Java tutorial
///////////////////////////////////////////////////////////// // OAuthRestV2Controller.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 java.util.List; 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.SessionContextSupport; import org.ednovo.gooru.core.api.model.User; 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.constant.ParameterProperties; import org.ednovo.gooru.core.security.AuthorizeOperations; import org.ednovo.gooru.core.api.model.OAuthClient; 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/oauth" }) public class OAuthRestV2Controller extends BaseController implements ConstantProperties, ParameterProperties { @Autowired private OAuthService oAuthService; @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_OAUTH_ADD }) @Transactional(readOnly = false, propagation = Propagation.REQUIRED, rollbackFor = Exception.class) @RequestMapping(method = { RequestMethod.POST }, value = "/client") public ModelAndView createOAuthClient(@RequestBody String data, HttpServletRequest request, HttpServletResponse response) throws Exception { User user = (User) request.getAttribute(Constants.USER); ActionResponseDTO<OAuthClient> responseDTO = getOAuthService() .createOAuthClient(buildOAuthClientFromInputParameters(data), user); if (responseDTO.getErrors().getErrorCount() > 0) { response.setStatus(HttpServletResponse.SC_BAD_REQUEST); } else { response.setStatus(HttpServletResponse.SC_CREATED); // To capture activity log SessionContextSupport.putLogParameter(EVENT_NAME, "OauthClient-Register"); SessionContextSupport.putLogParameter("OAuthClientId", responseDTO.getModel().getKey()); } String[] includes = (String[]) ArrayUtils.addAll(ERROR_INCLUDE, OAUTH_CLIENT_INCLUDES); return toModelAndView(serialize(responseDTO.getModel(), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, includes)); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_OAUTH_UPDATE }) @Transactional(readOnly = false, propagation = Propagation.REQUIRED, rollbackFor = Exception.class) @RequestMapping(method = RequestMethod.PUT, value = "/client/{id}") public ModelAndView updateOAuthClient(@PathVariable String id, HttpServletRequest request, HttpServletResponse response, @RequestBody String data) throws Exception { request.setAttribute(Constants.EVENT_PREDICATE, "oauthclient.update"); ActionResponseDTO<OAuthClient> responseDTO = oAuthService .updateOAuthClient(buildOAuthClientFromInputParameters(data), id); if (responseDTO.getErrors().getErrorCount() > 0) { response.setStatus(HttpServletResponse.SC_BAD_REQUEST); } else { response.setStatus(HttpServletResponse.SC_OK); // To capture activity log SessionContextSupport.putLogParameter(EVENT_NAME, "OauthClient-Update"); SessionContextSupport.putLogParameter("OAuthClientId", responseDTO.getModel().getKey()); } String[] includes = (String[]) ArrayUtils.addAll(ERROR_INCLUDE, OAUTH_CLIENT_INCLUDES); return toModelAndView(serialize(responseDTO.getModelData(), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, includes)); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_OAUTH_READ }) @Transactional(readOnly = true, propagation = Propagation.REQUIRED, rollbackFor = Exception.class) @RequestMapping(method = { RequestMethod.GET }, value = "/client/{oauthKey}") public ModelAndView getOAuthClient(@PathVariable String oauthKey, HttpServletRequest request, HttpServletResponse response) throws Exception { request.setAttribute(Constants.EVENT_PREDICATE, "oauthclient.read"); ActionResponseDTO<OAuthClient> responseDTO = oAuthService.getOAuthClient(oauthKey); if (responseDTO.getErrors().getErrorCount() > 0) { response.setStatus(HttpServletResponse.SC_BAD_REQUEST); } else { response.setStatus(HttpServletResponse.SC_OK); // To capture activity log SessionContextSupport.putLogParameter(EVENT_NAME, "OauthClient-Read"); SessionContextSupport.putLogParameter("OAuthClientId", responseDTO.getModel().getKey()); } String[] includes = (String[]) ArrayUtils.addAll(ERROR_INCLUDE, OAUTH_CLIENT_INCLUDES); return toModelAndView(serialize(responseDTO.getModelData(), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, includes)); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_OAUTH_READ }) @Transactional(readOnly = true, propagation = Propagation.REQUIRED, rollbackFor = Exception.class) @RequestMapping(method = { RequestMethod.GET }, value = "/client") public ModelAndView listOAuthClient(@RequestParam String gooruUId, HttpServletRequest request, HttpServletResponse response, @RequestParam(required = false, defaultValue = "0") int pageNo, @RequestParam(required = false, defaultValue = "20") int pageSize) throws Exception { request.setAttribute(Constants.EVENT_PREDICATE, "oauthclient.list"); List<OAuthClient> OAuthClients = oAuthService.listOAuthClient(gooruUId, pageNo, pageSize); // To capture activity log SessionContextSupport.putLogParameter(EVENT_NAME, "OauthClient-list"); SessionContextSupport.putLogParameter("UserUid", gooruUId); String[] includes = (String[]) ArrayUtils.addAll(ERROR_INCLUDE, OAUTH_CLIENT_INCLUDES); return toModelAndView(serialize(OAuthClients, RESPONSE_FORMAT_JSON, EXCLUDE_ALL, includes)); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_OAUTH_READ }) @Transactional(readOnly = true, propagation = Propagation.REQUIRED, rollbackFor = Exception.class) @RequestMapping(method = { RequestMethod.GET }, value = "/client/list") public ModelAndView listOAuthClientByOrganization(@RequestParam String organizationUId, HttpServletRequest request, HttpServletResponse response, @RequestParam(value = OFFSET_FIELD, required = false, defaultValue = "0") Integer offset, @RequestParam(value = LIMIT_FIELD, required = false, defaultValue = "10") Integer limit) throws Exception { request.setAttribute(Constants.EVENT_PREDICATE, "oauthclient.list-by-organization"); SessionContextSupport.putLogParameter(EVENT_NAME, "OauthClient-list-byOrganization"); SessionContextSupport.putLogParameter("organizationUId", organizationUId); String[] includes = (String[]) ArrayUtils.addAll(ERROR_INCLUDE, OAUTH_CLIENT_INCLUDES); return toModelAndView(serialize( this.getOAuthService().listOAuthClientByOrganization(organizationUId, offset, limit, null), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, includes)); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_OAUTH_DELETE }) @Transactional(readOnly = false, propagation = Propagation.REQUIRED, rollbackFor = Exception.class) @RequestMapping(method = { RequestMethod.DELETE }, value = "/{id}") public void deleteOAuthClientByOAuthKey(@PathVariable(value = ID) String oauthKey, HttpServletRequest request, HttpServletResponse response) throws Exception { User apiCaller = (User) request.getAttribute(Constants.USER); this.getOAuthService().deleteOAuthClientByOAuthKey(oauthKey, apiCaller); response.setStatus(HttpServletResponse.SC_NO_CONTENT); } private OAuthClient buildOAuthClientFromInputParameters(String data) { return JsonDeserializer.deserialize(data, OAuthClient.class); } public OAuthService getOAuthService() { return oAuthService; } }