| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| package org.apache.logging.log4j.jul; |
| |
| import org.apache.logging.log4j.Level; |
| |
| /** |
| * Strategy interface to convert between custom Log4j {@link Level Levels} and JUL |
| * {@link java.util.logging.Level Levels}. |
| * |
| * @see Constants#LEVEL_CONVERTER_PROPERTY |
| * @since 2.1 |
| */ |
| public interface LevelConverter { |
| |
| /** |
| * Converts a JDK logging Level to a Log4j logging Level. |
| * |
| * @param javaLevel JDK Level to convert, may be null per the JUL specification. |
| * @return converted Level or {@code null} if the given level could not be converted. |
| */ |
| Level toLevel(java.util.logging.Level javaLevel); |
| |
| /** |
| * Converts a Log4j logging Level to a JDK logging Level. |
| * |
| * @param level Log4j Level to convert. |
| * @return converted Level or {@code null} if the given level could not be converted. |
| */ |
| java.util.logging.Level toJavaLevel(Level level); |
| } |