Masking or Redirect?

 
 when HTTP_REQUEST { 
    log local0. "Current URI: [HTTP::uri]" 
    switch  [HTTP::uri] { 
       "/test" {  
             HTTP::uri "/test/jsp/common/pgLogin.jsp" 
             pool state_test_pool         
                  } 
      "/dev" {  
             HTTP::uri "/dev/jsp/common/pgLogin.jsp" 
             pool state_dev_pool        
            } 
      "/train" {  
             HTTP::uri "/train/jsp/common/pgLogin.jsp" 
             pool state_train_pool        
           } 
      } 
 }