Introduction to apache tomcat

1. Infinity 1

2. • Introduction
• Download & Install Java S/W Development Kit
• Download a server (Apache Tomcat)
• Configure the server
• Set up development environment
• Test your setup
• Establish a deployment method
Infinity 2

3. • Apache is the most common HTTP Web Server on the
Internet. It is the Web server used at http://web.njit.edu
• The Tomcat server is a Java-based Web Application
container which is used to run Servlet and Java Server
Pages (JSP) Web applications.
• Tomcat has become the reference implementation for
both the Java Servlets and Java Server Pages
specifications.
Infinity 3

4. • Apache Tomcat is used to serve Java Servlets and
Java Server Pages. It's a complex piece of software
and though the documentation is very
comprehensive, it helps to have a good reference
work to hand.
• It is an open source Java Servlet application server
used to deploy Java applications after they are built
with JSP and Servlets. It can be used as a stand-
alone product or it can be integrated with the
Apache server.
Infinity 4

5. Infinity 5

6. #java –version
#javac –help
Infinity 6

7. • Step1 : Install all the prequistes
• Redhat :
• #yum install java
• Ubuntu :
• #apt-get install java
• Step2 : Download tomcat source package and uncompress it.
Redhat/Ubuntu
#cd /opt
#wget http://www.trieuvan.com/apache/tomcat/tomcat-
6/v6.0.29/bin/apache-tomcat-6.0.29.tar.gz
#tar xvfz apache-tomcat-6.0.29.tar.gz
• Step3 : Setup the paths for Catalina and others.
Setting catalina paths
• Redhat/ubuntu
• CATALINA_HOME=/opt/apache-tomcat-6.0.29
CATALINA_BASE=/opt/apache-tomcat-6.0.29
Infinity 7

8. • bin/sartup.sh : will start the tomcat server
• bin/shutdown.sh : will stop the tomcat server
• By default Apache Tomcat will be hosted on
localhost : 8080 port by default. So try to access
the site with web browser
• http://localhost:8080
or
http://localhost:8080
or
http://systemname:8080
Infinity 8

9. Infinity 9

10. Infinity 10

11. Infinity 11

12. Infinity 12

13. • Need to test
• Static HTML
• JSP
• Servlets : A servlet is a Java programming
language class used to extend the capabilities of
servers that can be accessed by a host application via
a request-response programming model
• Test files provided
• Testing.html, Testing.jsp, TestingServlet.java
• Use default setting (webapps/ROOT)
Infinity 13

14. Infinity 14

15. Infinity 15

16. • Must be compiled, put in appropriate directories, and
referenced correctly.
Infinity 16

17. Client Web Server (Apache)
Browser Tomcat
Servlet JSP page
Java Web Container
Application
Client
Client Database
Container Session Entity
Bean Bean
Client Machine EJB Container
JBoss,
WebSphere,
WebLogic, etc
Infinity 17

18. ∞
Infinity 18