Java tutorial
/** * Copyright 2014 the original author or authors. * * 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. */ /** * Copygroup 2014 the original author or authors. * * 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 de.inren.frontend.carlogbook; import org.apache.wicket.ajax.AjaxRequestTarget; import org.apache.wicket.ajax.markup.html.AjaxLink; import org.apache.wicket.ajax.markup.html.form.AjaxButton; import org.apache.wicket.markup.html.basic.Label; import org.apache.wicket.markup.html.form.Form; import org.apache.wicket.markup.html.form.TextField; import org.apache.wicket.markup.html.panel.FeedbackPanel; import org.apache.wicket.model.CompoundPropertyModel; import org.apache.wicket.model.IModel; import org.apache.wicket.model.StringResourceModel; import org.apache.wicket.spring.injection.annot.SpringBean; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import de.inren.data.domain.car.Car; import de.inren.frontend.common.manage.IWorktopManageDelegate; import de.inren.frontend.common.panel.ABasePanel; import de.inren.frontend.common.panel.IAdminPanel; import de.inren.service.car.CarLogEntryService; /** * @author Ingo Renner * */ public class EditOrCreateCarPanel extends ABasePanel implements IAdminPanel { private static Logger log = LoggerFactory.getLogger(EditOrCreateCarPanel.class); @SpringBean private CarLogEntryService carLogBookService; private final IWorktopManageDelegate<Car> delegate; final Car car; public EditOrCreateCarPanel(String componentId, IModel<Car> m, IWorktopManageDelegate<Car> delegate) { super(componentId); if (m != null) { car = m.getObject(); } else { car = new Car(); car.setUid(getUser().getId()); } this.delegate = delegate; } @Override protected void initGui() { Form<Car> form = new Form<Car>("form", new CompoundPropertyModel<Car>(car)); StringResourceModel lPlate = new StringResourceModel("plate.label", EditOrCreateCarPanel.this, null); form.add(new Label("plate.label", lPlate)); form.add(new TextField<String>("plate", String.class).setRequired(true).setLabel(lPlate).setRequired(false) .setLabel(lPlate)); StringResourceModel lDescription = new StringResourceModel("description.label", EditOrCreateCarPanel.this, null); form.add(new Label("description.label", lDescription)); form.add(new TextField<String>("description", String.class).setRequired(false).setLabel(lDescription) .setRequired(false).setLabel(lDescription)); form.add(new AjaxLink<Void>("cancel") { @Override public void onClick(AjaxRequestTarget target) { getSession().getFeedbackMessages().clear(); delegate.switchToComponent(target, delegate.getManagePanel()); } }); form.add(new AjaxButton("submit") { @Override protected void onSubmit(AjaxRequestTarget target, Form<?> form) { try { Car u = carLogBookService.saveCar((Car) form.getModelObject()); form.info(new StringResourceModel("feedback.success", EditOrCreateCarPanel.this, null) .getString()); delegate.switchToComponent(target, delegate.getManagePanel()); } catch (Exception e) { log.error(e.getMessage(), e); form.error(new StringResourceModel("TODO", EditOrCreateCarPanel.this, null).getString()); target.add(getFeedback()); } } @Override protected void onError(AjaxRequestTarget target, Form<?> form) { FeedbackPanel f = getFeedback(); if (target != null && f != null) { target.add(f); } } }); add(form); } }