextFieldWithValidation("surname", null, true, form, componentsToUpdate)); form.add(new RadarTextFieldWithValidation("forename", null, true, form, componentsToUpdate)); form.add(new RadarRequiredDropdownChoice("title", Arrays.asList("Dr", "Professor", "Mr", "Mrs", "Miss"), new ChoiceRenderer(), form, componentsToUpdate)); DropDownChoice areaDropDown = new RadarRequiredDropdownChoice("areaDropDown", areaModel, Arrays.asList(AREA1, AREA2), new ChoiceRenderer(), form, componentsToUpdate); form.add(areaDropDown); areaDropDown.add(new AjaxFormComponentUpdatingBehavior("onchange") { @Override protected void onUpdate(AjaxRequestTarget target) { target.add(componentsToUpdate.toArray(new Component[componentsToUpdate.size()])); } }); WebMarkupContainer gmcContainer = new WebMarkupContainer("gmcContainer") { { setOutputMarkupId(true); setOutputMarkupPlaceholderTag(true); } @Override public boolean isVisible() { return (AREA1).equals(areaModel.getObject()); } }; RadarTextFieldWithValidation gmc = new RadarTextFieldWithValidation("gmc", null, true, gmcContainer, componentsToUpdate); gmcContainer.add(gmc); form.add(gmcContainer); componentsToUpdate.add(gmcContainer); WebMarkupContainer roleContainer = new WebMarkupContainer("roleContainer") { { setOutputMarkupId(true); setOutputMarkupPlaceholderTag(true); } @Override public boolean isVisible() { return areaModel.getObject() != null; } }; RadarTextFieldWithValidation role = new RadarTextFieldWithValidation("role", null, true, roleContainer, componentsToUpdate); roleContainer.add(role); form.add(roleContainer); componentsToUpdate.add(roleContainer); WebMarkupContainer emailContainer = new WebMarkupContainer("emailContainer") { { setOutputMarkupId(true); setOutputMarkupPlaceholderTag(true); } @Override public boolean isVisible() { return areaModel.getObject() != null; } }; RadarTextFieldWithValidation email = new RadarTextFieldWithValidation("email", EmailAddressValidator.getInstance(), true, emailContainer, componentsToUpdate); emailContainer.add(email); form.add(emailContainer); componentsToUpdate.add(emailContainer); WebMarkupContainer phoneContainer = new WebMarkupContainer("phoneContainer") { { setOutputMarkupId(true); setOutputMarkupPlaceholderTag(true); } @Override public boolean isVisible() { return areaModel.getObject() != null; } }; RadarTextFieldWithValidation phone = new RadarTextFieldWithValidation("phone", null, true, phoneContainer, componentsToUpdate); phoneContainer.add(phone); form.add(phoneContainer); componentsToUpdate.add(phoneContainer); WebMarkupContainer centreContainer = new WebMarkupContainer("centreContainer") { { setOutputMarkupId(true); setOutputMarkupPlaceholderTag(true); } @Override public boolean isVisible() { return areaModel.getObject() != null; } }; RadarRequiredDropdownChoice centre = new RadarRequiredDropdownChoice("centre", utilityManager.getCentres(), new ChoiceRenderer("name", "id"), centreContainer, componentsToUpdate); centreContainer.add(centre); form.add(centreContainer); componentsToUpdate.add(centreContainer); WebMarkupContainer securityQuestionContainer = new WebMarkupContainer("securityQuestionContainer") { { setOutputMarkupId(true); setOutputMarkupPlaceholderTag(true); } @Override public boolean isVisible() { return areaModel.getObject() != null; } }; WebMarkupContainer securityQuestionMsgContainer = new WebMarkupContainer("securityQuestionMsgContainer") { { setOutputMarkupId(true); setOutputMarkupPlaceholderTag(true); } @Override public boolean isVisible() { return areaModel.getObject() != null; } }; RadarTextFieldWithValidation securityQuestion = new RadarTextFieldWithValidation("securityQuestion", null, true, securityQuestionContainer, componentsToUpdate); securityQuestionContainer.add(securityQuestion); form.add(securityQuestionContainer); componentsToUpdate.add(securityQuestionContainer); securityQuestionAnswModel.setObject(String.valueOf(firstNumber + secondNumber)); HiddenField securityQuestionAnsw = new HiddenField("securityQuestionAnsw", securityQuestionAnswModel); securityQuestionContainer.add(securityQuestionAnsw); form.add(securityQuestionContainer); componentsToUpdate.add(securityQuestionContainer); Label successMessage = new Label("successMessage", "Thank you. Your registration has been successful and will" + " be confirmed by email shortly") { { setOutputMarkupId(true); setOutputMarkupPlaceholderTag(true); form.add(this); componentsToUpdate.add(this); } @Override public boolean isVisible() { return form.isSubmitted() && !form.hasError(); } }; Label errorMessage = new Label("errorMessage", "Please fix all errors") { { setOutputMarkupId(true); setOutputMarkupPlaceholderTag(true); form.add(this); componentsToUpdate.add(this); } @Override public boolean isVisible() { return form.isSubmitted() && form.hasError(); } }; Label securityQuestionMessage = new Label("securityQuestionMessage", firstNumber + " + " + secondNumber + " = ? ") { { setOutputMarkupId(true); setOutputMarkupPlaceholderTag(true); form.add(this); componentsToUpdate.add(this); } @Override public boolean isVisible() { return areaModel.getObject() != null; } }; securityQuestionMsgContainer.add(securityQuestionMessage); form.add(securityQuestionMsgContainer); componentsToUpdate.add(securityQuestionMsgContainer); // Construct feedback panel // for errors not specific to a particular component final FeedbackPanel feedbackPanel = new FeedbackPanel("errorFeedback", new IFeedbackMessageFilter() { public boolean accept(FeedbackMessage feedbackMessage) { String message = feedbackMessage.getMessage().toString(); return message.contains(ERROR_MESSAGE); } }); form.add(feedbackPanel); AjaxButton submit = new IndicatingAjaxButton("submit") { { componentsToUpdate.add(this); } @Override protected void onSubmit(AjaxRequestTarget target, Form<?> form) { target.add(componentsToUpdate.toArray(new Component[componentsToUpdate.size()])); } @Override protected void onError(AjaxRequestTarget target, Form<?> form) { target.add(componentsToUpdate.toArray(new Component[componentsToUpdate.size()])); } @Override public boolean isVisible() { if (form.isSubmitted() && !form.hasError()) { return false; } return super.isVisible(); } }; form.add(submit); submit.add(new Label("submitLabel", new AbstractReadOnlyModel<Object>() { @Override public Object getObject() { return areaModel.getObject() == null ? "Continue" : "Register"; } })); submit.setOutputMarkupId(true); submit.setOutputMarkupPlaceholderTag(true); componentsToUpdate.add(submit); add(form); } }