Tomcat as Windows Service Logs Rotation

Executor.java

package com.kodelog.schedulerjob;

import org.apache.log4j.Logger;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class Executor {
	public static final Logger LOG = Logger.getLogger(Executor.class);
	public static void main(String[] args) throws Exception {
		new ClassPathXmlApplicationContext("spring-quartz.xml");
		
		while(true) {
			LOG.info("Some logging!");
			Thread.sleep(2000);
		}
	}
}

log4j.properties

# Root logger option
log4j.rootLogger=INFO, file
 
# Direct log messages to a log file
log4j.appender.file=org.apache.log4j.FileAppender
log4j.appender.file.File=${logFile}
log4j.appender.file.layout=org.apache.log4j.PatternLayout
log4j.appender.file.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L - %m%n

LogRotator.java

package com.kodelog.schedulerjob;

import java.io.IOException;
import java.io.InputStream;
import java.io.Serializable;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Properties;

import org.apache.log4j.LogManager;
import org.apache.log4j.Logger;
import org.apache.log4j.PropertyConfigurator;

public class LogRotator implements Serializable {
	private static final long serialVersionUID = -1908730657317231953L;
	public static final Logger LOG = Logger.getLogger(LogRotator.class);
	private static final String PROP_LOG_FILE = "logFile";
	private static final String DATE_FORMAT = "MM-dd-yyyy-HH-mm";

	public void rotateLog() {
		InputStream is = null;
		Properties prop = new Properties();
		try {
			is = getClass().getResourceAsStream("/log4j.properties");
			prop.load(is);
		} catch (Exception e) {
			LOG.error("Failed to find logger properties.", e);
		} finally {
			try {
				is.close();
			} catch (IOException e) {
				// ignore
			}
		}

		System.setProperty(PROP_LOG_FILE, PROP_LOG_FILE + "-" + getCurrentDate() + ".log");
		LogManager.resetConfiguration();
		PropertyConfigurator.configure(prop);
		LOG.info("The logger properties were successfully reloaded.");
	}

	private String getCurrentDate() {
		DateFormat df = new SimpleDateFormat(DATE_FORMAT);
		return df.format(new Date());
	}
}

pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
	<modelVersion>4.0.0</modelVersion>
	<groupId>com.kodelog</groupId>
	<artifactId>logrotate</artifactId>
	<version>0.0.1-SNAPSHOT</version>
	<dependencies>

		<!-- Spring 3 dependencies -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-core</artifactId>
			<version>3.1.2.RELEASE</version>
		</dependency>

		<!-- QuartzJobBean in spring-context-support.jar -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-context-support</artifactId>
			<version>3.1.2.RELEASE</version>
		</dependency>

		<!-- Spring + Quartz need transaction -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-tx</artifactId>
			<version>3.1.2.RELEASE</version>
		</dependency>

		<!-- Quartz framework -->
		<dependency>
			<groupId>org.quartz-scheduler</groupId>
			<artifactId>quartz</artifactId>
			<version>1.8.6</version>
		</dependency>

		<!-- Log4j -->
		<dependency>
			<groupId>log4j</groupId>
			<artifactId>log4j</artifactId>
			<version>1.2.15</version>
		</dependency>
	</dependencies>
</project>

spring-quartz.xml

<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.springframework.org/schema/beans
	http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">

	<bean id="logRotatorTask" class="com.kodelog.schedulerjob.LogRotator" />

	<bean id="logRotatorJob"
		class="org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean">
		<property name="targetObject" ref="logRotatorTask" />
		<property name="targetMethod" value="rotateLog" />
	</bean>

	<!-- Cron Trigger, run every minute -->
	<bean id="cronTrigger" class="org.springframework.scheduling.quartz.CronTriggerBean">
		<property name="jobDetail" ref="logRotatorJob" />
		<property name="cronExpression" value="0 * * * * ?" />
	</bean>

	<bean class="org.springframework.scheduling.quartz.SchedulerFactoryBean">
		<property name="jobDetails">
			<list>
				<ref bean="logRotatorJob" />
			</list>
		</property>

		<property name="triggers">
			<list>
				<ref bean="cronTrigger" />
			</list>
		</property>
	</bean>
</beans>