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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/pattern/Log4j1MdcPatternConverter.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.pattern; import org.apache.logging.log4j.core.LogEvent; import org.apache.logging.log4j.core.config.plugins.Plugin; import org.apache.logging.log4j.core.pattern.ConverterKeys; import org.apache.logging.log4j.core.pattern.LogEventPatternConverter; import org.apache.logging.log4j.core.pattern.PatternConverter; import org.apache.logging.log4j.util.TriConsumer; /** * Able to handle the contents of the LogEvent's MDC and either * output the entire contents of the properties, or to output the value of a specific key * within the property bundle when this pattern converter has the option set. */ @Plugin(name = "Log4j1MdcPatternConverter", category = PatternConverter.CATEGORY) @ConverterKeys({ "properties" }) public final class Log4j1MdcPatternConverter extends LogEventPatternConverter { /** * Name of property to output. */ private final String key; /** * Private constructor. * * @param options options, may be null. */ private Log4j1MdcPatternConverter(final String[] options) { super(options != null && options.length > 0 ? "Log4j1MDC{" + options[0] + '}' : "Log4j1MDC", "property"); if (options != null && options.length > 0) { key = options[0]; } else { key = null; } } /** * Obtains an instance of PropertiesPatternConverter. * * @param options options, may be null or first element contains name of property to format. * @return instance of PropertiesPatternConverter. */ public static Log4j1MdcPatternConverter newInstance(final String[] options) { return new Log4j1MdcPatternConverter(options); } /** * {@inheritDoc} */ @Override public void format(final LogEvent event, final StringBuilder toAppendTo) { if (key == null) { // if there is no additional options, we output every single Key/Value pair for the MDC toAppendTo.append('{'); event.getContextData().forEach(APPEND_EACH, toAppendTo); toAppendTo.append('}'); } else { // otherwise they just want a single key output final Object val = event.getContextData().getValue(key); if (val != null) { toAppendTo.append(val); } } } private static TriConsumer<String, Object, StringBuilder> APPEND_EACH = (key, value, toAppendTo) -> toAppendTo.append('{').append(key).append(',').append(value).append('}'); }
⏎ org/apache/log4j/pattern/Log4j1MdcPatternConverter.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, 30323👍, 0💬
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