2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 package org.openecomp.sdcrests.errors;
23 import org.codehaus.jackson.map.JsonMappingException;
24 import org.hibernate.validator.internal.engine.path.PathImpl;
25 import org.openecomp.core.utilities.CommonMethods;
26 import org.openecomp.core.utilities.file.FileUtils;
27 import org.openecomp.core.utilities.json.JsonUtil;
28 import org.openecomp.sdc.common.errors.CoreException;
29 import org.openecomp.sdc.common.errors.ErrorCategory;
30 import org.openecomp.sdc.common.errors.ErrorCode;
31 import org.openecomp.sdc.common.errors.ErrorCodeAndMessage;
32 import org.openecomp.sdc.common.errors.GeneralErrorBuilder;
33 import org.openecomp.sdc.common.errors.JsonMappingErrorBuilder;
34 import org.openecomp.sdc.common.errors.ValidationErrorBuilder;
35 import org.openecomp.sdc.logging.api.Logger;
36 import org.openecomp.sdc.logging.api.LoggerFactory;
39 import java.io.FileOutputStream;
40 import java.io.IOException;
41 import java.io.OutputStream;
42 import java.io.PrintWriter;
43 import java.util.ArrayList;
44 import java.util.List;
47 import javax.validation.ConstraintViolation;
48 import javax.validation.ConstraintViolationException;
49 import javax.validation.Path;
50 import javax.ws.rs.core.MediaType;
51 import javax.ws.rs.core.Response;
52 import javax.ws.rs.ext.ExceptionMapper;
54 public class DefaultExceptionMapper implements ExceptionMapper<Exception> {
55 private static final String ERROR_CODES_TO_RESPONSE_STATUS_MAPPING_FILE =
56 "errorCodesToResponseStatusMapping.json";
57 private static Map<String, String> errorCodeToResponseStatus = JsonUtil
58 .json2Object(FileUtils.getFileInputStream(ERROR_CODES_TO_RESPONSE_STATUS_MAPPING_FILE),
60 private static Logger logger = (Logger) LoggerFactory.getLogger(DefaultExceptionMapper.class);
63 public Response toResponse(Exception exception) {
65 if (exception instanceof CoreException) {
66 response = transform(CoreException.class.cast(exception));
67 } else if (exception instanceof ConstraintViolationException) {
68 response = transform(ConstraintViolationException.class.cast(exception));
70 } else if (exception instanceof JsonMappingException) {
71 response = transform(JsonMappingException.class.cast(exception));
74 response = transform(exception);
78 writeStackTraceToFile(exception);
79 } catch (IOException ex) {
82 List<Object> contentTypes = new ArrayList<>();
83 contentTypes.add(MediaType.APPLICATION_JSON);
84 response.getMetadata().put("Content-Type", contentTypes);
88 private Response transform(CoreException coreException) {
90 ErrorCode code = coreException.code();
91 logger.error(code.message(), coreException);
93 if (coreException.code().category().equals(ErrorCategory.APPLICATION)) {
94 if (Response.Status.NOT_FOUND.name().equals(errorCodeToResponseStatus.get(code.id()))) {
96 .status(Response.Status.NOT_FOUND)
97 .entity(toEntity(Response.Status.NOT_FOUND, code))
99 } else if (Response.Status.BAD_REQUEST.name()
100 .equals(errorCodeToResponseStatus.get(code.id()))) {
102 .status(Response.Status.BAD_REQUEST)
103 .entity(toEntity(Response.Status.BAD_REQUEST, code))
107 .status(Response.Status.EXPECTATION_FAILED)
108 .entity(toEntity(Response.Status.EXPECTATION_FAILED, code))
113 .status(Response.Status.INTERNAL_SERVER_ERROR)
114 .entity(toEntity(Response.Status.INTERNAL_SERVER_ERROR, code))
122 private Response transform(ConstraintViolationException validationException) {
123 Set<ConstraintViolation<?>> constraintViolationSet =
124 validationException.getConstraintViolations();
127 String fieldName = null;
128 if (!CommonMethods.isEmpty(constraintViolationSet)) {
129 // getting the first violation message for the output response.
130 ConstraintViolation<?> constraintViolation = constraintViolationSet.iterator().next();
131 message = constraintViolation.getMessage();
132 fieldName = getFieldName(constraintViolation.getPropertyPath());
135 message = validationException.getMessage();
138 ErrorCode validationErrorCode = new ValidationErrorBuilder(message, fieldName).build();
140 logger.error(validationErrorCode.message(), validationException);
142 .status(Response.Status.EXPECTATION_FAILED) //error 417
143 .entity(toEntity(Response.Status.EXPECTATION_FAILED, validationErrorCode))
147 private Response transform(JsonMappingException jsonMappingException) {
148 ErrorCode jsonMappingErrorCode = new JsonMappingErrorBuilder().build();
149 logger.error(jsonMappingErrorCode.message(), jsonMappingException);
151 .status(Response.Status.EXPECTATION_FAILED) //error 417
152 .entity(toEntity(Response.Status.EXPECTATION_FAILED, jsonMappingErrorCode))
156 private Response transform(Exception exception) {
157 ErrorCode generalErrorCode = new GeneralErrorBuilder(exception.getMessage()).build();
158 logger.error(generalErrorCode.message(), exception);
160 .status(Response.Status.INTERNAL_SERVER_ERROR)
161 .entity(toEntity(Response.Status.INTERNAL_SERVER_ERROR, generalErrorCode))
165 private String getFieldName(Path propertyPath) {
166 return ((PathImpl) propertyPath).getLeafNode().toString();
169 private Object toEntity(Response.Status status, ErrorCode code) {
170 return new ErrorCodeAndMessage(status, code);
173 private void writeStackTraceToFile(Exception exception) throws IOException {
174 File file = new File("stack_trace.txt");
175 if (!file.exists()) {
176 file.createNewFile();
178 OutputStream outputStream = new FileOutputStream(file);
179 PrintWriter printWriter = new PrintWriter(file);
180 exception.printStackTrace(printWriter);
182 outputStream.close();