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.InputStream; 020import java.nio.charset.Charset; 021 022import org.apache.logging.log4j.core.LogEvent; 023import org.apache.logging.log4j.core.jackson.Log4jXmlObjectMapper; 024 025/** 026 * Reads and logs {@link LogEvent}s from an {@link InputStream}. 027 */ 028public class XmlInputStreamLogEventBridge extends InputStreamLogEventBridge { 029 030 private static final String EVENT_END = "</Event>"; 031 private static final String EVENT_START_NS_N = "<Event>"; 032 private static final String EVENT_START_NS_Y = "<Event "; 033 034 public XmlInputStreamLogEventBridge() { 035 this(1024, Charset.defaultCharset()); 036 } 037 038 public XmlInputStreamLogEventBridge(final int bufferSize, final Charset charset) { 039 super(new Log4jXmlObjectMapper(), bufferSize, charset, EVENT_END); 040 } 041 042 @Override 043 protected int[] getEventIndices(final String text, final int beginIndex) { 044 int start = text.indexOf(EVENT_START_NS_Y, beginIndex); 045 int startLen = EVENT_START_NS_Y.length(); 046 if (start < 0) { 047 start = text.indexOf(EVENT_START_NS_N, beginIndex); 048 startLen = EVENT_START_NS_N.length(); 049 } 050 final int end = start < 0 ? -1 : text.indexOf(EVENT_END, start + startLen); 051 return new int[] { start, end }; 052 } 053 054}