Java tutorial
/* * Copyright 2014 Tagbangers, Inc. * * 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 org.wallride.web.controller.admin.analytics; import org.springframework.security.web.bind.annotation.AuthenticationPrincipal; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.validation.BindingResult; import org.springframework.validation.annotation.Validated; import org.springframework.web.bind.annotation.ModelAttribute; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.servlet.mvc.support.RedirectAttributes; import org.wallride.domain.Blog; import org.wallride.domain.GoogleAnalytics; import org.wallride.exception.GoogleAnalyticsException; import org.wallride.model.GoogleAnalyticsUpdateRequest; import org.wallride.service.BlogService; import org.wallride.support.AuthorizedUser; import javax.inject.Inject; @Controller @RequestMapping("/{language}/analytics/edit") public class GoogleAnalyticsUpdateController { @Inject private BlogService blogService; public static final String FORM_MODEL_KEY = "form"; public static final String ERRORS_MODEL_KEY = BindingResult.MODEL_KEY_PREFIX + FORM_MODEL_KEY; @ModelAttribute(FORM_MODEL_KEY) public GoogleAnalyticsUpdateForm setupGoogleAnalyticsUpdateForm() { return new GoogleAnalyticsUpdateForm(); } @RequestMapping(method = RequestMethod.GET) public String init(Model model) { GoogleAnalyticsUpdateForm form = new GoogleAnalyticsUpdateForm(); model.addAttribute(FORM_MODEL_KEY, form); return edit(model); } @RequestMapping(method = RequestMethod.GET, params = "step.edit") public String edit(Model model) { return "analytics/edit"; } @RequestMapping(method = RequestMethod.POST) public String update(@PathVariable String language, @Validated @ModelAttribute(FORM_MODEL_KEY) GoogleAnalyticsUpdateForm form, BindingResult errors, @AuthenticationPrincipal AuthorizedUser authorizedUser, RedirectAttributes redirectAttributes) { redirectAttributes.addFlashAttribute(FORM_MODEL_KEY, form); redirectAttributes.addFlashAttribute(ERRORS_MODEL_KEY, errors); if (errors.hasErrors()) { return "redirect:/_admin/{language}/analytics/edit?step.edit"; } GoogleAnalyticsUpdateRequest request = new GoogleAnalyticsUpdateRequest(); request.setBlogId(Blog.DEFAULT_ID); request.setTrackingId(form.getTrackingId()); request.setProfileId(form.getProfileId()); request.setCustomDimensionIndex(form.getCustomDimensionIndex()); request.setServiceAccountId(form.getServiceAccountId()); request.setServiceAccountP12File(form.getServiceAccountP12File()); GoogleAnalytics updatedGoogleAnalytics; try { updatedGoogleAnalytics = blogService.updateGoogleAnalytics(request); } catch (GoogleAnalyticsException e) { errors.reject("GoogleAnalytics"); return "redirect:/_admin/{language}/analytics/edit?step.edit"; } redirectAttributes.getFlashAttributes().clear(); redirectAttributes.addFlashAttribute("updatedGoogleAnalytics", updatedGoogleAnalytics); return "redirect:/_admin/{language}/analytics"; } }