<?xml version="1.0"?>
<configuration><!-- 控制台输出 --><appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender"><encoder><pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern></encoder></appender><!-- 文件输出--><appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender"><rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy"><fileNamePattern>G:/tmp/logs/ydbg.%d{yyyyMMdd}.%i.log</fileNamePattern><timeBasedFileNamingAndTriggeringPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">><maxFileSize>10MB</maxFileSize></timeBasedFileNamingAndTriggeringPolicy></rollingPolicy><encoder><pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern></encoder></appender><!-- 日志级别 --><root level="ERROR"><appender-ref ref="STDOUT" /><appender-ref ref="FILE" /></root>
</configuration>

package com.example.springbootlogback.test;import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;import java.util.HashMap;
import java.util.Map;/*** Created by yan on 2017/8/7.*/
@RestController
@RequestMapping(value = "/test",produces = "application/json;charset=utf-8",headers = "Accept=application/json")
public class TestCtrl {private static final Logger log = LoggerFactory.getLogger(TestCtrl.class);@RequestMapping(value = "/{key}/{value}",method = RequestMethod.GET)public Map<String,String> test(@PathVariable String key, @PathVariable String value){Map<String,String> map  = new HashMap<String, String>();map.put(key, value);log.error("key:"+key+",value:"+value);return map;}
}

dependencies {compile('org.springframework.boot:spring-boot-starter-web')testCompile('org.springframework.boot:spring-boot-starter-test')// https://mvnrepository.com/artifact/ch.qos.logback/logback-corecompile group: 'ch.qos.logback', name: 'logback-core', version: '1.2.3'}