log4j2输出到mongodb

摘要: log4j2输出到mongodb

以log4j2 v2.7版本为例，低版本可能不支持。

参见：

http://logging.apache.org/log4j/2.x/manual/appenders.html#NoSQLAppender

https://logging.apache.org/log4j/2.x/runtime-dependencies.html

https://logging.apache.org/log4j/2.x/log4j-nosql/index.html

http://www.cnblogs.com/autfish/p/5557568.html

 

转载地址：http://blog.csdn.net/z69183787/article/details/53611830

maven:

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1. <dependency>  
2.     <groupId>org.mongodb</groupId>  
3.     <artifactId>mongo-java-driver</artifactId> <!--必需 -->  
4.     <version>2.12.3</version>  
5. </dependency>  
6. <dependency>  
7.     <groupId>org.apache.logging.log4j</groupId>  
8.     <artifactId>log4j-api</artifactId>  
9.     <version>2.7</version>  
10. </dependency>  
11. <dependency>  
12.     <groupId>org.apache.logging.log4j</groupId>  
13.     <artifactId>log4j-core</artifactId>  
14.     <version>2.7</version>  
15. </dependency>  
16. <dependency>  
17.     <groupId>org.apache.logging.log4j</groupId>  
18.     <artifactId>log4j-nosql</artifactId> <!-- 必需，否则报错 -->  
19.     <version>2.7</version>  
20. </dependency>  

log4j2.xml:

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1. <?xml version="1.0" encoding="UTF-8"?>  
2. <Configuration status="off" monitorInterval="30">  
3.     <Appenders>  
4.         <NoSql name="mongoAppender" bufferSize="10"> <!--建议bufferSize配置,减少频繁写操作。 -->  
5.             <MongoDb databaseName="sl0" collectionName="log4j2" server="127.0.0.1" port="27017"/>  
6.         </NoSql>  
7.         <Console name="STDOUT" target="SYSTEM_OUT">  
8.             <PatternLayout pattern="%m%n"/>  
9.         </Console>  
10.     </Appenders>  
11.     <Loggers>  
12.         <Logger name="mongologger" level="debug">  
13.             <appender-ref ref="mongoAppender"/>  
14.         </Logger>  
15.   
16.         <Logger name="org" level="debug">  
17.             <appender-ref ref="mongoAppender"/>  
18.             <appender-ref ref="STDOUT" />  
19.         </Logger>  
20.         <Root level="debug">  
21.             <appender-ref ref="STDOUT" />  
22.         </Root>  
23.     </Loggers>  
24. </Configuration>  

unit:

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1. package org.sl;  
2.   
3. import org.apache.logging.log4j.LogManager;  
4. import org.apache.logging.log4j.Logger;  
5. import org.junit.Test;  
6.   
7. public class Test2 {  
8. //都会输出到mongo中，见log4j2.xml配置  
9.     static Logger clzlogger = LogManager.getLogger(Test2.class);   
10.     static Logger mongologger = LogManager.getLogger("mongologger");  
11.   
12.     @Test  
13.     public void t1(){  
14.         mongologger.info("mongologger");  
15.         clzlogger.info("clzlogger");  
16.     }  
17. }