1 files changed, 82 insertions, 0 deletions
diff --git a/src/main/java/org/onap/crud/logging/LoggingUtil.java b/src/main/java/org/onap/crud/logging/LoggingUtil.java
new file mode 100644
index 0000000..453dc9d
--- /dev/null
+++ b/src/main/java/org/onap/crud/logging/LoggingUtil.java
@@ -0,0 +1,82 @@
+/**
+ * ============LICENSE_START=======================================================
+ * Gizmo
+ * ================================================================================
+ * Copyright © 2017 AT&T Intellectual Property.
+ * Copyright © 2017 Amdocs
+ * 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=========================================================
+ *
+ * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ */
+package org.onap.crud.logging;
+
+import org.onap.aai.cl.api.LogFields;
+import org.onap.aai.cl.api.LogLine;
+import org.onap.aai.cl.api.Logger;
+import org.onap.aai.cl.mdc.MdcContext;
+import org.onap.crud.util.CrudServiceConstants;
+import org.slf4j.MDC;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.ws.rs.core.HttpHeaders;
+import javax.ws.rs.core.Response;
+
+public class LoggingUtil {
+  /**
+   * Initializes mdc context.
+   */
+  public static void initMdcContext(HttpServletRequest httpReq, HttpHeaders headers) {
+    String fromIp = httpReq.getRemoteAddr();
+    String fromAppId = "";
+    String transId = null;
+
+    if (headers.getRequestHeaders().getFirst("X-FromAppId") != null) {
+      fromAppId = headers.getRequestHeaders().getFirst("X-FromAppId");
+    }
+
+    if ((headers.getRequestHeaders().getFirst("X-TransactionId") == null)
+        || headers.getRequestHeaders().getFirst("X-TransactionId").isEmpty()) {
+      transId = java.util.UUID.randomUUID().toString();
+    } else {
+      transId = headers.getRequestHeaders().getFirst("X-TransactionId");
+    }
+
+    MdcContext.initialize(transId, CrudServiceConstants.CRD_SERVICE_NAME, "", fromAppId, fromIp);
+  }
+
+  /**
+   * Logs the rest request.
+   */
+  public static void logRestRequest(Logger logger, Logger auditLogger, HttpServletRequest req, Response response) {
+    String respStatusString = "";
+    if (Response.Status.fromStatusCode(response.getStatus()) != null) {
+      respStatusString = Response.Status.fromStatusCode(response.getStatus()).toString();
+    }
+
+    // Generate error log
+    logger.info(CrudServiceMsgs.PROCESS_REST_REQUEST, req.getMethod(), req.getRequestURL().toString(),
+        req.getRemoteHost(), Integer.toString(response.getStatus()));
+
+    // Generate audit log.
+    auditLogger.info(CrudServiceMsgs.PROCESS_REST_REQUEST,
+        new LogFields().setField(LogLine.DefinedFields.RESPONSE_CODE, response.getStatus())
+            .setField(LogLine.DefinedFields.RESPONSE_DESCRIPTION, respStatusString),
+        (req != null) ? req.getMethod() : "Unknown", (req != null) ? req.getRequestURL().toString() : "Unknown",
+        (req != null) ? req.getRemoteHost() : "Unknown", Integer.toString(response.getStatus()) + " payload: "
+            + (response.getEntity() == null ? "" : response.getEntity().toString()));
+    MDC.clear();
+  }
+}