IMPORTANT: This is for xpetstore-servlet ONLY

1. Set TOMCAT_HOME
   Make sure that the variable TOMCAT_HOME is set to the Tomcat home directory
2. Configure Tomcat - Copy the JDBC driver to TOMCAT_HOME/common/lib
   - Edit TOMCAT_HOME/conf/server.xml and make sure that it looks like this:

   
   <Server port="8005" shutdown="SHUTDOWN" debug="0">
     ...
     <Service name="Tomcat-Standalone">
       ...
       <Engine name="Standalone" defaultHost="localhost" debug="0">
   
         <Logger className="org.apache.catalina.logger.FileLogger"
                 prefix="catalina_log." suffix=".txt"
                 timestamp="true"/>
   
         <Realm className="org.apache.catalina.realm.UserDatabaseRealm" debug="0" resourceName="UserDatabase"/>
   
         <Host name="localhost" debug="0" appBase="webapps" unpackWARs="true" autoDeploy="true" liveDeploy="true">
           ...
           <!-- xPetstore -->
           <Context path="/xpetstore-servlet" docBase="xpetstore-servlet" 
                 debug="0"   reloadable="true" crossContext="true">
             <!-- xPetsore Logger -->
             <Logger className="org.apache.catalina.logger.FileLogger" 
                directory="logs"  
                prefix="xpetstore-servlet_log." 
                suffix=".txt" 
                timestamp="true"
             />
   
             <!-- xPetstore datasource -->
             <Resource name="jdbc/xpetstoreDS" auth="Container" type="javax.sql.DataSource"/>		 
             <ResourceParams name="jdbc/xpetstoreDS">
               <parameter> 
                 <name>factory</name>
                 <value>org.apache.commons.dbcp.BasicDataSourceFactory</value>
               </parameter>            
               <parameter>
                 <name>username</name>
                 <value>your-db-user</value>
               </parameter>
               <parameter>
                 <name>password</name>
                 <value>your-db-password</value>
               </parameter>
               <parameter>
                 <name>driverClassName</name>
                 <value>your-db-driver</value>
               </parameter>
               <parameter>
                 <name>url</name>
                 <value>your-db-url</value>
               </parameter>
             </ResourceParams>
   
             <!-- xPetstore mail session -->
             <Resource name="mail/xpetstore/MailSession" 
                 auth="Container" type="javax.mail.Session"/>
             <ResourceParams name="mail/xpetstore/MailSession">
               <parameter>
                 <name>mail.smtp.host</name>
                 <value>your-mail-host</value>
               </parameter>
             </ResourceParams>
           </Context>
           ...
         </Host>
     </Engine>
     </Service>
   </Server>