JAVA基础 - log4j.xml简介

不念不忘少年蓝@ 2023-10-08 15:43 27阅读 0赞

##### 写在前面 #####

在实际的工作中，我们使用过log4j.properties和logback.xml，今天在学习ATLAS的时候第一次看到atlas-log4j.xml文件，于是将该文件的配置进行了整理。  
[JAVA中经常使用的日志框架有哪些？][JAVA]

##### atlas-log4j.xml详解 #####

<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">
    <log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
        
        
        <appender name="console" class="org.apache.log4j.ConsoleAppender">
            <param name="Target" value="System.out"/>
            <layout class="org.apache.log4j.PatternLayout">
                <param name="ConversionPattern" value="%d %-5p - [%t:%x] ~ %m (%C{1}:%L)%n"/>
            </layout>
        </appender>
        
        
        <appender name="FILE" class="org.apache.log4j.RollingFileAppender">
            
            
            <param name="File" value="${atlas.log.dir}/${atlas.log.file}"/>
            
            
            <param name="Append" value="true"/>
            
            
            <param name="maxFileSize" value="100MB" />
            
            
            <param name="maxBackupIndex" value="20" />
            <layout class="org.apache.log4j.PatternLayout">
                <param name="ConversionPattern" value="%d %-5p - [%t:%x] ~ %m (%C{1}:%L)%n"/>
            </layout>
        </appender>
    
        <appender name="LARGE_MESSAGES" class="org.apache.log4j.RollingFileAppender">
            <param name="File" value="${atlas.log.dir}/large_messages.log"/>
            <param name="Append" value="true"/>
            <param name="MaxFileSize" value="100MB" />
            <param name="MaxBackupIndex" value="20" />
            <layout class="org.apache.log4j.PatternLayout">
                <param name="ConversionPattern" value="%d %m%n"/>
            </layout>
        </appender>
    
        <appender name="AUDIT" class="org.apache.log4j.RollingFileAppender">
            <param name="File" value="${atlas.log.dir}/audit.log"/>
            <param name="Append" value="true"/>
            <param name="maxFileSize" value="100MB" />
            <param name="maxBackupIndex" value="20" />
            <layout class="org.apache.log4j.PatternLayout">
                <param name="ConversionPattern" value="%d %x %m%n"/>
            </layout>
        </appender>
        
        <appender name="METRICS" class="org.apache.log4j.RollingFileAppender">
            <param name="File" value="${atlas.log.dir}/metric.log"/>
            <param name="Append" value="true"/>
            <param name="maxFileSize" value="100MB" />
            <layout class="org.apache.log4j.PatternLayout">
                <param name="ConversionPattern" value="%d %x %m%n"/>
            </layout>
        </appender>
        
        <appender name="FAILED" class="org.apache.log4j.RollingFileAppender">
            <param name="File" value="${atlas.log.dir}/failed.log"/>
            <param name="Append" value="true"/>
            <param name="maxFileSize" value="100MB" />
            <param name="maxBackupIndex" value="20" />
            <layout class="org.apache.log4j.PatternLayout">
                <param name="ConversionPattern" value="%d %m%n"/>
            </layout>
        </appender>
        
        
        <appender name="perf_appender" class="org.apache.log4j.DailyRollingFileAppender">
            <param name="file" value="${atlas.log.dir}/atlas_perf.log" />
            <param name="datePattern" value="'.'yyyy-MM-dd" />
            <param name="append" value="true" />
            <layout class="org.apache.log4j.PatternLayout">
                <param name="ConversionPattern" value="%d|%t|%m%n" />
            </layout>
        </appender>
    
        
        
        <logger name="org.apache.atlas.perf" additivity="false">
            <level value="debug" />
            <appender-ref ref="perf_appender" />
        </logger>
        
        
        <logger name="org.apache.atlas" additivity="false">
            <level value="debug"/>
            <appender-ref ref="FILE"/>
        </logger>
    
        <logger name="org.janusgraph" additivity="false">
            <level value="debug"/>
            <appender-ref ref="FILE"/>
        </logger>
    
        <logger name="org.springframework" additivity="false">
            <level value="warn"/>
            <appender-ref ref="console"/>
        </logger>
    
        <logger name="org.eclipse" additivity="false">
            <level value="warn"/>
            <appender-ref ref="console"/>
        </logger>
    
        <logger name="com.sun.jersey" additivity="false">
            <level value="warn"/>
            <appender-ref ref="console"/>
        </logger>
    
        <logger name="org.apache.kafka.common.config.AbstractConfig" additivity="false">
            <level value="error"/>
            <appender-ref ref="FILE"/>
        </logger>
    
        <logger name="AUDIT" additivity="false">
            <level value="info"/>
            <appender-ref ref="AUDIT"/>
        </logger>
    
        <logger name="LARGE_MESSAGES" additivity="false">
            <level value="warn"/>
            <appender-ref ref="LARGE_MESSAGES"/>
        </logger>
    
        <logger name="METRICS" additivity="false">
            <level value="debug"/>
            <appender-ref ref="METRICS"/>
        </logger>
    
        <logger name="FAILED" additivity="false">
            <level value="info"/>
            <appender-ref ref="FAILED"/>
        </logger>
    
        
        <root>
            <priority value="debug"/>
            <appender-ref ref="FILE"/>
        </root>
    </log4j:configuration>

##### logback.xml详解 #####

<?xml version="1.0" encoding="UTF-8"?>
    <configuration scan="true" scanPeriod="60 seconds" debug="false">
        
    	<property name="log.path" value="w-logs/servicex-system" />
        
    	<property name="log.pattern" value="%d{HH:mm:ss.SSS} [%thread] %-5level %logger{20} - [%method,%line] - %msg%n" />
    
        
    	<appender name="console" class="ch.qos.logback.core.ConsoleAppender">
    		<encoder>
    			<pattern>${log.pattern}</pattern>
    		</encoder>
    	</appender>
    
        
    	<appender name="file_info" class="ch.qos.logback.core.rolling.RollingFileAppender">
    	    <file>${log.path}/info.log</file>
            
    		<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
                
    			<fileNamePattern>${log.path}/info.%d{
        yyyy-MM-dd}.log</fileNamePattern>
    			
    			<maxHistory>60</maxHistory>
    		</rollingPolicy>
    		<encoder>
    			<pattern>${log.pattern}</pattern>
    		</encoder>
    		<filter class="ch.qos.logback.classic.filter.LevelFilter">
                
                <level>INFO</level>
                
                <onMatch>ACCEPT</onMatch>
                
                <onMismatch>DENY</onMismatch>
            </filter>
    	</appender>
    
        <appender name="file_error" class="ch.qos.logback.core.rolling.RollingFileAppender">
    	    <file>${log.path}/error.log</file>
            
            <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
                
                <fileNamePattern>${log.path}/error.%d{
        yyyy-MM-dd}.log</fileNamePattern>
    			
    			<maxHistory>60</maxHistory>
            </rollingPolicy>
            <encoder>
                <pattern>${log.pattern}</pattern>
            </encoder>
            <filter class="ch.qos.logback.classic.filter.LevelFilter">
                
                <level>ERROR</level>
    			
                <onMatch>ACCEPT</onMatch>
    			
                <onMismatch>DENY</onMismatch>
            </filter>
        </appender>
    
        
    	<logger name="com.hadoopx" level="info" />
    	
    	<logger name="org.springframework" level="warn" />
    
    	<root level="info">
    		<appender-ref ref="console" />
    	</root>
    
    	
        <root level="info">
            <appender-ref ref="file_info" />
            <appender-ref ref="file_error" />
        </root>
    </configuration>

[JAVA]: https://blog.csdn.net/goodjava2007/article/details/125195211?spm=1001.2014.3001.5502