slf4j和logback的使用

项目中导入logback和slf4j的包，不需要log4j了，logback比log4j性能好

<?xml version="1.0" encoding="UTF-8"?>
<configuration>
	<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
		<encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
			<Pattern>%d{HH:mm:ss.SSS} %-5level %logger{80} - %msg%n</Pattern>
		</encoder>
	</appender>
	<!-- 不同級別的文件記錄在不同的日誌文件中 -->
	<appender name="FILEINFO"
		class="ch.qos.logback.core.rolling.RollingFileAppender">
		<Encoding>UTF-8</Encoding>
		<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
			<!--在工程目录下自动生成logs文件夹 -->
			<FileNamePattern>logs/log-info.%d{yyyy-MM-dd}.log</FileNamePattern>
			<!-- 最多30个文件 -->
			<MaxHistory>30</MaxHistory>
		</rollingPolicy>
		<layout class="ch.qos.logback.classic.PatternLayout">
			<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n
			</pattern>
		</layout>
		<!-- 过滤器，只记录INFO级别的日志 -->
		<filter class="ch.qos.logback.classic.filter.LevelFilter">
			<level>INFO</level>
			<onMatch>ACCEPT</onMatch>
			<onMismatch>DENY</onMismatch>
		</filter>
	</appender>
	
	<appender name="FILEERROR"
		class="ch.qos.logback.core.rolling.RollingFileAppender">
		<Encoding>UTF-8</Encoding>
		<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
			<!--在工程目录下自动生成logs文件夹 -->
			<FileNamePattern>logs/log-error.%d{yyyy-MM-dd}.log</FileNamePattern>
			<!-- 最多30个文件 -->
			<MaxHistory>30</MaxHistory>
		</rollingPolicy>
		<layout class="ch.qos.logback.classic.PatternLayout">
			<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n
			</pattern>
		</layout>
		<filter class="ch.qos.logback.classic.filter.LevelFilter">
			<level>ERROR</level>
			<onMatch>ACCEPT</onMatch>
			<onMismatch>DENY</onMismatch>
		</filter>
	</appender>

	<root>
		<level value="INFO" />
		<appender-ref ref="STDOUT" />
		<appender-ref ref="FILEINFO" />
		<appender-ref ref="FILEERROR" />
	</root>
</configuration>