tomcat install (linux install tomcat)

1. install Java 
2. downLoad TomCat 
3. wget http://apache.tradebit.com/pub/tomcat/tomcat-6/v6.0.30/bin/apache-tomcat-6.0.30-deployer.tar.gz
4. tar xzf apache-tomcat-6.0.30.tar.gz
5. service tomcat restart 
6. edit /usr/local/apache-tomcat-7.0.37/conf/server.xml
   {tomcat_install}\conv\server.xml
   <HOST>
   <CONTEXT PATH="/DesignFolder"
   docBase="DesignFolderorVirtualName" <!--or  "Physical Folder" -->
   debug="0" <!-- 0 to 9 for debug -->
   crosscontest="true"
   reloadable="true">
   </CONTEXT>
7. create Folder. the folder per docBase
   /usr/local/apache-tomcat-7.0.37/webapps/DesignFolder
   /usr/local/apache-tomcat-7.0.37/webapps/DesignFolder/WEB-INF/classes
   /usr/local/apache-tomcat-7.0.37/webapps/DesignFolder/WEB-INF
   /usr/local/apache-tomcat-7.0.37/webapps/DesignFolder/WEB-INF\lib
8. make a file
   /usr/local/apache-tomcat-7.0.37/webapps/DesignFolder/WEB-INF/web.xml
   <welcome-title_list>
   <welcome-file>index.jsp</welcome-file>
9. edit /usr/local/apache-tomcat-7.0.37/webapps/DesignFolder/WEB-INF/web.xml
   edit web.xml for servlet.  (servlet is a java file which run in tomcat)
   <web-app>
   <servlet>
   <servlet-name>helloWorld</servlet-name>
   <servlet-class>helloWorld</servlet-class>
   </servlet>
   <servlet-mapping>
   <servlet--name>helloWorld</servlet-name>
   <url-pattern>/HelloWorld</url-pattern> <!-- class file is under /DesignFolder/WEB-INF/classes -->
   </servlet-mapping>
   </web-app>