| package org.apache.log4j.receivers.rewrite; |
| |
| import org.apache.log4j.spi.LoggingEvent; |
| |
| /* |
| * 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. |
| */ |
| |
| /** |
| * This interface is implemented to provide a rewrite |
| * strategy for RewriteAppender. RewriteAppender will |
| * call the rewrite method with a source logging event. |
| * The strategy may return that event, create a new event |
| * or return null to suppress the logging request. |
| */ |
| public interface RewritePolicy { |
| /** |
| * Rewrite a logging event. |
| * @param source a logging event that may be returned or |
| * used to create a new logging event. |
| * @return a logging event or null to suppress processing. |
| */ |
| LoggingEvent rewrite(final LoggingEvent source); |
| } |