Java tutorial
/*************************************************************************************************** * Copyright 2017 Regents of the University of California. Licensed under the Educational * Community 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 * * https://opensource.org/licenses/ECL-2.0 * * Unless required under applicable law or agreed to in writing, software distributed under the * License is distributed in an AS IS? BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for specific language governing permissions * and limitations under the license. **************************************************************************************************/ package tds.assessment.web.endpoints; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.http.MediaType; import org.springframework.http.ResponseEntity; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.ResponseBody; import org.springframework.web.bind.annotation.RestController; import java.util.List; import tds.assessment.Assessment; import tds.assessment.AssessmentInfo; import tds.assessment.services.AssessmentInfoService; /** * Controller that can handle {@link tds.assessment.AssessmentInfo} interaction */ @RestController public class AssessmentInfoController { private final AssessmentInfoService assessmentInfoService; @Autowired public AssessmentInfoController(final AssessmentInfoService assessmentInfoService) { this.assessmentInfoService = assessmentInfoService; } @GetMapping(value = "/{clientName}/assessments", produces = MediaType.APPLICATION_JSON_VALUE) @ResponseBody ResponseEntity<List<AssessmentInfo>> findAssessmentInfos(@PathVariable final String clientName, @RequestParam(required = false) final String grade, @RequestParam(required = false) final String... assessmentKeys) { List<AssessmentInfo> assessmentInfos; if (grade == null && assessmentKeys.length == 0) { throw new IllegalArgumentException("Either assessmentKeys or grades query params must be present."); } assessmentInfos = (grade == null) ? assessmentInfoService.findAssessmentInfo(clientName, assessmentKeys) : assessmentInfoService.findAssessmentInfoForGrade(clientName, grade); return ResponseEntity.ok(assessmentInfos); } }