Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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 org.apache.openmeetings.web.components.admin.groups; import org.apache.openmeetings.data.user.dao.OrganisationUserDao; import org.apache.openmeetings.persistence.beans.domain.Organisation_Users; import org.apache.openmeetings.persistence.beans.user.User; import org.apache.openmeetings.web.app.Application; import org.apache.openmeetings.web.app.WebSession; import org.apache.openmeetings.web.components.ConfirmCallListener; import org.apache.openmeetings.web.components.admin.SearchableDataView; import org.apache.openmeetings.web.components.admin.PagedEntityListPanel; import org.apache.openmeetings.web.data.SearchableDataProvider; import org.apache.wicket.AttributeModifier; import org.apache.wicket.ajax.AjaxEventBehavior; import org.apache.wicket.ajax.AjaxRequestTarget; import org.apache.wicket.ajax.attributes.AjaxRequestAttributes; import org.apache.wicket.markup.html.WebMarkupContainer; import org.apache.wicket.markup.html.basic.Label; import org.apache.wicket.markup.html.panel.Panel; import org.apache.wicket.markup.repeater.Item; import org.apache.wicket.model.Model; public class GroupUsersPanel extends Panel { private static final long serialVersionUID = -1813488722913433227L; private long organisationId; public static String getUser(User u) { return u.getLogin() + " [" + u.getFirstname() + ", " + u.getLastname() + "]"; } public GroupUsersPanel(String id, long orgId) { super(id); this.organisationId = orgId; setOutputMarkupId(true); SearchableDataView<Organisation_Users> dataView = new SearchableDataView<Organisation_Users>("userList", new SearchableDataProvider<Organisation_Users>(OrganisationUserDao.class) { private static final long serialVersionUID = 1L; public long size() { return search == null ? Application.getBean(OrganisationUserDao.class).count(organisationId) : Application.getBean(OrganisationUserDao.class).count(organisationId, search); } public java.util.Iterator<? extends Organisation_Users> iterator(long first, long count) { return (search == null && getSort() == null ? Application.getBean(OrganisationUserDao.class).get(organisationId, (int) first, (int) count) : Application.getBean(OrganisationUserDao.class).get(organisationId, search, (int) first, (int) count, getSortStr())).iterator(); } }) { private static final long serialVersionUID = 8715559628755439596L; @Override protected void populateItem(Item<Organisation_Users> item) { final Organisation_Users orgUser = item.getModelObject(); User u = orgUser.getUser(); if (u != null) { item.add(new Label("label", Model.of(getUser(u)))); } else { item.add(new Label("label", Model.of(""))); } item.add(new WebMarkupContainer("deleteUserBtn").add(new AjaxEventBehavior("onclick") { private static final long serialVersionUID = 1L; @Override protected void updateAjaxAttributes(AjaxRequestAttributes attributes) { super.updateAjaxAttributes(attributes); attributes.getAjaxCallListeners().add(new ConfirmCallListener(833L)); } @Override protected void onEvent(AjaxRequestTarget target) { Application.getBean(OrganisationUserDao.class).delete(orgUser, WebSession.getUserId()); target.add(GroupUsersPanel.this); } })); item.add(AttributeModifier.append("class", ((item.getIndex() % 2 == 1) ? "even" : "odd"))); } }; add(dataView).setOutputMarkupId(true); add(new PagedEntityListPanel("navigator", dataView) { private static final long serialVersionUID = 5097048616003411362L; @Override protected void onEvent(AjaxRequestTarget target) { target.add(GroupUsersPanel.this); } }); } void update(long orgId) { organisationId = orgId; } }