商铺项目（Logback配置与使用）

<?xml version="1.0" encoding="utf-8"?>

<configuration debug="false" scan="true" scanPeriod="60 seconds">

<!-- 定义参数常量 -->

<property name="log.level" value="debug"/>

<property name="log.maxHistory" value="30"/>

<property name="log.filePath" value="${catalina.base}/logs/webapps"/>

<property name="log.pattern" value="%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n"/>

    <!-- 控制台设置 -->

    <appender name="consoleAppender" class="ch.qos.logback.core.ConsoleAppender">

        <encoder>

            <pattern>${log.pattern}</pattern>

        </encoder>

    </appender>

    <!-- DEBUG -->

    <appender name="debugAppender" class="ch.qos.logback.core.rolling.RollingFileAppender">

        <file>${log.filePath}/debug.log</file>

        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">

            <fileNamePattern>${log.filePath}/debug/debug.%d{yyyy-MM-dd}.log.gz</fileNamePattern>

            <MaxHistory>${log.maxHistory}</MaxHistory>

        </rollingPolicy>

        <encoder>

            <pattern>${log.pattern}</pattern>

        </encoder>

        <filter class="ch.qos.logback.classic.filter.LevelFilter">

            <level>DEBUG</level>

            <onMatch>ACCEPT</onMatch>

            <onMismatch>DENY</onMismatch>

        </filter>

    </appender>

    <!-- INFO -->

    <appender name="infoAppender" class="ch.qos.logback.core.rolling.RollingFileAppender">

        <file>${log.filePath}/info.log</file>

        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">

            <fileNamePattern>${log.filePath}/info/info.%d{yyyy-MM-dd}.log.gz</fileNamePattern>

            <MaxHistory>${log.maxHistory}</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>

    <!-- ERROR -->

    <appender name="errorAppender" class="ch.qos.logback.core.rolling.RollingFileAppender">

        <file>${log.filePath}/error.log</file>

        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">

            <fileNamePattern>${log.filePath}/error/error.%d{yyyy-MM-dd}.log.gz</fileNamePattern>

            <MaxHistory>${log.maxHistory}</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.ouyan.o2o" level="${log.level}" additivity="true">

        <appender-ref ref="debugAppender" />

        <appender-ref ref="infoAppender" />

        <appender-ref ref="errorAppender" />

    </logger>

    <root level="info">

        <appender-ref ref="consoleAppender" />

    </root>

</configuration>

package com.ouyan.o2o.web.superadmin;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Controller;

import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.RequestMethod;

import org.springframework.web.bind.annotation.ResponseBody;

import com.ouyan.o2o.entity.Area;

import com.ouyan.o2o.service.AreaService;

@Controller

@RequestMapping("/superadmin")

public class AreaController {

    Logger logger = LoggerFactory.getLogger(AreaController.class);

    @Autowired

    private AreaService areaService;

    @RequestMapping(value = "/listarea", method = RequestMethod.GET)

    @ResponseBody

    private Map<String, Object> listArea() {

        logger.info("===start===");

        long startTime = System.currentTimeMillis();

        Map<String, Object> modelMap = new HashMap<String, Object>();

        List<Area> list = new ArrayList<Area>();

        try {

            list = areaService.getAreaList();

            modelMap.put("rows", list);

            modelMap.put("total", list.size());

        } catch (Exception e) {

            e.printStackTrace();

            modelMap.put("success", false);

            modelMap.put("errMs", e.toString());

        }

        logger.error("test error");

        long endTime = System.currentTimeMillis();

        logger.debug("costTime:[{}ms]",endTime-startTime);

        logger.info("===end===");

        return modelMap;

    }

}

然后看控制台，发现有日志输出。看到控制台信息: CATALINA_BASE: D:\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp3

进入到该目录下：

搞定。