From f5f13c4f6b6fe3b4d98e349dfd7db59339803436 Mon Sep 17 00:00:00 2001 From: Michael Lando Date: Sun, 19 Feb 2017 12:35:04 +0200 Subject: push addional code Change-Id: Ia427bb3460cda3a896f8faced2de69eaf3807b74 Signed-off-by: Michael Lando --- .../sdcrests/errors/DefaultExceptionMapper.java | 163 +++++++++++++++++++++ 1 file changed, 163 insertions(+) create mode 100644 openecomp-be/api/openecomp-sdc-rest-webapp/openecomp-sdc-common-rest/src/main/java/org/openecomp/sdcrests/errors/DefaultExceptionMapper.java (limited to 'openecomp-be/api/openecomp-sdc-rest-webapp/openecomp-sdc-common-rest/src/main/java/org/openecomp/sdcrests/errors') diff --git a/openecomp-be/api/openecomp-sdc-rest-webapp/openecomp-sdc-common-rest/src/main/java/org/openecomp/sdcrests/errors/DefaultExceptionMapper.java b/openecomp-be/api/openecomp-sdc-rest-webapp/openecomp-sdc-common-rest/src/main/java/org/openecomp/sdcrests/errors/DefaultExceptionMapper.java new file mode 100644 index 0000000000..67da814f48 --- /dev/null +++ b/openecomp-be/api/openecomp-sdc-rest-webapp/openecomp-sdc-common-rest/src/main/java/org/openecomp/sdcrests/errors/DefaultExceptionMapper.java @@ -0,0 +1,163 @@ +/*- + * ============LICENSE_START======================================================= + * SDC + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. 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. + * ============LICENSE_END========================================================= + */ + +package org.openecomp.sdcrests.errors; + +import org.codehaus.jackson.map.JsonMappingException; +import org.hibernate.validator.internal.engine.path.PathImpl; +import org.openecomp.core.utilities.CommonMethods; +import org.openecomp.core.utilities.file.FileUtils; +import org.openecomp.core.utilities.json.JsonUtil; +import org.openecomp.sdc.common.errors.CoreException; +import org.openecomp.sdc.common.errors.ErrorCategory; +import org.openecomp.sdc.common.errors.ErrorCode; +import org.openecomp.sdc.common.errors.ErrorCodeAndMessage; +import org.openecomp.sdc.common.errors.GeneralErrorBuilder; +import org.openecomp.sdc.common.errors.JsonMappingErrorBuilder; +import org.openecomp.sdc.common.errors.ValidationErrorBuilder; +import org.slf4j.LoggerFactory; + +import java.util.ArrayList; +import java.util.List; +import java.util.Map; +import java.util.Set; +import javax.validation.ConstraintViolation; +import javax.validation.ConstraintViolationException; +import javax.validation.Path; +import javax.ws.rs.core.MediaType; +import javax.ws.rs.core.Response; +import javax.ws.rs.ext.ExceptionMapper; + +public class DefaultExceptionMapper implements ExceptionMapper { + private static final String ERROR_CODES_TO_RESPONSE_STATUS_MAPPING_FILE = + "errorCodesToResponseStatusMapping.json"; + private static Map errorCodeToResponseStatus = JsonUtil + .json2Object(FileUtils.getFileInputStream(ERROR_CODES_TO_RESPONSE_STATUS_MAPPING_FILE), + Map.class); + private static org.slf4j.Logger logger = LoggerFactory.getLogger(DefaultExceptionMapper.class); + + @Override + public Response toResponse(Exception e0) { + Response response; + if (e0 instanceof CoreException) { + response = transform(CoreException.class.cast(e0)); + } else if (e0 instanceof ConstraintViolationException) { + response = transform(ConstraintViolationException.class.cast(e0)); + + } else if (e0 instanceof JsonMappingException) { + response = transform(JsonMappingException.class.cast(e0)); + + } else { + response = transform(e0); + } + + List contentTypes = new ArrayList<>(); + contentTypes.add(MediaType.APPLICATION_JSON); + response.getMetadata().put("Content-Type", contentTypes); + return response; + } + + private Response transform(CoreException coreException) { + Response response; + ErrorCode code = coreException.code(); + logger.error(code.message(), coreException); + + if (coreException.code().category().equals(ErrorCategory.APPLICATION)) { + if (Response.Status.NOT_FOUND.name().equals(errorCodeToResponseStatus.get(code.id()))) { + response = Response + .status(Response.Status.NOT_FOUND) + .entity(toEntity(Response.Status.NOT_FOUND, code)) + .build(); + } else if (Response.Status.BAD_REQUEST.name() + .equals(errorCodeToResponseStatus.get(code.id()))) { + response = Response + .status(Response.Status.BAD_REQUEST) + .entity(toEntity(Response.Status.BAD_REQUEST, code)) + .build(); + } else { + response = Response + .status(Response.Status.EXPECTATION_FAILED) + .entity(toEntity(Response.Status.EXPECTATION_FAILED, code)) + .build(); + } + } else { + response = Response + .status(Response.Status.INTERNAL_SERVER_ERROR) + .entity(toEntity(Response.Status.INTERNAL_SERVER_ERROR, code)) + .build(); + } + + + return response; + } + + private Response transform(ConstraintViolationException validationException) { + Set> constraintViolationSet = + validationException.getConstraintViolations(); + String message; + + String fieldName = null; + if (!CommonMethods.isEmpty(constraintViolationSet)) { + // getting the first violation message for the output response. + ConstraintViolation constraintViolation = constraintViolationSet.iterator().next(); + message = constraintViolation.getMessage(); + fieldName = getFieldName(constraintViolation.getPropertyPath()); + + } else { + message = validationException.getMessage(); + } + + ErrorCode validationErrorCode = new ValidationErrorBuilder(message, fieldName).build(); + + logger.error(validationErrorCode.message(), validationException); + return Response + .status(Response.Status.EXPECTATION_FAILED) //error 417 + .entity(toEntity(Response.Status.EXPECTATION_FAILED, validationErrorCode)) + .build(); + } + + + private Response transform(JsonMappingException jsonMappingException) { + ErrorCode jsonMappingErrorCode = new JsonMappingErrorBuilder().build(); + logger.error(jsonMappingErrorCode.message(), jsonMappingException); + return Response + .status(Response.Status.EXPECTATION_FAILED) //error 417 + .entity(toEntity(Response.Status.EXPECTATION_FAILED, jsonMappingErrorCode)) + .build(); + } + + private Response transform(Exception e0) { + ErrorCode generalErrorCode = new GeneralErrorBuilder(e0.getMessage()).build(); + logger.error(generalErrorCode.message(), e0); + return Response + .status(Response.Status.INTERNAL_SERVER_ERROR) + .entity(toEntity(Response.Status.INTERNAL_SERVER_ERROR, generalErrorCode)) + .build(); + } + + private String getFieldName(Path propertyPath) { + return ((PathImpl) propertyPath).getLeafNode().toString(); + } + + private Object toEntity(Response.Status status, ErrorCode code) { + return new ErrorCodeAndMessage(status, code); + } + +} -- cgit 1.2.3-korg