diff options
Diffstat (limited to 'cps-rest/src/main/java/org/onap')
5 files changed, 395 insertions, 0 deletions
diff --git a/cps-rest/src/main/java/org/onap/cps/Application.java b/cps-rest/src/main/java/org/onap/cps/Application.java new file mode 100644 index 0000000000..9f6c2edce9 --- /dev/null +++ b/cps-rest/src/main/java/org/onap/cps/Application.java @@ -0,0 +1,32 @@ +/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2020 Nordix Foundation. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache 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
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class Application {
+
+ public static void main(String[] args) {
+ SpringApplication.run(Application.class, args);
+ }
+}
\ No newline at end of file diff --git a/cps-rest/src/main/java/org/onap/cps/rest/controller/CpsRestController.java b/cps-rest/src/main/java/org/onap/cps/rest/controller/CpsRestController.java new file mode 100644 index 0000000000..90c287cdaf --- /dev/null +++ b/cps-rest/src/main/java/org/onap/cps/rest/controller/CpsRestController.java @@ -0,0 +1,182 @@ +/* + * ============LICENSE_START======================================================= + * Copyright (C) 2020 Nordix Foundation + * Modifications Copyright (C) 2020 Bell Canada. All rights reserved. + * ================================================================================ + * Licensed under the Apache 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 + * + * http://www.apache.org/licenses/LICENSE-2.0 + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * SPDX-License-Identifier: Apache-2.0 + * ============LICENSE_END========================================================= + */ + +package org.onap.cps.rest.controller; + +import com.google.gson.Gson; +import com.google.gson.JsonSyntaxException; +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.OutputStream; +import javax.validation.Valid; +import org.onap.cps.api.CpService; +import org.onap.cps.exceptions.CpsException; +import org.onap.cps.exceptions.CpsValidationException; +import org.onap.cps.rest.api.CpsRestApi; +import org.opendaylight.yangtools.yang.model.api.SchemaContext; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.http.HttpStatus; +import org.springframework.http.ResponseEntity; +import org.springframework.web.bind.annotation.DeleteMapping; +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.PathVariable; +import org.springframework.web.bind.annotation.PostMapping; +import org.springframework.web.bind.annotation.RequestParam; +import org.springframework.web.bind.annotation.RestController; +import org.springframework.web.multipart.MultipartFile; + +@RestController +public class CpsRestController implements CpsRestApi { + + @Autowired + private CpService cpService; + + @Override + public ResponseEntity<Object> createAnchor(@Valid MultipartFile multipartFile, String dataspaceName) { + return null; + } + + @Override + public ResponseEntity<Object> createModules(@Valid MultipartFile multipartFile, String dataspaceName) { + final File fileToParse = saveToFile(multipartFile); + final SchemaContext schemaContext = cpService.parseAndValidateModel(fileToParse); + cpService.storeSchemaContext(schemaContext, dataspaceName); + return new ResponseEntity<>("Resource successfully created", HttpStatus.CREATED); + } + + @Override + public ResponseEntity<Object> createNode(@Valid MultipartFile multipartFile, String dataspaceName) { + return null; + } + + @Override + public ResponseEntity<Object> deleteAnchor(String dataspaceName, String anchorName) { + return null; + } + + @Override + public ResponseEntity<Object> deleteDataspace(String dataspaceName) { + return null; + } + + @Override + public ResponseEntity<Object> getAnchor(String dataspaceName, String anchorName) { + return null; + } + + @Override + public ResponseEntity<Object> getAnchors(String dataspaceName) { + return null; + } + + @Override + public ResponseEntity<Object> getModule(String dataspaceName, @Valid String namespaceName, @Valid String revision) { + return null; + } + + @Override + public ResponseEntity<Object> getNode(@Valid String body, String dataspaceName) { + return null; + } + + @Override + public ResponseEntity<Object> getNodeByDataspaceAndAnchor(@Valid String body, String dataspaceName, + String anchorName) { + return null; + } + + /* + Old rest endpoints before contract first approach (Need to be removed). + */ + + /** + * Upload a JSON file. + * + * @param uploadedFile the JSON Multipart file. + * @return a ResponseEntity. + */ + @PostMapping("/upload-yang-json-data-file") + public final ResponseEntity<String> uploadYangJsonDataFile( + @RequestParam("file") MultipartFile uploadedFile) { + validateJsonStructure(uploadedFile); + final int persistenceObjectId = cpService.storeJsonStructure(getJsonString(uploadedFile)); + return new ResponseEntity<String>( + "Object stored in CPS with identity: " + persistenceObjectId, HttpStatus.OK); + + } + + /** + * Read a JSON Object using the object identifier. + * + * @param jsonObjectId the JSON object identifier. + * @return a ResponseEntity. + */ + @GetMapping("/json-object/{id}") + public final ResponseEntity<String> getJsonObjectById( + @PathVariable("id") final int jsonObjectId) { + return new ResponseEntity<String>(cpService.getJsonById(jsonObjectId), HttpStatus.OK); + } + + /** + * Delete a JSON Object using the object identifier. + * + * @param jsonObjectId the JSON object identifier. + * @return a ResponseEntity. + */ + @DeleteMapping("json-object/{id}") + public final ResponseEntity<Object> deleteJsonObjectById( + @PathVariable("id") final int jsonObjectId) { + cpService.deleteJsonById(jsonObjectId); + return new ResponseEntity<>(HttpStatus.NO_CONTENT); + } + + private static void validateJsonStructure(final MultipartFile multipartFile) { + try { + final Gson gson = new Gson(); + gson.fromJson(getJsonString(multipartFile), Object.class); + } catch (JsonSyntaxException e) { + throw new CpsValidationException("Not a valid JSON file.", e); + } + } + + private static File saveToFile(final MultipartFile multipartFile) { + try { + final File file = File.createTempFile("tempFile", ".yang"); + file.deleteOnExit(); + + try (OutputStream outputStream = new FileOutputStream(file)) { + outputStream.write(multipartFile.getBytes()); + } + return file; + + } catch (IOException e) { + throw new CpsException(e); + } + } + + private static String getJsonString(final MultipartFile multipartFile) { + try { + return new String(multipartFile.getBytes()); + } catch (IOException e) { + throw new CpsException(e); + } + } +}
\ No newline at end of file diff --git a/cps-rest/src/main/java/org/onap/cps/rest/exceptions/CpsRestExceptionHandler.java b/cps-rest/src/main/java/org/onap/cps/rest/exceptions/CpsRestExceptionHandler.java new file mode 100644 index 0000000000..9cf4935d4e --- /dev/null +++ b/cps-rest/src/main/java/org/onap/cps/rest/exceptions/CpsRestExceptionHandler.java @@ -0,0 +1,98 @@ +/* + * ============LICENSE_START======================================================= + * Copyright (C) 2020 Pantheon.tech + * ================================================================================ + * Licensed under the Apache 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 + * + * http://www.apache.org/licenses/LICENSE-2.0 + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * SPDX-License-Identifier: Apache-2.0 + * ============LICENSE_END========================================================= + */ + +package org.onap.cps.rest.exceptions; + +import org.apache.commons.lang3.exception.ExceptionUtils; +import org.hibernate.exception.ConstraintViolationException; +import org.onap.cps.exceptions.CpsException; +import org.onap.cps.exceptions.CpsNotFoundException; +import org.onap.cps.exceptions.CpsValidationException; +import org.onap.cps.rest.controller.CpsRestController; +import org.springframework.dao.EmptyResultDataAccessException; +import org.springframework.http.HttpStatus; +import org.springframework.http.ResponseEntity; +import org.springframework.web.bind.annotation.ExceptionHandler; +import org.springframework.web.bind.annotation.RestControllerAdvice; + +@RestControllerAdvice(assignableTypes = {CpsRestController.class}) +public class CpsRestExceptionHandler { + + /** + * Default exception handler. + * + * @param exception the exception to handle + * @return response with response code 500. + */ + @ExceptionHandler + public ResponseEntity<Object> handleInternalErrorException(Exception exception) { + return buildErrorResponse(HttpStatus.INTERNAL_SERVER_ERROR, exception); + } + + /* + TODO: Rid off extra dependencies. + + Generic exception handler and CpsException (incl. children) are the only + exceptions to be handled here. All the other exceptions which require a special + treatment should be rethrown as CpsException in the place of occurrence -> + e.g. persistence exceptions are to be handled in cps-ri module. + */ + + @ExceptionHandler({ConstraintViolationException.class}) + public ResponseEntity<Object> handleBadRequestException(Exception exception) { + return buildErrorResponse(HttpStatus.BAD_REQUEST, exception); + } + + @ExceptionHandler({EmptyResultDataAccessException.class}) + public ResponseEntity<Object> handleNotFoundException(Exception exception) { + return buildErrorResponse(HttpStatus.NOT_FOUND, exception); + } + + @ExceptionHandler({CpsException.class}) + public ResponseEntity<Object> handleCpsException(CpsException exception) { + return buildErrorResponse(HttpStatus.INTERNAL_SERVER_ERROR, exception.getMessage(), extractDetails(exception)); + } + + @ExceptionHandler({CpsValidationException.class}) + public ResponseEntity<Object> handleCpsValidationException(CpsException exception) { + return buildErrorResponse(HttpStatus.BAD_REQUEST, exception.getMessage(), extractDetails(exception)); + } + + @ExceptionHandler({CpsNotFoundException.class}) + public ResponseEntity<Object> handleCpsNotFoundException(CpsException exception) { + return buildErrorResponse(HttpStatus.NOT_FOUND, exception.getMessage(), extractDetails(exception)); + } + + private static ResponseEntity<Object> buildErrorResponse(HttpStatus status, Exception exception) { + return buildErrorResponse(status, exception.getMessage(), ExceptionUtils.getStackTrace(exception)); + } + + private static ResponseEntity<Object> buildErrorResponse(HttpStatus status, String message, String details) { + return new ResponseEntity<>( + ErrorMessage.builder().status(status.toString()).message(message).details(details).build(), + status + ); + } + + private static String extractDetails(CpsException exception) { + return exception.getCause() == null + ? exception.getDetails() + : ExceptionUtils.getStackTrace(exception.getCause()); + } +} diff --git a/cps-rest/src/main/java/org/onap/cps/rest/exceptions/ErrorMessage.java b/cps-rest/src/main/java/org/onap/cps/rest/exceptions/ErrorMessage.java new file mode 100644 index 0000000000..1f2a0b7860 --- /dev/null +++ b/cps-rest/src/main/java/org/onap/cps/rest/exceptions/ErrorMessage.java @@ -0,0 +1,37 @@ +/* + * ============LICENSE_START======================================================= + * Copyright (C) 2020 Pantheon.tech + * ================================================================================ + * Licensed under the Apache 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 + * + * http://www.apache.org/licenses/LICENSE-2.0 + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * SPDX-License-Identifier: Apache-2.0 + * ============LICENSE_END========================================================= + */ + +package org.onap.cps.rest.exceptions; + +import lombok.Builder; +import lombok.Data; + +/** + * Temporary POJO class used as error response model. + * TODO: To replace with model class generated from Open API specification. + * + */ +@Builder +@Data +public class ErrorMessage { + private String status; + private String message; + private String details; +} + diff --git a/cps-rest/src/main/java/org/onap/cps/swagger/config/SpringFoxConfig.java b/cps-rest/src/main/java/org/onap/cps/swagger/config/SpringFoxConfig.java new file mode 100644 index 0000000000..73e179511b --- /dev/null +++ b/cps-rest/src/main/java/org/onap/cps/swagger/config/SpringFoxConfig.java @@ -0,0 +1,46 @@ +/* + * ============LICENSE_START======================================================= + * Copyright (C) 2020 Bell Canada. All rights reserved. + * ================================================================================ + * Licensed under the Apache 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 + * + * http://www.apache.org/licenses/LICENSE-2.0 + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * SPDX-License-Identifier: Apache-2.0 + * ============LICENSE_END========================================================= + */ + +package org.onap.cps.swagger.config; + +import org.springframework.context.annotation.Bean; +import org.springframework.context.annotation.Configuration; +import springfox.documentation.builders.PathSelectors; +import springfox.documentation.builders.RequestHandlerSelectors; +import springfox.documentation.spi.DocumentationType; +import springfox.documentation.spring.web.plugins.Docket; + +/** + * Swagger configuration. + */ +@Configuration +public class SpringFoxConfig { + + /** + * Define api configuration. + */ + @Bean + public Docket api() { + return new Docket(DocumentationType.OAS_30) + .select() + .apis(RequestHandlerSelectors.any()) + .paths(PathSelectors.any()) + .build(); + } +} |