What is Tomcat ?
Tomcat is java based web server,
support jsp, servlet, and java application, but does not work as application
server.
Tomcat need java environment to
execute jsp and servlet or java class files. This needs to be JVM installed on
server or machine, before running Tomcat. Java, JDK, JRE, JVM is available
freely from sun, and other third party.
Installation of JDK
Java
Download
JDK or JRE from http://java.sun.com/javase/downloads/index.jsp.
Sun provides different executable file for
Windows and Linux operating system version. Sun provide JDK for Linux in .bin
or tar.gz format, and for Windows.exe format. After downloading file from sun,
install JDK, simple double click or through command prompt. Default
installation directory for java in Windows is Program file à Java, and Linux
/opt. Tomcat 5.5.17 version requires at least java1.5 version. When jdk is installed in default
location, need to configure the environment variable.
Environment Variable Setting
Environment variable is next to set java home
in system environment. This will help to know others application where java is
is installed and where java files have to compile. JAVA_HOME variable name
needs to set in environment variable as variable name and variable value as the
java home directory c:\ jdk1.5.0.
Step to do this setting, go to my computer
icon and right click and go to properties
My computer->right click->properties-> Advance tab->environment
variables ->
User variables –> New
User variables –> New
Click on new button and new pop up will open. In variable value, enter your
java path where java is installed in system.
Tomcat Installation
Tomcat installation is of two types.
Apache provides self-installer
for tomcat installation. This tomcat is in executable binary file. Download,
and install, self-installer do all work automatically.
Second is source
code extractor. This tomcat installation is also easy as self-installer. Before
tomcat installation, check all jvm, java, and environment path set properly.
Apache tomcat is freely available from Apache Jakarta
site:
According to per requirement, tomcat is downloaded in form of binaries or
source code. We are using zipped pack for windows installation. Download zipped
binaries code latest one from this site. Unzip this code and c:\ drive and
anywhere desired directory. After unzipped directory system will like that
This is means that tomcat is installed properly and ready
to run web server. Open bin directory and double click on start up.bat file. Start-up.bat will open in dos command prompt.
After starting tomcat, check tomcat in web browser by typing local host:
8080 in address bar http://localhost:8080/
