这里遇到一个坑，Unable to invoke factory method in class class org.apache.logging.log4j.core.appender.RollingFileAppender for element RollingFile.
Appenders中File和RollingFile节点不同同时存在，否者初始化日志工程时报错。
集成需要的maven，这个集成spring mvc
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<!--依赖版本 -->
<spring.version>4.3.7.RELEASE</spring.version>
<log4j2.version>2.8.2</log4j2.version>
<slf4j.version>1.7.25</slf4j.version>
<mybatis-spring.version>1.3.1</mybatis-spring.version>
<fastjson.version>1.2.31</fastjson.version>
</properties>
<dependencies>
<!--日志 begin -->
<!-- slf4j config start -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${slf4j.version}</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>jcl-over-slf4j</artifactId>
<version>${slf4j.version}</version>
</dependency>
<!-- slf4j config end -->
<!-- 桥接：告诉Slf4j使用Log4j2 -->
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-slf4j-impl</artifactId>
<version>${log4j2.version}</version>
<exclusions>
<exclusion>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
</exclusion>
</exclusions>
</dependency>
<!-- 桥接：告诉commons logging使用Log4j2 -->
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-jcl</artifactId>
<version>${log4j2.version}</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-api</artifactId>
<version>${log4j2.version}</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>${log4j2.version}</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-web</artifactId>
<version>${log4j2.version}</version>
</dependency>
<!--日志 end -->
</dependencies>
