+/*-\r
+ * ========================LICENSE_START=================================\r
+ * Copyright (C) 2020 Nordix Foundation. All rights reserved.\r
+ * ======================================================================\r
+ * Licensed under the Apache License, Version 2.0 (the "License");\r
+ * you may not use this file except in compliance with the License.\r
+ * You may obtain a copy of the License at\r
+ *\r
+ * http://www.apache.org/licenses/LICENSE-2.0\r
+ *\r
+ * Unless required by applicable law or agreed to in writing, software\r
+ * distributed under the License is distributed on an "AS IS" BASIS,\r
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
+ * See the License for the specific language governing permissions and\r
+ * limitations under the License.\r
+ * ========================LICENSE_END===================================\r
+ */\r
+\r
package org.oransc.rappcatalogue.api;\r
\r
-import java.util.Arrays;\r
+import java.io.IOException;\r
+import java.sql.Date;\r
+import java.util.ArrayList;\r
import java.util.List;\r
-\r
+import java.util.Optional;\r
+import java.util.concurrent.ConcurrentHashMap;\r
+import javax.servlet.http.HttpServletRequest;\r
+import javax.servlet.http.HttpServletResponse;\r
+import org.oransc.rappcatalogue.exception.HeaderException;\r
+import org.oransc.rappcatalogue.exception.InvalidServiceException;\r
+import org.oransc.rappcatalogue.exception.ServiceNotFoundException;\r
+import org.oransc.rappcatalogue.model.InputService;\r
+import org.oransc.rappcatalogue.model.Service;\r
+import org.springframework.beans.factory.annotation.Autowired;\r
import org.springframework.http.HttpStatus;\r
import org.springframework.http.ResponseEntity;\r
+import org.springframework.web.context.request.NativeWebRequest;\r
\r
@org.springframework.stereotype.Service\r
public class ServicesApiDelegateImpl implements ServicesApiDelegate {\r
\r
+ private static final String LOCATION_HEADER = "Location";\r
+\r
+ @Autowired\r
+ private NativeWebRequest nativeWebRequest;\r
+\r
+ private ConcurrentHashMap<String, Service> registeredServices = new ConcurrentHashMap<>();\r
+\r
+ ServicesApiDelegateImpl(NativeWebRequest nativeWebRequest) {\r
+ this.nativeWebRequest = nativeWebRequest;\r
+ }\r
+\r
+ @Override\r
+ public Optional<NativeWebRequest> getRequest() {\r
+ return Optional.of(nativeWebRequest);\r
+ }\r
+\r
@Override\r
- public ResponseEntity<Void> deleteIndividualServiceUsingDELETE(String serviceName) {\r
- return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);\r
+ public ResponseEntity<Service> getIndividualService(String serviceName) {\r
+ Service service = registeredServices.get(serviceName);\r
+ if (service != null) {\r
+ return ResponseEntity.ok(service);\r
+ } else {\r
+ throw new ServiceNotFoundException(serviceName);\r
+ }\r
}\r
\r
- // @Override\r
- // public ResponseEntity<Service> getIndividualServiceUsingGET(String serviceName) {\r
- // return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);\r
+ @Override\r
+ public ResponseEntity<List<Service>> getServices() {\r
+ return ResponseEntity.ok(new ArrayList<>(registeredServices.values()));\r
+ }\r
+\r
+ @Override\r
+ public ResponseEntity<Void> putIndividualService(String serviceName, InputService inputService) {\r
+ if (isServiceValid(inputService)) {\r
+ if (registeredServices.put(serviceName, createService(serviceName, inputService)) == null) {\r
+ try {\r
+ getRequest().ifPresent(request -> addLocationHeaderToResponse(serviceName, request));\r
+ } catch (Exception e) {\r
+ registeredServices.remove(serviceName);\r
+ throw e;\r
+ }\r
+ return new ResponseEntity<>(HttpStatus.CREATED);\r
+ } else {\r
+ return new ResponseEntity<>(HttpStatus.OK);\r
+ }\r
+ } else {\r
+ throw new InvalidServiceException();\r
+ }\r
+ }\r
\r
- // }\r
+ private void addLocationHeaderToResponse(String serviceName, NativeWebRequest request) {\r
+ try {\r
+ HttpServletRequest nativeRequest = request.getNativeRequest(HttpServletRequest.class);\r
+ HttpServletResponse nativeResponse = request.getNativeResponse(HttpServletResponse.class);\r
+ if (nativeRequest != null && nativeResponse != null) {\r
+ StringBuffer requestURL = nativeRequest.getRequestURL();\r
+ nativeResponse.addHeader(LOCATION_HEADER, requestURL.toString());\r
+ nativeResponse.getWriter().print("");\r
+ } else {\r
+ throw new HeaderException(LOCATION_HEADER, new Exception("Native Request or Response missing"));\r
+ }\r
+ } catch (IOException e) {\r
+ throw new HeaderException(LOCATION_HEADER, e);\r
+ }\r
+ }\r
\r
@Override\r
- public ResponseEntity<List<String>> getServiceNamesUsingGET() {\r
- List<String> services = Arrays.asList("a", "b");\r
- return ResponseEntity.ok(services);\r
+ public ResponseEntity<Void> deleteIndividualService(String serviceName) {\r
+ registeredServices.remove(serviceName);\r
+ return new ResponseEntity<>(HttpStatus.NO_CONTENT);\r
}\r
\r
- // @Override\r
- // public ResponseEntity<Void> putIndividualServiceUsingPUT(String serviceName, Service service) {\r
- // return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);\r
+ /*\r
+ * java:S2589: Boolean expressions should not be gratuitous.\r
+ * Even though the version property is marked as @NotNull, it might be null coming from the client, hence the null\r
+ * check is needed.\r
+ */\r
+ @SuppressWarnings("java:S2589")\r
+ private boolean isServiceValid(InputService service) {\r
+ String version = service.getVersion();\r
+ return version != null && !version.isBlank();\r
+ }\r
\r
- // }\r
+ private Service createService(String serviceName, InputService inputService) {\r
+ Service service = new Service();\r
+ service.setName(serviceName);\r
+ service.setDescription(inputService.getDescription());\r
+ service.setDisplayName(inputService.getDisplayName());\r
+ service.setVersion(inputService.getVersion());\r
+ service.setRegistrationDate(getTodaysDate());\r
+ return service;\r
+ }\r
+\r
+ private String getTodaysDate() {\r
+ long millis = System.currentTimeMillis();\r
+ Date date = new Date(millis);\r
+ return date.toString();\r
+ }\r
}\r