1 项目集成log4j
1.1 加入pom依赖
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.7.25</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
<version>1.7.25</version>
</dependency>
1.2 加入log4j.properties
log4j.rootLogger=debug,stdout,debug,info,warn,error
### 输出信息到控制抬
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target=System.out
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss} [ %t:%r ] - [ %p ] %m%n
### 输出DEBUG 级别以上的日志到 log/debug.log
log4j.appender.debug=org.apache.log4j.DailyRollingFileAppender
log4j.appender.debug.File=log/integrate-log4j-debug.log
log4j.appender.debug.Append=true
log4j.appender.debug.Threshold=DEBUG
log4j.appender.debug.layout=org.apache.log4j.PatternLayout
log4j.appender.debug.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss} [ %t:%r ] - [ %p ] %m%n
### 输出DEBUG 级别以上的日志到 log/debug.log
log4j.appender.info=org.apache.log4j.DailyRollingFileAppender
log4j.appender.info.File=log/integrate-log4j-info.log
log4j.appender.info.Append=true
log4j.appender.info.Threshold=INFO
log4j.appender.info.layout=org.apache.log4j.PatternLayout
log4j.appender.info.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss} [ %t:%r ] - [ %p ] %m%n
### 输出DEBUG 级别以上的日志到 log/debug.log
log4j.appender.warn=org.apache.log4j.DailyRollingFileAppender
log4j.appender.warn.File=log/integrate-log4j-warn.log
log4j.appender.warn.Append=true
log4j.appender.warn.Threshold=WARN
log4j.appender.warn.layout=org.apache.log4j.PatternLayout
log4j.appender.warn.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss} [ %t:%r ] - [ %p ] %m%n
### 输出ERROR 级别以上的日志到 log/error.log
log4j.appender.error=org.apache.log4j.DailyRollingFileAppender
log4j.appender.error.File=log/integrate-log4j-error.log
log4j.appender.error.Append=true
log4j.appender.error.Threshold=ERROR
log4j.appender.error.layout=org.apache.log4j.PatternLayout
log4j.appender.error.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss} [ %t:%r ] - [ %p ] %m%n
1.3 在代码中使用
package com.zjw;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class Log4jTest {
private static Logger logger = LoggerFactory.getLogger(Log4jTest.class);
public static void main(String[] args) {
logger.info("Log4j test.");
}
}
2 项目集成logback
2.1 加入pom依赖
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.7.25</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-core</artifactId>
<version>1.2.3</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-access</artifactId>
<version>1.2.3</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>1.2.3</version>
</dependency>
2.2 加入logback.xml
<?xml version="1.0" encoding="UTF-8" ?>
<configuration>
<property name="LOG_HOME" value="./log"/>
<property name="LOG_NAME" value="eureka-server"/>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n</pattern>
</encoder>
</appender>
<appender name="ROLLING_FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<FileNamePattern>${LOG_HOME}/${LOG_NAME}-%d{yyyy-MM-dd}.log
</FileNamePattern>
<MaxHistory>30</MaxHistory>
</rollingPolicy>
<encoder
class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n</pattern>
</encoder>
<triggeringPolicy class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy">
<MaxFileSize>10MB</MaxFileSize>
</triggeringPolicy>
</appender>
<root level="INFO">
<appender-ref ref="STDOUT"/>
<appender-ref ref="ROLLING_FILE"/>
</root>
</configuration>
2.3 在代码中使用
package com.zjw;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class LogBackTest {
private static Logger logger = LoggerFactory.getLogger(LogBackTest.class);
public static void main(String[] args) {
logger.info("Logback Test.");
}
}
3 项目集成log4j2
3.1 加入pom依赖
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.7.25</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>jcl-over-slf4j</artifactId>
<version>1.7.25</version>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-api</artifactId>
<version>2.4.1</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>2.4.1</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-slf4j-impl</artifactId>
<version>2.4.1</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-web</artifactId>
<version>2.4.1</version>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>com.lmax</groupId>
<artifactId>disruptor</artifactId>
<version>3.2.0</version>
</dependency>
3.2 加入log4j2.xml
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="off" monitorInterval="1800">
<properties>
<property name="LOG_HOME">./logs</property>
<property name="ERROR_LOG_FILE_NAME">error</property>
</properties>
<Appenders>
<Console name="Console" target="SYSTEM_OUT">
<PatternLayout pattern="%d %-5p (%F:%L) - %m%n"/>
</Console>
<RollingRandomAccessFile name="ErrorLog" fileName="${LOG_HOME}/${ERROR_LOG_FILE_NAME}.log"
filePattern="${LOG_HOME}/${ERROR_LOG_FILE_NAME}.log.%d{yyyy-MM-dd}.gz">
<PatternLayout pattern="%d %-5p (%F:%L) - %m%n"/>
<Policies>
<TimeBasedTriggeringPolicy/>
<SizeBasedTriggeringPolicy size="100 MB"/>
</Policies>
<DefaultRolloverStrategy max="20"/>
</RollingRandomAccessFile>
</Appenders>
<Loggers>
<logger name="org.springframework.core" level="info"></logger>
<logger name="org.springframework.beans" level="info"></logger>
<logger name="org.springframework.context" level="info"></logger>
<logger name="org.springframework.web" level="info"></logger>
<logger name="com.hafiz.www.controller" level="error" includeLocation="true" additivity="false">
<appender-ref ref="ErrorLog"/>
<appender-ref ref="Console"/>
</logger>
<root level="info" includeLocation="true">
<appender-ref ref="Console"/>
</root>
</Loggers>
</Configuration>
3.3 在代码中使用
package com.zjw;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class Log4j2Test {
private static Logger logger = LoggerFactory.getLogger(Log4j2Test.class);
public static void main(String[] args) {
logger.info("Log4j2 Test.");
}
}