Create Service For Apache Tomcat

cd /etc/systemd/system
sudo vi tomcat.service 
then insert following lines - 


[Unit]
Description=Apache Tomcat Web Application Container
After=network.target

[Service]
Type=forking

Environment=JAVA_HOME=/usr/lib/jvm/java-1.11.0-openjdk-amd64
Environment=CATALINA_PID=/opt/tomcat/temp/tomcat.pid
Environment=CATALINA_HOME=/opt/tomcat
Environment=CATALINA_BASE=/opt/tomcat
Environment='CATALINA_OPTS=-Xms512M -Xmx1024M -server -XX:+UseParallelGC'
Environment='JAVA_OPTS=-Djava.awt.headless=true -Djava.security.egd=file:/dev/./urandom'

ExecStart=/opt/tomcat/bin/startup.sh
ExecStop=/opt/tomcat/bin/shutdown.sh

#User=tomcat
#Group=tomcat
UMask=0007
RestartSec=10
Restart=always

[Install]
WantedBy=multi-user.target




sudo systemctl daemon-reload
Start tomcat
sudo systemctl start tomcat.service

Stop tomcat
sudo systemctl stop tomcat.service

Restart tomcat
sudo systemctl restart tomcat.service

Enable service after restart automatic tomcat start
sudo systemctl enable tomcat.service