我的tomcat 总是报数据源找不到! 请大侠门帮我看一下!
web.xml: 
 	 <resource-ref>  
 		 <res-ref-name> jdbc/orcl </res-ref-name>  
 		 <res-type> java.sql.DataSource </res-type>  
 		 <res-auth> Container </res-auth>    
 	 </resource-ref>    
 tomcat   server.xml 
     <Context   path= "/firsttest "   reloadable= "false "   docBase= "First "   >  
                       <Resource    
                         name= "jdbc/orcl "    
                         auth= "Container "    
                         type= "javax.sql.DataSource "    
                         factory= "org.logicalcobwebs.proxool.ProxoolDataSource "    
                         proxool.alias= "orcl "    
                         user= "infocenter "    
                         password= "infocenter "    
                         delegateProperties= "foo=bar "    
                         proxool.driver-url= "jdbc:oracle:thin:@192.168.0.178:1521:XE "    
                         proxool.driver-class= "oracle.jdbc.driver.OracleDriver " 
                         proxool.house-keeping-sleep-time   =    "90000 " 
                         proxool.maximum-new-connections   =    "20 " 
                         proxool.prototype-count   =    "3 " 
                         proxool.maximum-connection-count   =    "10 " 
                         proxool.minimum-connection-count   =    "3 " 
                         proxool.house-keeping-test-sql   =    "select   CURRENT_DATE   from   dual " 
                         proxool.test-before-use   =    "true " 
                         />       
------解决方案--------------------Error creating bean with name  'dataSource ' defined in ServletContext resource 这错误应该是  
javax.naming.NamingException: Cannot create resource instance 
 不能建立 资源的实例 
 我认为是数据源的问题呀你试下在conf/Catalina/localhost下建立与你WEBAPP同名的***.xml 
 tomcat5.5 加入下面的内容 要是tomcat6.0的话 连Catalina和localhost这两个文件夹也自己建立 
  <Context path= "/firsttest " reloadable= "false " docBase= "First " >  
         <Resource  
         name= "jdbc/orcl "  
         auth= "Container "  
         type= "javax.sql.DataSource "  
         factory= "org.logicalcobwebs.proxool.ProxoolDataSource "  
         proxool.alias= "orcl "  
         user= "infocenter "  
         password= "infocenter "  
         delegateProperties= "foo=bar "  
         proxool.driver-url= "jdbc