Java tutorial
///////////////////////////////////////////////////////////// //TaxonomyCourseRestController.java //rest-app // Created by Gooru on 2014 // Copyright (c) 2015 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.v1.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.RequestMappingUri; import org.ednovo.gooru.core.api.model.TaxonomyCourse; 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.domain.service.TaxonomyCourseService; import org.ednovo.goorucore.application.serializer.JsonDeserializer; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; 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 = { RequestMappingUri.TAXONOMY_COURSE }) public class TaxonomyCourseRestController extends BaseController implements ConstantProperties { @Autowired public TaxonomyCourseService taxonomyCourseService; @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_COURSE_ADD }) @RequestMapping(method = RequestMethod.POST) public ModelAndView createCourse(@RequestBody String data, HttpServletRequest request, HttpServletResponse response) { final User user = (User) request.getAttribute(Constants.USER); ActionResponseDTO<TaxonomyCourse> responseDTO = getTaxonomyCourseService() .createTaxonomyCourse(buildCourseFromInputParameters(data), user); if (responseDTO.getErrors().getErrorCount() > 0) { response.setStatus(HttpServletResponse.SC_BAD_REQUEST); } else { response.setStatus(HttpServletResponse.SC_CREATED); responseDTO.getModel().setUri(RequestMappingUri.TAXONOMY_COURSE + RequestMappingUri.SEPARATOR + responseDTO.getModel().getCourseId()); } String includes[] = (String[]) ArrayUtils.addAll(CREATE_INCLUDES, ERROR_INCLUDE); return toModelAndViewWithIoFilter(responseDTO.getModelData(), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, true, includes); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_COURSE_UPDATE }) @RequestMapping(value = RequestMappingUri.ID, method = RequestMethod.PUT) public void updateCourse(@PathVariable(value = ID) Integer courseId, @RequestBody String data, HttpServletRequest request, HttpServletResponse response) { getTaxonomyCourseService().updateTaxonomyCourse(courseId, buildCourseFromInputParameters(data)); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_COURSE_READ }) @RequestMapping(value = RequestMappingUri.ID, method = RequestMethod.GET) public ModelAndView getTaxonomyCourse(@PathVariable(value = ID) Integer courseId, HttpServletRequest request, HttpServletResponse response) { return toModelAndViewWithIoFilter(getTaxonomyCourseService().getTaxonomyCourse(courseId), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, true, COURSE_); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_COURSE_READ }) @RequestMapping(method = RequestMethod.GET) public ModelAndView getTaxonomyCourses( @RequestParam(value = OFFSET_FIELD, required = false, defaultValue = "0") Integer offset, @RequestParam(value = LIMIT_FIELD, required = false, defaultValue = "10") Integer limit, HttpServletRequest request, HttpServletResponse response) { return toModelAndViewWithIoFilter(getTaxonomyCourseService().getTaxonomyCourses(limit, offset), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, true, COURSE_); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_COURSE_DELETE }) @RequestMapping(value = RequestMappingUri.ID, method = RequestMethod.DELETE) public void deleteCourse(@PathVariable(value = ID) Integer courseId, HttpServletRequest request, HttpServletResponse response) { getTaxonomyCourseService().deleteTaxonomyCourse(courseId); response.setStatus(HttpServletResponse.SC_NO_CONTENT); } @AuthorizeOperations(operations = { GooruOperationConstants.OPERATION_DOMAIN_READ }) @RequestMapping(value = RequestMappingUri.DOMAIN_BY_TAXONOMY_COURSE, method = RequestMethod.GET) public ModelAndView getDomains(@PathVariable(value = ID) Integer courseId, HttpServletRequest request, HttpServletResponse response, @RequestParam(value = OFFSET_FIELD, required = false, defaultValue = "0") int offset, @RequestParam(value = LIMIT_FIELD, required = false, defaultValue = "10") int limit) { return toModelAndViewWithIoFilter(getTaxonomyCourseService().getDomains(courseId, limit, offset), RESPONSE_FORMAT_JSON, EXCLUDE_ALL, true, DOMAIN_INCLUDES); } public TaxonomyCourseService getTaxonomyCourseService() { return taxonomyCourseService; } private TaxonomyCourse buildCourseFromInputParameters(String data) { return JsonDeserializer.deserialize(data, TaxonomyCourse.class); } }