Java tutorial
/** * Copyright (c) 2000-present Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library 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 Lesser General Public License for more * details. */ package com.liferay.site.teams.web.internal.portlet; import com.liferay.portal.kernel.exception.DuplicateTeamException; import com.liferay.portal.kernel.exception.NoSuchGroupException; import com.liferay.portal.kernel.exception.NoSuchTeamException; import com.liferay.portal.kernel.exception.TeamNameException; import com.liferay.portal.kernel.model.Team; import com.liferay.portal.kernel.portlet.PortalPreferences; import com.liferay.portal.kernel.portlet.PortletPreferencesFactoryUtil; import com.liferay.portal.kernel.portlet.bridges.mvc.MVCPortlet; import com.liferay.portal.kernel.security.auth.PrincipalException; import com.liferay.portal.kernel.service.ServiceContext; import com.liferay.portal.kernel.service.ServiceContextFactory; import com.liferay.portal.kernel.service.TeamService; import com.liferay.portal.kernel.service.UserGroupService; import com.liferay.portal.kernel.service.UserService; import com.liferay.portal.kernel.servlet.SessionErrors; import com.liferay.portal.kernel.theme.ThemeDisplay; import com.liferay.portal.kernel.util.ParamUtil; import com.liferay.portal.kernel.util.WebKeys; import com.liferay.site.teams.web.internal.constants.SiteTeamsPortletKeys; import java.io.IOException; import javax.portlet.ActionRequest; import javax.portlet.ActionResponse; import javax.portlet.Portlet; import javax.portlet.PortletException; import javax.portlet.RenderRequest; import javax.portlet.RenderResponse; import org.osgi.service.component.annotations.Component; import org.osgi.service.component.annotations.Reference; /** * @author Brian Wing Shun Chan */ @Component(immediate = true, property = { "com.liferay.portlet.add-default-resource=true", "com.liferay.portlet.css-class-wrapper=portlet-communities", "com.liferay.portlet.icon=/icons/site_teams.png", "com.liferay.portlet.preferences-owned-by-group=true", "com.liferay.portlet.private-request-attributes=false", "com.liferay.portlet.private-session-attributes=false", "com.liferay.portlet.render-weight=50", "com.liferay.portlet.system=true", "com.liferay.portlet.use-default-template=true", "javax.portlet.display-name=Site Teams", "javax.portlet.expiration-cache=0", "javax.portlet.init-param.template-path=/", "javax.portlet.init-param.view-template=/view.jsp", "javax.portlet.name=" + SiteTeamsPortletKeys.SITE_TEAMS, "javax.portlet.resource-bundle=content.Language", "javax.portlet.security-role-ref=administrator", "javax.portlet.supports.mime-type=text/html" }, service = Portlet.class) public class SiteTeamsPortlet extends MVCPortlet { public void addTeamUserGroups(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long teamId = ParamUtil.getLong(actionRequest, "teamId"); long[] addUserGroupIds = ParamUtil.getLongValues(actionRequest, "rowIds"); _userGroupService.addTeamUserGroups(teamId, addUserGroupIds); } public void addTeamUsers(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long teamId = ParamUtil.getLong(actionRequest, "teamId"); long[] addUserIds = ParamUtil.getLongValues(actionRequest, "rowIds"); _userService.addTeamUsers(teamId, addUserIds); } public void changeDisplayStyle(ActionRequest actionRequest, ActionResponse actionResponse) { hideDefaultSuccessMessage(actionRequest); String displayStyle = ParamUtil.getString(actionRequest, "displayStyle"); PortalPreferences portalPreferences = PortletPreferencesFactoryUtil.getPortalPreferences(actionRequest); portalPreferences.setValue(SiteTeamsPortletKeys.SITE_TEAMS, "display-style", displayStyle); } public void deleteTeam(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long teamId = ParamUtil.getLong(actionRequest, "teamId"); _teamService.deleteTeam(teamId); } public void deleteTeams(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long[] teamIds = ParamUtil.getLongValues(actionRequest, "rowIds"); for (long teamId : teamIds) { _teamService.deleteTeam(teamId); } } public void deleteTeamUserGroups(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long teamId = ParamUtil.getLong(actionRequest, "teamId"); long[] removeUserGroupIds = null; long removeUserGroupId = ParamUtil.getLong(actionRequest, "removeUserGroupId"); if (removeUserGroupId > 0) { removeUserGroupIds = new long[] { removeUserGroupId }; } else { removeUserGroupIds = ParamUtil.getLongValues(actionRequest, "rowIds"); } _userGroupService.unsetTeamUserGroups(teamId, removeUserGroupIds); } public void deleteTeamUsers(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long teamId = ParamUtil.getLong(actionRequest, "teamId"); long[] removeUserIds = null; long removeUserId = ParamUtil.getLong(actionRequest, "removeUserId"); if (removeUserId > 0) { removeUserIds = new long[] { removeUserId }; } else { removeUserIds = ParamUtil.getLongValues(actionRequest, "rowIds"); } _userService.unsetTeamUsers(teamId, removeUserIds); } public void editTeam(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { ThemeDisplay themeDisplay = (ThemeDisplay) actionRequest.getAttribute(WebKeys.THEME_DISPLAY); long teamId = ParamUtil.getLong(actionRequest, "teamId"); String name = ParamUtil.getString(actionRequest, "name"); String description = ParamUtil.getString(actionRequest, "description"); if (teamId <= 0) { // Add team ServiceContext serviceContext = ServiceContextFactory.getInstance(Team.class.getName(), actionRequest); _teamService.addTeam(themeDisplay.getSiteGroupId(), name, description, serviceContext); } else { // Update team _teamService.updateTeam(teamId, name, description); } } @Override protected void doDispatch(RenderRequest renderRequest, RenderResponse renderResponse) throws IOException, PortletException { if (SessionErrors.contains(renderRequest, PrincipalException.getNestedClasses())) { include("/error.jsp", renderRequest, renderResponse); } else { super.doDispatch(renderRequest, renderResponse); } } @Override protected boolean isSessionErrorException(Throwable cause) { if (cause instanceof DuplicateTeamException || cause instanceof NoSuchGroupException || cause instanceof NoSuchTeamException || cause instanceof PrincipalException || cause instanceof TeamNameException || super.isSessionErrorException(cause)) { return true; } return false; } @Reference(unbind = "-") protected void setTeamService(TeamService teamService) { _teamService = teamService; } @Reference(unbind = "-") protected void setUserGroupService(UserGroupService userGroupService) { _userGroupService = userGroupService; } @Reference(unbind = "-") protected void setUserService(UserService userService) { _userService = userService; } private TeamService _teamService; private UserGroupService _userGroupService; private UserService _userService; }