[20210809] log4j 소스

log4j, log4jdbc는 스프링 프로젝트의 로그 내역을 보여주는 도구인데, 이를 사용하기 위해서는 메이븐 프로젝트에 디펜던시(의존성) 추가가 필요하다.

pom.xml

 

<!-- pom.xml 파일에 디펜던시 추가 -->
<properties>
		<java-version>1.8</java-version>
		<org.springframework-version>4.3.30.RELEASE</org.springframework-version>
		<org.aspectj-version>1.5.4</org.aspectj-version>
		<org.slf4j-version>1.6.6</org.slf4j-version>
	</properties>
  <dependencies>
  	<dependency> 
		<groupId>org.bgee.log4jdbc-log4j2</groupId> 
		<artifactId>log4jdbc-log4j2-jdbc4</artifactId> 
		<version>1.16</version> 
	</dependency>
	<dependency>
		<groupId>org.slf4j</groupId>
		<artifactId>slf4j-api</artifactId>
		<version>${org.slf4j-version}</version>
	</dependency>
	<dependency>
		<groupId>org.slf4j</groupId>
		<artifactId>jcl-over-slf4j</artifactId>
		<version>${org.slf4j-version}</version>
		<scope>runtime</scope>
	</dependency>
	<dependency>
		<groupId>org.slf4j</groupId>
		<artifactId>slf4j-log4j12</artifactId>
		<version>${org.slf4j-version}</version>
		<scope>runtime</scope>
	</dependency>
  </dependencies>

 

log4j 설정을 위한 설정 파일(log4j.xml)

 

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">
 
<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
     
    <!-- Console Log -->
    <appender name="console" class="org.apache.log4j.ConsoleAppender">
         <layout class="org.apache.log4j.PatternLayout">
              <param name="ConversionPattern" value="%d %p [%c{5}] %m [%X{userId}]%n" />
         </layout>  
    </appender>
	<root>
        <level value="DEBUG" /><!-- FATAL > WARN > ERROR > INFO > DEBUG > TRACE -->
        <appender-ref ref="console" />
    </root>
</log4j:configuration>

 

프로퍼티 파일(log4jdbc.log4j2.properties)

log4jdbc.spylogdelegator.name=net.sf.log4jdbc.log.slf4j.Slf4jSpyLogDelegator
log4jdbc.dump.sql.maxlinelength=0

 

로그백 파일(logback.xml)

<?xml version="1.0" encoding="UTF-8"?>
<configuration>

    <property name="LOGS_PATH" value="./logs"/>

    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
        <layout class="ch.qos.logback.classic.PatternLayout">
            <Pattern>%d{HH:mm} %-5level %logger{36} - %msg%n</Pattern>
        </layout>
    </appender>
    <appender name="DAILY_ROLLING_FILE_APPENDER" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>${LOGS_PATH}/logback.log</file>
        <encoder>
            <pattern>[%d{yyyy-MM-dd HH:mm:ss}:%-3relative][%thread] %-5level %logger{35} - %msg%n</pattern>
        </encoder>
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <fileNamePattern>${LOGS_PATH}/logback.%d{yyyy-MM-dd}.%i.log.gz</fileNamePattern>
            <timeBasedFileNamingAndTriggeringPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
                <!-- or whenever the file size reaches 100MB -->
                <maxFileSize>5MB</maxFileSize>
                <!-- kb, mb, gb -->
            </timeBasedFileNamingAndTriggeringPolicy>
            <maxHistory>30</maxHistory>
        </rollingPolicy>
    </appender>
    
    <logger name="com.nextday.gateway" level="INFO">
        <appender-ref ref="DAILY_ROLLING_FILE_APPENDER" />
    </logger>
    <root level="INFO">
        <appender-ref ref="STDOUT" />
    </root>
    
    <logger name="jdbc" level="OFF"/>
	<logger name="jdbc.sqlonly" level="OFF"/>
	<logger name="jdbc.sqltiming" level="DEBUG"/>
	<logger name="jdbc.audit" level="OFF"/>
	<logger name="jdbc.resultset" level="OFF"/>
	<logger name="jdbc.resultsettable" level="DEBUG"/>
	<logger name="jdbc.connection" level="OFF"/>
    
</configuration>

 

db 접속정보

db 접속 정보 파일 중 driver에 대한 내용을 바꿔주어야 한다.

<?xml version="1.0" encoding="UTF-8"?>
<configuration>

    <property name="LOGS_PATH" value="./logs"/>

    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
        <layout class="ch.qos.logback.classic.PatternLayout">
            <Pattern>%d{HH:mm} %-5level %logger{36} - %msg%n</Pattern>
        </layout>
    </appender>
    <appender name="DAILY_ROLLING_FILE_APPENDER" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>${LOGS_PATH}/logback.log</file>
        <encoder>
            <pattern>[%d{yyyy-MM-dd HH:mm:ss}:%-3relative][%thread] %-5level %logger{35} - %msg%n</pattern>
        </encoder>
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <fileNamePattern>${LOGS_PATH}/logback.%d{yyyy-MM-dd}.%i.log.gz</fileNamePattern>
            <timeBasedFileNamingAndTriggeringPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
                <!-- or whenever the file size reaches 100MB -->
                <maxFileSize>5MB</maxFileSize>
                <!-- kb, mb, gb -->
            </timeBasedFileNamingAndTriggeringPolicy>
            <maxHistory>30</maxHistory>
        </rollingPolicy>
    </appender>
    
    <logger name="com.nextday.gateway" level="INFO">
        <appender-ref ref="DAILY_ROLLING_FILE_APPENDER" />
    </logger>
    <root level="INFO">
        <appender-ref ref="STDOUT" />
    </root>
    
    <logger name="jdbc" level="OFF"/>
	<logger name="jdbc.sqlonly" level="OFF"/>
	<logger name="jdbc.sqltiming" level="DEBUG"/>
	<logger name="jdbc.audit" level="OFF"/>
	<logger name="jdbc.resultset" level="OFF"/>
	<logger name="jdbc.resultsettable" level="DEBUG"/>
	<logger name="jdbc.connection" level="OFF"/>
    
</configuration>