java配置日志总结

log4j

搭建日志环境

简单非maven项目，只需要引入log4j.jar，在类路径下添加log4j.properties即可
简单maven项目，只需要在pom.xml引入dependency，在类路径下添加resources下添加log4j.properties即可

<dependency>
    <groupId>log4j</groupId>
    <artifactId>log4j</artifactId>
    <version>1.2.17</version>
</dependency>

maven+spring项目，需要同时引入三个jar，如下；在类路径下添加resources下添加log4j.properties即可

		<dependency>
			<groupId>log4j</groupId>
			<artifactId>log4j</artifactId>
			<version>1.2.17</version>
		</dependency>
		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>slf4j-log4j12</artifactId>
			<version>1.7.12</version>
		</dependency>
		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>slf4j-api</artifactId>
			<version>1.7.12</version>
		</dependency>

配置