2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 - 2019 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.onap.vid.utils;
23 import static org.apache.commons.lang3.ObjectUtils.defaultIfNull;
24 import static org.apache.commons.lang3.exception.ExceptionUtils.getRootCause;
25 import static org.apache.commons.lang3.exception.ExceptionUtils.getThrowableList;
26 import static org.onap.vid.utils.Streams.not;
28 import com.att.eelf.configuration.EELFLogger;
29 import com.fasterxml.jackson.core.JsonProcessingException;
30 import com.fasterxml.jackson.databind.ObjectMapper;
31 import com.fasterxml.jackson.databind.SerializationFeature;
32 import com.google.common.collect.ImmutableList;
33 import io.joshworks.restclient.http.HttpResponse;
34 import java.nio.charset.StandardCharsets;
35 import java.util.Arrays;
36 import java.util.Optional;
37 import java.util.UUID;
38 import javax.servlet.http.HttpServletRequest;
39 import javax.ws.rs.core.Response;
40 import org.apache.commons.io.IOUtils;
41 import org.apache.commons.lang3.StringUtils;
42 import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
43 import org.onap.portalsdk.core.util.SystemProperties;
44 import org.onap.vid.exceptions.GenericUncheckedException;
45 import org.springframework.http.HttpMethod;
46 import org.springframework.stereotype.Service;
47 import org.springframework.web.context.request.RequestContextHolder;
48 import org.springframework.web.context.request.ServletRequestAttributes;
51 public class Logging {
53 public static final String HTTP_REQUESTS_OUTGOING = "http.requests.outgoing.";
55 public static final String REQUEST_ID_HEADER_KEY = SystemProperties.ECOMP_REQUEST_ID;
56 public static final String ONAP_REQUEST_ID_HEADER_KEY = "X-ONAP-RequestID";
59 private static ObjectMapper objectMapper = new ObjectMapper();
61 public static String getMethodName() {
62 return getMethodName(0);
65 public static String getMethodCallerName() {
66 return getMethodName(1);
69 private static String getMethodName(int depth) {
70 final StackTraceElement[] stackTrace = Thread.currentThread().getStackTrace();
71 String thisClassName = stackTrace[1].getClassName();
72 final Optional<String> caller =
73 Arrays.stream(stackTrace)
75 .filter(not(frame -> frame.getClassName().equals(thisClassName)))
77 .map(StackTraceElement::getMethodName)
79 return caller.orElse("<unknonwn method name>");
82 public static EELFLogger getRequestsLogger(String serverName) {
83 return EELFLoggerDelegate.getLogger(HTTP_REQUESTS_OUTGOING +serverName);
86 public void logRequest(final EELFLogger logger, final HttpMethod method, final String url, final Object body) {
87 if (!logger.isDebugEnabled()) {
92 logRequest(logger, method, url);
97 String bodyAsJson = objectMapper.writeValueAsString(body);
98 logger.debug("Sending {} {} Body: {}", method.name(), url, bodyAsJson);
99 } catch (JsonProcessingException e) {
100 logRequest(logger, method, url);
101 logger.debug("Failed to parse object in logRequest. {}", body);
105 public void logRequest(final EELFLogger logger, final HttpMethod method, final String url) {
106 logger.debug("Sending {} {}", method.name(), url);
109 public <T> void logResponse(final EELFLogger logger, final HttpMethod method, final String url, final Response response, final Class<T> entityClass) {
110 if (!logger.isDebugEnabled()) {
113 if (response == null) {
114 logger.debug("Received {} {} response: null", method.name(), url);
118 response.bufferEntity();
119 logger.debug("Received {} {} Status: {} . Body: {}", method.name(), url, response.getStatus(), response.readEntity(entityClass));
121 catch (Exception e) {
122 logger.debug("Received {} {} Status: {} . Failed to read response as {}", method.name(), url, response.getStatus(), entityClass.getName());
126 public <T> void logResponse(final EELFLogger logger, final HttpMethod method, final String url, final HttpResponse<T> response) {
128 logger.debug("Received {} {} Status: {} . Body: {}", method.name(),
129 url, response.getStatus(), IOUtils.toString(response.getRawBody(), StandardCharsets.UTF_8));
130 response.getRawBody().reset();
132 catch (Exception e) {
133 logger.debug("Received {} {} Status: {} . Failed to read response", method.name(), url, response.getStatus());
137 public void logResponse(final EELFLogger logger, final HttpMethod method, final String url, final Response response) {
138 logResponse(logger, method, url, response, String.class);
141 public static HttpServletRequest getHttpServletRequest(){
142 return ((ServletRequestAttributes) RequestContextHolder.currentRequestAttributes()).getRequest();
145 public static String extractOrGenerateRequestId() {
147 return getHttpServletRequest().getHeader(REQUEST_ID_HEADER_KEY);
149 catch (IllegalStateException e) {
150 //in async jobs we don't have any HttpServletRequest
151 return UUID.randomUUID().toString();
155 public static void debugRequestDetails(Object requestDetails, final EELFLogger logger) {
156 if (logger.isDebugEnabled()) {
157 String requestDetailsAsString;
159 requestDetailsAsString = new ObjectMapper().enable(SerializationFeature.INDENT_OUTPUT).writeValueAsString(requestDetails);
160 } catch (JsonProcessingException e) {
161 requestDetailsAsString = "error: cannot stringify RequestDetails";
163 logger.debug("requestDetailsAsString: {}", requestDetailsAsString);
167 public static String exceptionToDescription(Throwable exceptionToDescribe) {
168 // Ignore top-most GenericUnchecked or Runtime exceptions that has no added message
169 final Throwable top = getThrowableList(exceptionToDescribe).stream()
170 .filter(not(e -> ImmutableList.of(GenericUncheckedException.class, RuntimeException.class).contains(e.getClass())
171 && StringUtils.equals(e.getMessage(), e.getCause() == null ? null : e.getCause().toString())))
172 .findFirst().orElse(exceptionToDescribe);
174 final Throwable root = defaultIfNull(getRootCause(top), top);
176 String rootToString = root.toString();
178 // nullPointer description will include some context
179 if (root.getClass().equals(NullPointerException.class) && root.getStackTrace().length > 0) {
180 rootToString = String.format("NullPointerException at %s:%d",
181 root.getStackTrace()[0].getFileName(),
182 root.getStackTrace()[0].getLineNumber());
185 // if input is a single exception, without cause: top.toString
186 // else: return top.toString + root.toString
187 // but not if root is already described in top.toString
188 if (top.equals(root)) {
191 final String topToString = top.toString();
192 if (topToString.contains(root.getClass().getName()) && topToString.contains(root.getLocalizedMessage())) {
195 return topToString + ": " + rootToString;