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Source Code for Apache Log4j 1.2 Bridge
Apache Log4j 1.2 Bridge allows applications coded to use Log4j 1.2 API to use Log4j 2 instead.
Bytecode (Java 8) for Apache Log4j 1.2 Bridge is provided in a separate JAR file like log4j-1.2-api-2.14.1.jar.
Source Code files for Apache Log4j 1.2 Bridge are provided in both binary packge like apache-log4j-2.14.1-bin.zip and source package like apache-log4j-2.14.1-src.zip. You can download them at Apache Log4j Website.
You can also browse Source Code files for Apache Log4j 1.2 Bridge 2.14.1 below.
✍: FYIcenter.com
⏎ org/apache/log4j/rewrite/PropertyRewritePolicy.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 org.apache.log4j.bridge.LogEventAdapter; import org.apache.log4j.helpers.OptionConverter; import org.apache.log4j.spi.LocationInfo; import org.apache.log4j.spi.LoggingEvent; import org.apache.logging.log4j.core.LogEvent; import org.apache.logging.log4j.core.impl.Log4jLogEvent; import org.apache.logging.log4j.message.SimpleMessage; import org.apache.logging.log4j.util.SortedArrayStringMap; import java.util.Collections; import java.util.HashMap; import java.util.Map; import java.util.StringTokenizer; /** * This policy rewrites events by adding * a user-specified list of properties to the event. * Existing properties are not modified. * <p> * The combination of the RewriteAppender and this policy * performs the same actions as the PropertyFilter from log4j 1.3. * </p> */ public class PropertyRewritePolicy implements RewritePolicy { private Map<String, String> properties = Collections.EMPTY_MAP; public PropertyRewritePolicy() { } /** * Set a string representing the property name/value pairs. * <p> * Form: * </p> * <pre> * propname1=propvalue1,propname2=propvalue2 * </pre> * * @param properties The properties. */ public void setProperties(String properties) { Map<String, String> newMap = new HashMap<>(); StringTokenizer pairs = new StringTokenizer(properties, ","); while (pairs.hasMoreTokens()) { StringTokenizer entry = new StringTokenizer(pairs.nextToken(), "="); newMap.put(entry.nextElement().toString().trim(), entry.nextElement().toString().trim()); } synchronized (this) { this.properties = newMap; } } /** * {@inheritDoc} */ @Override public LoggingEvent rewrite(final LoggingEvent source) { if (!properties.isEmpty()) { Map<String, String> rewriteProps = source.getProperties() != null ? new HashMap<>(source.getProperties()) : new HashMap<>(); for (Map.Entry<String, String> entry : properties.entrySet()) { if (!rewriteProps.containsKey(entry.getKey())) { rewriteProps.put(entry.getKey(), entry.getValue()); } } LogEvent event; if (source instanceof LogEventAdapter) { event = new Log4jLogEvent.Builder(((LogEventAdapter) source).getEvent()) .setContextData(new SortedArrayStringMap(rewriteProps)) .build(); } else { LocationInfo info = source.getLocationInformation(); StackTraceElement element = new StackTraceElement(info.getClassName(), info.getMethodName(), info.getFileName(), Integer.parseInt(info.getLineNumber())); Thread thread = getThread(source.getThreadName()); long threadId = thread != null ? thread.getId() : 0; int threadPriority = thread != null ? thread.getPriority() : 0; event = Log4jLogEvent.newBuilder() .setContextData(new SortedArrayStringMap(rewriteProps)) .setLevel(OptionConverter.convertLevel(source.getLevel())) .setLoggerFqcn(source.getFQNOfLoggerClass()) .setMarker(null) .setMessage(new SimpleMessage(source.getRenderedMessage())) .setSource(element) .setLoggerName(source.getLoggerName()) .setThreadName(source.getThreadName()) .setThreadId(threadId) .setThreadPriority(threadPriority) .setThrown(source.getThrowableInformation().getThrowable()) .setTimeMillis(source.getTimeStamp()) .setNanoTime(0) .setThrownProxy(null) .build(); } return new LogEventAdapter(event); } return source; } private Thread getThread(String name) { for (Thread thread : Thread.getAllStackTraces().keySet()) { if (thread.getName().equals(name)) { return thread; } } return null; } }
⏎ org/apache/log4j/rewrite/PropertyRewritePolicy.java
Or download all of them as a single archive file:
File name: log4j-1.2-api-2.14.1-sources.jar File size: 168047 bytes Release date: 2021-03-06 Download
⇒ Source Code for Apache Log4j JMX GUI
⇐ Source Code for Apache Log4j Flume Appender
2015-11-17, 30409👍, 0💬
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