Java tutorial
///////////////////////////////////////////////////////////// // ApplicationRestV2Controller.java // rest-v2-app // Created by Gooru on 2014 // Copyright (c) 2014 Gooru. All rights reserved. // http://www.goorulearning.org/ // Permission is hereby granted, free of charge, to any person obtaining // a copy of this software and associated documentation files (the // "Software"), to deal in the Software without restriction, including // without limitation the rights to use, copy, modify, merge, publish, // distribute, sublicense, and/or sell copies of the Software, and to // permit persons to whom the Software is furnished to do so, subject to // the following conditions: // The above copyright notice and this permission notice shall be // included in all copies or substantial portions of the Software. // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ///////////////////////////////////////////////////////////// package org.ednovo.gooru.controllers.v2.api; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.lang.ArrayUtils; import org.ednovo.gooru.controllers.BaseController; import org.ednovo.gooru.core.api.model.ActionResponseDTO; import org.ednovo.gooru.core.api.model.Application; import org.ednovo.gooru.core.api.model.ApplicationItem; import org.ednovo.gooru.core.api.model.User; import org.ednovo.gooru.core.api.model.UserRoleAssoc; import org.ednovo.gooru.core.api.model.UserRole.UserRoleType; import org.ednovo.gooru.core.constant.ConstantProperties; import org.ednovo.gooru.core.constant.Constants; import org.ednovo.gooru.core.constant.GooruOperationConstants; import org.ednovo.gooru.core.security.AuthorizeOperations; import org.ednovo.gooru.domain.service.apikey.ApplicationService; import org.ednovo.gooru.domain.service.oauth.OAuthService; import org.ednovo.goorucore.application.serializer.JsonDeserializer; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.transaction.annotation.Propagation; import org.springframework.transaction.annotation.Transactional; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestBody; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.servlet.ModelAndView; @Controller @RequestMapping(value = { "/v2/application" }) public class ApplicationRestV2Controller extends BaseController implements ConstantProperties { @Autowired private ApplicationService applicationService; @Autowired private OAuthService oAuthService; @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_APPLICATION_ADD }) @RequestMapping(method = RequestMethod.POST) public ModelAndView createApplication(@RequestBody String data, HttpServletRequest request, HttpServletResponse response) throws Exception { User user = (User) request.getAttribute(Constants.USER); ActionResponseDTO<Application> responseDTO = getApplicationService() .createApplication(buildApplicationFromInputParameters(data), user); if (responseDTO.getErrors().getErrorCount() > 0) { response.setStatus(HttpServletResponse.SC_BAD_REQUEST); } else { response.setStatus(HttpServletResponse.SC_CREATED); } String includes[] = (String[]) ArrayUtils.addAll(APPLICATION_INCLUDES, ERROR_INCLUDE); return toModelAndViewWithIoFilter(responseDTO.getModelData(), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, true, includes); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_APPLICATION_UPDATE }) @RequestMapping(method = RequestMethod.PUT, value = "/{id}") public ModelAndView updateApplication(@RequestBody String data, HttpServletRequest request, HttpServletResponse response, @PathVariable String id) throws Exception { Application responseDTO = getApplicationService() .updateApplication(buildApplicationFromInputParameters(data), id); String includes[] = (String[]) ArrayUtils.addAll(APPLICATION_INCLUDES, ERROR_INCLUDE); return toModelAndViewWithIoFilter(responseDTO, RESPONSE_FORMAT_JSON, EXCLUDE_ALL, true, includes); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_APPLICATION_READ }) @RequestMapping(method = RequestMethod.GET, value = "/{id}") public ModelAndView getApplication(HttpServletRequest request, HttpServletResponse response, @PathVariable String id) throws Exception { String includes[] = (String[]) ArrayUtils.addAll(APPLICATION_INCLUDES, ERROR_INCLUDE); includes = (String[]) ArrayUtils.addAll(includes, OAUTH_CLIENT_INCLUDES); includes = (String[]) ArrayUtils.addAll(includes, APPLICATION_ITEM_INCLUDES); return toModelAndViewWithIoFilter(this.getApplicationService().getApplication(id), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, true, includes); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_APPLICATION_READ }) @RequestMapping(method = RequestMethod.GET, value = "") public ModelAndView getApplications(HttpServletRequest request, HttpServletResponse response, @RequestParam(value = ORGANIZATION_UID, required = false) String organizationUid, @RequestParam(value = ID, required = false) String gooruUid, @RequestParam(value = OFFSET_FIELD, required = false, defaultValue = "0") Integer offset, @RequestParam(value = LIMIT_FIELD, required = false, defaultValue = "10") Integer limit) throws Exception { String includes[] = (String[]) ArrayUtils.addAll(APPLICATION_INCLUDES, ERROR_INCLUDE); User user = (User) request.getAttribute(Constants.USER); return toModelAndViewWithIoFilter( this.getApplicationService().getApplications(user, organizationUid, gooruUid, limit, offset), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, true, includes); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_OAUTH_READ }) @RequestMapping(method = { RequestMethod.GET }, value = "/{apiKey}/oauth/client") public ModelAndView getOAuthClientByApiKey(@PathVariable String apiKey, HttpServletRequest request, HttpServletResponse response) throws Exception { request.setAttribute(Constants.EVENT_PREDICATE, "oauthclient.read"); String[] includes = (String[]) ArrayUtils.addAll(OAUTH_CLIENT_INCLUDES, ERROR_INCLUDE); return toModelAndViewWithIoFilter(oAuthService.getOAuthClientByApiKey(apiKey), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, true, includes); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_APPLICATION_READ }) @RequestMapping(method = RequestMethod.GET, value = "/{apiKey}/item/{id}") public ModelAndView getApplicationItem(@PathVariable(value = API_KEY) String apikey, HttpServletRequest request, HttpServletResponse response, @PathVariable String id) throws Exception { String includes[] = (String[]) ArrayUtils.addAll(APPLICATION_ITEM_INCLUDES, ERROR_INCLUDE); return toModelAndViewWithIoFilter(this.getApplicationService().getApplicationItem(apikey, id), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, true, includes); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_APPLICATION_ADD }) @RequestMapping(method = RequestMethod.POST, value = "/{id}/item") public ModelAndView createApplicationItem(@PathVariable(value = ID) String apiKey, @RequestBody String data, HttpServletRequest request, HttpServletResponse response) throws Exception { User user = (User) request.getAttribute(Constants.USER); ActionResponseDTO<ApplicationItem> responseDTO = getApplicationService() .createApplicationItem(buildApplicationItemFromInputParameters(data), apiKey, user); if (responseDTO.getErrors().getErrorCount() > 0) { response.setStatus(HttpServletResponse.SC_BAD_REQUEST); } else { response.setStatus(HttpServletResponse.SC_CREATED); } String includes[] = (String[]) ArrayUtils.addAll(APPLICATION_ITEM_INCLUDES, ERROR_INCLUDE); return toModelAndViewWithIoFilter(responseDTO.getModelData(), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, true, includes); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_APPLICATION_UPDATE }) @RequestMapping(method = RequestMethod.PUT, value = "/{apiKey}/item/{id}") public ModelAndView updateApplicationItem(@PathVariable(value = API_KEY) String apikey, @PathVariable(value = ID) String applicationItemId, @RequestBody String data, HttpServletRequest request, HttpServletResponse response) throws Exception { User user = (User) request.getAttribute(Constants.USER); ActionResponseDTO<ApplicationItem> responseDTO = getApplicationService().updateApplicationItem(apikey, buildApplicationItemFromInputParameters(data), applicationItemId, user); if (responseDTO.getErrors().getErrorCount() > 0) { response.setStatus(HttpServletResponse.SC_BAD_REQUEST); } String includes[] = (String[]) ArrayUtils.addAll(APPLICATION_ITEM_INCLUDES, ERROR_INCLUDE); return toModelAndViewWithIoFilter(responseDTO.getModelData(), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, true, includes); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_OAUTH_READ }) @RequestMapping(method = { RequestMethod.GET }, value = "/{apiKey}/item") public ModelAndView getApplicationItemByApiKey(@PathVariable String apiKey, HttpServletRequest request, HttpServletResponse response) throws Exception { request.setAttribute(Constants.EVENT_PREDICATE, "oauthclient.read"); String[] includes = (String[]) ArrayUtils.addAll(APPLICATION_ITEM_INCLUDES, ERROR_INCLUDE); return toModelAndViewWithIoFilter(this.getApplicationService().getApplicationItemByApiKey(apiKey), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, true, includes); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_APPLICATION_DELETE }) @RequestMapping(method = { RequestMethod.DELETE }, value = "/{id}") public void deleteApplication(@PathVariable(value = ID) String apikey, HttpServletRequest request, HttpServletResponse response) throws Exception { this.getApplicationService().deleteApplication(apikey); response.setStatus(HttpServletResponse.SC_NO_CONTENT); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_APPLICATION_DELETE }) @RequestMapping(method = { RequestMethod.DELETE }, value = "/{apiKey}/item/{id}") public void deleteApplicationItemByItemId(@PathVariable(value = API_KEY) String apikey, @PathVariable(value = ID) String applicationItemId, HttpServletRequest request, HttpServletResponse response) throws Exception { this.getApplicationService().deleteApplicationItemByItemId(apikey, applicationItemId); response.setStatus(HttpServletResponse.SC_NO_CONTENT); } public ApplicationService getApplicationService() { return applicationService; } private Application buildApplicationFromInputParameters(String data) { return JsonDeserializer.deserialize(data, Application.class); } private ApplicationItem buildApplicationItemFromInputParameters(String data) { return JsonDeserializer.deserialize(data, ApplicationItem.class); } public OAuthService getOAuthService() { return oAuthService; } }