1 files changed, 39 insertions, 0 deletions
diff --git a/eelf-logger/eelf-logger-api/src/main/java/org/onap/dcae/utils/eelf/logger/api/spec/OptionalLogSpec.java b/eelf-logger/eelf-logger-api/src/main/java/org/onap/dcae/utils/eelf/logger/api/spec/OptionalLogSpec.java
new file mode 100644
index 0000000..dac08ab
--- /dev/null
+++ b/eelf-logger/eelf-logger-api/src/main/java/org/onap/dcae/utils/eelf/logger/api/spec/OptionalLogSpec.java
@@ -0,0 +1,39 @@
+/*
+ * ================================================================================
+ * Copyright (c) 2018 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.dcae.utils.eelf.logger.api.spec;
+
+import org.onap.dcae.utils.eelf.logger.api.info.CodeLogInfo;
+import org.onap.dcae.utils.eelf.logger.api.info.CustomFieldsLogInfo;
+import org.onap.dcae.utils.eelf.logger.api.info.MessageLogInfo;
+import org.onap.dcae.utils.eelf.logger.api.info.MiscLogInfo;
+
+/**
+ * Captures fields which are optional or derived from other fields
+ *
+ * @author Rajiv Singla
+ */
+public interface OptionalLogSpec extends
+        // message fields are mostly auto generated or can be derived from other fields
+        MessageLogInfo,
+        // Code log info can be derived by the underlying logging framework or provided optionally by the app
+        CodeLogInfo,
+        // custom and misc log info are mostly optional
+        CustomFieldsLogInfo, MiscLogInfo {
+}