Nevigate From One Page To Another:-

      if (pageContext.getParameter("Go") != null)

                   {

                           String V_VENDOR_NAME = pageContext.getParameter("VendorName");

                           String V_VENDOR_ID =  pageContext.getParameter("VendorIDVariable");

                           System.out.println("Vendor Name = "+V_VENDOR_NAME);

                           System.out.println("Vendor ID = "+V_VENDOR_ID);

                         

                          String V_VendorSite = pageContext.getParameter("VendorSite");

                          String V_VendorSiteIdVariable =  pageContext.getParameter("VendorSiteIdVariable");

                       System.out.println("Vendor Site Code = "+V_VendorSite);

                       System.out.println("Vendor Site ID = "+V_VendorSiteIdVariable);

                      

                      

                        String V_InvoiceNum = pageContext.getParameter("InvoiceNum");

                        String V_InvoiceId =  pageContext.getParameter("InvoiceIdVariable");

                       System.out.println("Invoice Num = "+V_InvoiceNum);

                       System.out.println("Invoice ID = "+V_InvoiceId);

                      

                     

                      

                           String message="Go Button Sumbited Sucessfully !";

                          

                      

                       HashMap xxhashMap = new HashMap(5);

                       xxhashMap.put("P_InvoiceId", V_InvoiceId);

                       xxhashMap.put("P_VENDOR_ID", V_VENDOR_ID);

                       xxhashMap.put("P_VendorSiteIdVariable", V_VendorSiteIdVariable);

                       xxhashMap.put("P_Action", "Go");

                      

                       if(

                       pageContext.getParameter("VendorName").equals("") && pageContext.getParameter("VendorSite").equals("")

                       && pageContext.getParameter("InvoiceNum").equals("")

                       )

                       {

                      

                           String message1= "Please Select Atleast One Parameter ! ";

                           throw new OAException(message1, OAException.ERROR);

                       }

                      

    

                         pageContext.setForwardURL("OA.jsp?page=/Krishna/oracle/apps/ak/FreightVendor/webui/FreightResultPG",

                                                           null,

                                                           OAWebBeanConstants.KEEP_MENU_CONTEXT,                            

                                                           null,                                                   

                                                           xxhashMap,

                                                           true,                            

                                                           OAWebBeanConstants.ADD_BREAD_CRUMB_NO,

                                                           OAWebBeanConstants.IGNORE_MESSAGES);

                      

                          

                           throw new OAException(message, OAException.INFORMATION);

                         

                      

                     

                   }