DFC logging according to ONAP specification

Change-Id: I6fe18ce3bdbc6d0b1cf5c5e65534cab694cfb898
Issue-ID: DCAEGEN2-1305
Signed-off-by: RehanRaza <muhammad.rehan.raza@est.tech>

1 files changed, 42 insertions, 0 deletions

diff --git a/datafile-commons/src/main/java/org/onap/dcaegen2/collectors/datafile/model/logging/MdcVariables.java b/datafile-commons/src/main/java/org/onap/dcaegen2/collectors/datafile/model/logging/MdcVariables.java
new file mode 100644
index 00000000..9d882067
--- /dev/null
+++ b/datafile-commons/src/main/java/org/onap/dcaegen2/collectors/datafile/model/logging/MdcVariables.java
@@ -0,0 +1,42 @@
+/*
+ * ============LICENSE_START======================================================================
+ * Copyright (C) 2018 NOKIA Intellectual Property, 2019 Nordix Foundation. 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.dcaegen2.collectors.datafile.model.logging;
+
+import java.util.Map;
+import org.slf4j.MDC;
+
+public final class MdcVariables {
+
+    public static final String X_ONAP_REQUEST_ID = "X-ONAP-RequestID";
+    public static final String X_INVOCATION_ID = "X-InvocationID";
+    public static final String REQUEST_ID = "RequestID";
+    public static final String INVOCATION_ID = "InvocationID";
+    public static final String INSTANCE_ID = "InstanceID";
+    public static final String RESPONSE_CODE = "ResponseCode";
+    public static final String SERVICE_NAME = "ServiceName";
+
+    private MdcVariables() {
+    }
+
+    public static void setMdcContextMap(Map<String, String> mdcContextMap) {
+        if (mdcContextMap != null) {
+            MDC.setContextMap(mdcContextMap);
+        }
+    }
+}