1 files changed, 96 insertions, 0 deletions
diff --git a/reference/logging-filter/logging-filter-spring/src/main/java/org/onap/logging/filter/spring/LoggingInterceptor.java b/reference/logging-filter/logging-filter-spring/src/main/java/org/onap/logging/filter/spring/LoggingInterceptor.java
new file mode 100644
index 0000000..d8d6bf4
--- /dev/null
+++ b/reference/logging-filter/logging-filter-spring/src/main/java/org/onap/logging/filter/spring/LoggingInterceptor.java
@@ -0,0 +1,96 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - Logging
+ * ================================================================================
+ * Copyright (C) 2019 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.onap.logging.filter.spring;
+
+import java.util.Collections;
+import java.util.Map;
+import java.util.stream.Collectors;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.ws.rs.core.Context;
+import javax.ws.rs.ext.Providers;
+import org.onap.logging.filter.base.MDCSetup;
+import org.onap.logging.filter.base.SimpleMap;
+import org.onap.logging.filter.base.SimpleServletHeadersMap;
+import org.onap.logging.ref.slf4j.ONAPLogConstants;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.slf4j.MDC;
+import org.springframework.stereotype.Component;
+import org.springframework.web.servlet.ModelAndView;
+import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
+
+@Component
+public class LoggingInterceptor extends HandlerInterceptorAdapter {
+
+    private static final Logger logger = LoggerFactory.getLogger(LoggingInterceptor.class);
+
+    private MDCSetup mdcSetup = new MDCSetup();
+
+    @Context
+    private Providers providers;
+
+    @Override
+    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
+            throws Exception {
+        SimpleMap headers = new SimpleServletHeadersMap(request);
+        String requestId = mdcSetup.getRequestId(headers);
+        MDC.put(ONAPLogConstants.MDCs.REQUEST_ID, requestId);
+        mdcSetup.setInvocationId(headers);
+        mdcSetup.setServiceName(request);
+        mdcSetup.setMDCPartnerName(headers);
+        mdcSetup.setClientIPAddress(request);
+        mdcSetup.setEntryTimeStamp();
+        mdcSetup.setInstanceID();
+        mdcSetup.setServerFQDN();
+        MDC.put(ONAPLogConstants.MDCs.RESPONSE_STATUS_CODE, ONAPLogConstants.ResponseStatus.INPROGRESS.toString());
+        mdcSetup.setLogTimestamp();
+        mdcSetup.setElapsedTime();
+        logger.info(ONAPLogConstants.Markers.ENTRY, "Entering");
+        if (logger.isDebugEnabled())
+            logRequestInformation(request);
+        return true;
+    }
+
+    protected void logRequestInformation(HttpServletRequest request) {
+        Map<String, String> headers = Collections.list((request).getHeaderNames()).stream()
+                .collect(Collectors.toMap(h -> h, request::getHeader));
+
+        logger.debug("===========================request begin================================================");
+        logger.debug("URI         : {}", request.getRequestURI());
+        logger.debug("Method      : {}", request.getMethod());
+        logger.debug("Headers     : {}", headers);
+        logger.debug("==========================request end================================================");
+
+    }
+
+    @Override
+    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler,
+            ModelAndView modelAndView) throws Exception {
+        mdcSetup.setResponseStatusCode(response.getStatus());
+        mdcSetup.setLogTimestamp();
+        mdcSetup.setElapsedTime();
+        mdcSetup.setResponseDescription(response.getStatus());
+        MDC.put(ONAPLogConstants.MDCs.RESPONSE_CODE, String.valueOf(response.getStatus()));
+        logger.info(ONAPLogConstants.Markers.EXIT, "Exiting.");
+        MDC.clear();
+    }
+}