Java tutorial
/** * Copyright (C) 2010 - 2014 VREM Software Development <VREMSoftwareDevelopment@gmail.com> * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package ca.travelagency.invoice.payments; import java.math.BigDecimal; import java.util.Arrays; import org.apache.commons.lang3.Validate; import org.apache.wicket.ajax.AjaxRequestTarget; import org.apache.wicket.markup.html.form.CheckBox; import org.apache.wicket.markup.html.form.DropDownChoice; import org.apache.wicket.markup.html.form.Form; import org.apache.wicket.markup.html.form.RequiredTextField; import org.apache.wicket.markup.html.panel.ComponentFeedbackPanel; import org.apache.wicket.markup.html.panel.Panel; import org.apache.wicket.model.IModel; import org.apache.wicket.model.ResourceModel; import ca.travelagency.authentication.AuthenticatedSession; import ca.travelagency.components.behaviors.AjaxOnBlurBehavior; import ca.travelagency.components.decorators.FieldDecorator; import ca.travelagency.components.fields.DateField; import ca.travelagency.components.formdetail.CancelPanel; import ca.travelagency.components.formdetail.SavePanelDetail; import ca.travelagency.components.formheader.DaoEntityModelFactory; import ca.travelagency.components.formheader.ResetPanel; import ca.travelagency.identity.Role; import ca.travelagency.invoice.InvoicePayment; import ca.travelagency.invoice.PaymentType; public class PaymentFormPanel extends Panel { private static final long serialVersionUID = 1L; public static final String FORM = "form"; public static final String FEEDBACK = "feedback"; public static final String SAVE_BUTTON = "saveButton"; public static final String RESET_BUTTON = "resetButton"; public static final String CANCEL_BUTTON = "cancelButton"; public PaymentFormPanel(String id, PaymentsPanel paymentsPanel) { this(id, null, paymentsPanel); } public PaymentFormPanel(final String id, InvoicePayment invoicePayment, final PaymentsPanel paymentsPanel) { super(id); Validate.notNull(paymentsPanel); setOutputMarkupId(true); IModel<InvoicePayment> model = DaoEntityModelFactory.make(invoicePayment, InvoicePayment.class); final Form<InvoicePayment> paymentForm = new Form<InvoicePayment>(FORM, model); paymentForm.setOutputMarkupId(true); paymentForm.add(new ComponentFeedbackPanel(FEEDBACK, paymentForm)); paymentForm.add(new RequiredTextField<BigDecimal>(InvoicePayment.Properties.amount.name()) .setLabel(new ResourceModel("invoice.paymentAmount")) .add(new FieldDecorator(), new AjaxOnBlurBehavior())); paymentForm.add(new CheckBox(InvoicePayment.Properties.reconciled.name()) .setLabel(new ResourceModel("invoice.paymentReconciled")) .add(new FieldDecorator(), new AjaxOnBlurBehavior()).setVisible(hasRole(Role.ADMIN))); paymentForm.add(new DropDownChoice<PaymentType>(InvoicePayment.Properties.paymentType.name(), Arrays.asList(PaymentType.values())).setRequired(true) .setLabel(new ResourceModel("invoice.paymentType")) .add(new FieldDecorator(), new AjaxOnBlurBehavior())); paymentForm.add(new DateField(InvoicePayment.Properties.date.name()).setRequired(true) .setLabel(new ResourceModel("invoice.paymentDate")) .add(new FieldDecorator(), new AjaxOnBlurBehavior())); paymentForm.add(new SavePanelDetail<InvoicePayment>(SAVE_BUTTON, paymentForm) { private static final long serialVersionUID = 1L; @Override public void onSubmit(AjaxRequestTarget target, Form<InvoicePayment> form) { paymentsPanel.update(target, form.getModelObject()); IModel<InvoicePayment> model = DaoEntityModelFactory.make(InvoicePayment.class); form.setModel(model); } }); paymentForm.add(new ResetPanel<InvoicePayment>(RESET_BUTTON, paymentForm) .setResetModel(!DaoEntityModelFactory.isPersisted(model.getObject()))); paymentForm.add(new CancelPanel(CANCEL_BUTTON) { private static final long serialVersionUID = 1L; @Override public void onClick(AjaxRequestTarget target) { PaymentRowPanel paymentRowPanel = new PaymentRowPanel(id, paymentForm.getModel(), paymentsPanel); PaymentFormPanel.this.replaceWith(paymentRowPanel); target.add(paymentRowPanel); } }.setVisible(invoicePayment != null)); add(paymentForm); } private boolean hasRole(Role role) { return ((AuthenticatedSession) getSession()).hasRole(role); } }