Java tutorial
/******************************************************************************* * * Copyright 2010 Alexandru Craciun, and individual contributors as indicated * by the @authors tag. * * This 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 3 of * the License, or (at your option) any later version. * * This software 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. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. ******************************************************************************/ package org.netxilia.server.rest; import java.util.Map; import javax.ws.rs.FormParam; import javax.ws.rs.GET; import javax.ws.rs.POST; import javax.ws.rs.Path; import javax.ws.rs.Produces; import javax.ws.rs.core.MediaType; import org.apache.commons.lang.StringUtils; import org.netxilia.api.exception.NetxiliaBusinessException; import org.netxilia.api.exception.NetxiliaResourceException; import org.netxilia.api.storage.DataSourceConfiguration; import org.netxilia.api.storage.DataSourceConfigurationId; import org.netxilia.api.storage.IDataSourceConfigurationService; import org.netxilia.api.user.Email; import org.netxilia.api.user.IUserService; import org.netxilia.api.user.Role; import org.netxilia.api.user.User; import org.netxilia.jaxrs.html.ModelAndView; import org.netxilia.server.rest.exception.RedirectionException; import org.netxilia.server.rest.html.admin.AdminInitModel; import org.netxilia.server.rest.html.admin.IAdminModelService; import org.netxilia.server.service.startup.IStartupService; import org.springframework.beans.BeansException; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.context.ApplicationContext; import org.springframework.context.ApplicationContextAware; import org.springframework.security.authentication.AuthenticationManager; import org.springframework.security.authentication.UsernamePasswordAuthenticationToken; import org.springframework.security.core.Authentication; import org.springframework.security.core.AuthenticationException; import org.springframework.security.core.context.SecurityContextHolder; @Path("/admin") public class AdminResource extends AbstractResource implements ApplicationContextAware { private static org.apache.log4j.Logger log = org.apache.log4j.Logger.getLogger(AdminResource.class); @Autowired private IUserService userService; private AuthenticationManager authenticationManager; @Autowired private IDataSourceConfigurationService dataSourceConfigurationService; @Autowired private IAdminModelService adminModelService; private ApplicationContext applicationContext; public IUserService getUserService() { return userService; } public void setUserService(IUserService userService) { this.userService = userService; } public IAdminModelService getAdminModelService() { return adminModelService; } public void setAdminModelService(IAdminModelService adminModelService) { this.adminModelService = adminModelService; } public AuthenticationManager getAuthenticationManager() { return authenticationManager; } public void setAuthenticationManager(AuthenticationManager authenticationManager) { this.authenticationManager = authenticationManager; } public IDataSourceConfigurationService getDataSourceConfigurationService() { return dataSourceConfigurationService; } public void setDataSourceConfigurationService(IDataSourceConfigurationService dataSourceConfigurationService) { this.dataSourceConfigurationService = dataSourceConfigurationService; } @GET @Path("/init") @Produces(MediaType.TEXT_HTML) public ModelAndView<AdminInitModel> init() throws IllegalAccessException, NetxiliaResourceException, NetxiliaBusinessException { if (userService.isAdminAccountCreated()) { throw new RedirectionException(HomeResource.class); } AdminInitModel model = adminModelService.buildInitModel(); return new ModelAndView<AdminInitModel>(model, "/WEB-INF/jsp/admin/init.jsp"); } @POST @Path("/create") @Produces(MediaType.TEXT_HTML) public void create(@FormParam("login") String login, @FormParam("password") String password, @FormParam("email") Email email, @FormParam("ds.id") DataSourceConfigurationId dataSourceConfigurationId, @FormParam("ds.driver") String driver, @FormParam("ds.url") String url, @FormParam("ds.username") String dsUsername, @FormParam("ds.password") String dsPassword, // @FormParam("createDemo") boolean createDemo) throws IllegalAccessException, NetxiliaResourceException, NetxiliaBusinessException { if (userService.isAdminAccountCreated()) { throw new IllegalAccessException(""); } // TODO use validation if (StringUtils.isEmpty(login)) { throw new IllegalArgumentException("Login cannot be empty!"); } if (StringUtils.isEmpty(password)) { throw new IllegalArgumentException("Password cannot be empty!"); } DataSourceConfiguration ds = null; if (dataSourceConfigurationId.getId() < 0) { // new datasource ds = new DataSourceConfiguration(null, "SYSTEM", "The SYSTEM Datasource", driver, url, dsUsername, dsPassword); } else { DataSourceConfiguration prevDs = dataSourceConfigurationService.load(dataSourceConfigurationId); ds = new DataSourceConfiguration(prevDs.getId(), prevDs.getName(), prevDs.getDescription(), driver, url, dsUsername, dsPassword); } ds = dataSourceConfigurationService.save(ds); dataSourceConfigurationService.setConfigurationForWorkbook(userService.getWorkbookId(), ds.getId()); User user = new User(); user.setLogin(login); user.setPassword(password); user.setEmail(email); user.setRoles(new Role[] { Role.ROLE_ADMIN }); userService.addUser(user); Map<String, IStartupService> startupServices = applicationContext.getBeansOfType(IStartupService.class); for (IStartupService service : startupServices.values()) { try { service.startup(ds, user, createDemo); } catch (Exception ex) { log.error("Could not execute startup service:" + ex, ex); } } authenticateWithSpring(user); throw new RedirectionException(HomeResource.class); } private void authenticateWithSpring(User user) { try { // TODO - this is not working - fix it Authentication request = new UsernamePasswordAuthenticationToken(user.getLogin(), user.getPassword()); Authentication result = authenticationManager.authenticate(request); SecurityContextHolder.getContext().setAuthentication(result); } catch (AuthenticationException e) { log.error("Could not authenticate with spring: " + e, e); } } @Override public void setApplicationContext(ApplicationContext applicationContext) throws BeansException { this.applicationContext = applicationContext; } }