Issue #4572 - Adding missing bridge API for Log to slf4j

Signed-off-by: Joakim Erdfelt <joakim.erdfelt@gmail.com>

jetty-util/src/main/java/org/eclipse/jetty/util/log/Log.java

@@ -0,0 +1,51 @@
+//
+// ========================================================================
+// Copyright (c) 1995-2020 Mort Bay Consulting Pty Ltd and others.
+//
+// This program and the accompanying materials are made available under
+// the terms of the Eclipse Public License 2.0 which is available at
+// https://www.eclipse.org/legal/epl-2.0
+//
+// This Source Code may also be made available under the following
+// Secondary Licenses when the conditions for such availability set
+// forth in the Eclipse Public License, v. 2.0 are satisfied:
+// the Apache License v2.0 which is available at
+// https://www.apache.org/licenses/LICENSE-2.0
+//
+// SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
+// ========================================================================
+//
+
+package org.eclipse.jetty.util.log;
+
+import org.slf4j.LoggerFactory;
+
+/**
+ * Legacy bridge API to Slf4j
+ *
+ * @deprecated
+ */
+@Deprecated
+public class Log
+{
+    @Deprecated
+    public static final String EXCEPTION = "EXCEPTION";
+
+    @Deprecated
+    public static Logger getLogger(Class<?> clazz)
+    {
+        return new Logger(LoggerFactory.getLogger(clazz));
+    }
+
+    @Deprecated
+    public static Logger getLogger(String name)
+    {
+        return new Logger(LoggerFactory.getLogger(name));
+    }
+
+    @Deprecated
+    public static Logger getRootLogger()
+    {
+        return new Logger(LoggerFactory.getLogger(""));
+    }
+}