001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache license, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the license for the specific language governing permissions and 015 * limitations under the license. 016 */ 017package org.apache.logging.log4j.core.net.server; 018 019import java.io.IOException; 020import java.io.InputStream; 021 022import org.apache.logging.log4j.core.LogEvent; 023import org.apache.logging.log4j.core.LogEventListener; 024 025/** 026 * Reads {@link LogEvent}s from the given input stream and logs them as they are discovered on the given logger. 027 * 028 * <p> 029 * Should be stateless. 030 * </p> 031 * 032 * @param <T> 033 * The kind of {@link InputStream} to wrap and read. 034 */ 035public interface LogEventBridge<T extends InputStream> { 036 037 /** 038 * Reads {@link LogEvent}s from the given input stream and logs them as they are discovered on the given logger. 039 * 040 * @param inputStream 041 * the input stream to read 042 * @param logEventListener 043 * TODO 044 * @throws IOException 045 */ 046 void logEvents(T inputStream, LogEventListener logEventListener) throws IOException; 047 048 /** 049 * Wraps the given stream if needed. 050 * 051 * @param inputStream 052 * the stream to wrap 053 * @return the wrapped stream or the given stream. 054 * @throws IOException 055 */ 056 T wrapStream(InputStream inputStream) throws IOException; 057}