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Source Code for Apache Log4j 1.2.17
Apache Log4j
provides the interface that applications should code to and provides the adapter
components required for implementers to create a logging implementation.
Bytecode (Java 1.4) for Apache Log4j is provided in a JAR file like log4j-1.2.17.jar.
Source Code files for Apache Log4j are provided in both binary packge like log4j-1.2.17.zip and source package like log4j-1.2.17-sources.zip. You can download them at Apache Log4j Website.
You can also browse Source Code files for Apache Log4j 1.2.17 below.
✍: FYIcenter.com
⏎ org/apache/log4j/rewrite/MapRewritePolicy.java
/* * 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.log4j.rewrite; import java.util.HashMap; import java.util.Iterator; import java.util.Map; import org.apache.log4j.Logger; import org.apache.log4j.spi.LoggingEvent; /** * This policy rewrites events where the message of the * original event implementes java.util.Map. * All other events are passed through unmodified. * If the map contains a "message" entry, the value will be * used as the message for the rewritten event. The rewritten * event will have a property set that is the combination of the * original property set and the other members of the message map. * If both the original property set and the message map * contain the same entry, the value from the message map * will overwrite the original property set. * * The combination of the RewriteAppender and this policy * performs the same actions as the MapFilter from log4j 1.3. */ public class MapRewritePolicy implements RewritePolicy { /** * {@inheritDoc} */ public LoggingEvent rewrite(final LoggingEvent source) { Object msg = source.getMessage(); if (msg instanceof Map) { Map props = new HashMap(source.getProperties()); Map eventProps = (Map) msg; // // if the map sent in the logging request // has "message" entry, use that as the message body // otherwise, use the entire map. // Object newMsg = eventProps.get("message"); if (newMsg == null) { newMsg = msg; } for(Iterator iter = eventProps.entrySet().iterator(); iter.hasNext(); ) { Map.Entry entry = (Map.Entry) iter.next(); if (!("message".equals(entry.getKey()))) { props.put(entry.getKey(), entry.getValue()); } } return new LoggingEvent( source.getFQNOfLoggerClass(), source.getLogger() != null ? source.getLogger(): Logger.getLogger(source.getLoggerName()), source.getTimeStamp(), source.getLevel(), newMsg, source.getThreadName(), source.getThrowableInformation(), source.getNDC(), source.getLocationInformation(), props); } else { return source; } } }
⏎ org/apache/log4j/rewrite/MapRewritePolicy.java
Â
⇒ Download and Install apache-log4j-1.2.15.zip
⇠Download and Install log4j-1.2.17.zip
⇑ Downloading Apache Log4j 1.x JAR Packages
⇑⇑ FAQ for Apache Log4j
2015-12-14, 29119👍, 0💬
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