1 files changed, 68 insertions, 0 deletions
diff --git a/app/src/main/java/org/onap/portal/history/logging/LoggingHelper.java b/app/src/main/java/org/onap/portal/history/logging/LoggingHelper.java
new file mode 100644
index 0000000..e587959
--- /dev/null
+++ b/app/src/main/java/org/onap/portal/history/logging/LoggingHelper.java
@@ -0,0 +1,68 @@
+/*
+ *
+ * Copyright (c) 2023. Deutsche Telekom AG
+ *
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ *
+ */
+
+package org.onap.portal.history.logging;
+
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+import org.slf4j.Logger;
+import org.slf4j.MDC;
+
+import java.util.Map;
+import java.util.function.BiConsumer;
+
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public class LoggingHelper {
+  public static void error(
+      Logger logger, Map<LogContextVariable, String> metadata, String message, Object... args) {
+    log(logger::error, metadata, message, args);
+  }
+
+  public static void debug(
+      Logger logger, Map<LogContextVariable, String> metadata, String message, Object... args) {
+    log(logger::debug, metadata, message, args);
+  }
+
+  public static void info(
+      Logger logger, Map<LogContextVariable, String> metadata, String message, Object... args) {
+    log(logger::info, metadata, message, args);
+  }
+
+  public static void warn(
+      Logger logger, Map<LogContextVariable, String> metadata, String message, Object... args) {
+    log(logger::warn, metadata, message, args);
+  }
+
+  public static void trace(
+      Logger logger, Map<LogContextVariable, String> metadata, String message, Object... args) {
+    log(logger::trace, metadata, message, args);
+  }
+
+  private static void log(
+      BiConsumer<String, Object[]> logMethod,
+      Map<LogContextVariable, String> metadata,
+      String message,
+      Object... args) {
+    metadata.forEach((variable, value) -> MDC.put(variable.getVariableName(), value));
+    logMethod.accept(message, args);
+    MDC.clear();
+  }
+}