Jdbc error in jspdynpage

Question

hi
all,
i am trying connect sql server in my jspdynpage application
i got error like this
Portal Runtime Error
An exception occurred while processing a request for :
iView : jdbc.jdbcjspdyn
Component Name : jdbc.jdbcjspdyn
The exception was logged. Inform your system administrator..
Exception id: 12:13_15/05/07_0001_11442750
See the details for the exception ID in the log file
here i past my code
package com.sap;
     import java.sql.Connection;
     import java.sql.*;
     import com.sapportals.htmlb.page.*;
     import com.sapportals.portal.htmlb.page.*;
     import javax.servlet.*;
     import javax.servlet.http.HttpServletRequest;
     import com.sapportals.portal.prt.component.IPortalComponentRequest;
     public class jdbcjspdyn extends PageProcessorComponent {
          public DynPage getPage() {
               return new jdbcjspdynDynPage();
          public static class jdbcjspdynDynPage extends JSPDynPage {
               public void doInitialization() throws PageException {
                    IPortalComponentRequest request1 =
                         (IPortalComponentRequest) this.getRequest();
                    HttpServletRequest req = (HttpServletRequest) this.getRequest();
                    try {
                         Class.forName(
                              "com.sap.portals.jdbc.sqlserver.SQLServerDriver");
                         String url =
                              "jdbc:sap:sqlserver://10.2.2.74;DatabaseName=TRAINING";
                         Connection con = null;
                         con =
                              DriverManager.getConnection(
                                   url,
                                   "SPADURI",
                                   "netweaver");
                         Statement st = con.createStatement();
                         String sql =
                              "SELECT * FROM registration where fname='Pankaj'";
                         ResultSet rs = st.executeQuery(sql);
                         while (rs.next()) {
                              jdbcbean j = new jdbcbean();
                              j.setFname(rs.getString(1));
                              req.setAttribute("jdbcbean", j);
                    } catch (Exception e) {
                         System.out.println("Error" + e);
                    } finally {
               public void doProcessAfterInput() throws PageException {
               public void doProcessBeforeOutput() throws PageException {
                    this.setJspName("jdbcjsp.jsp");
my bean
package com.sap;
import java.sql.ResultSet;
import java.util.*;
import java.io.Serializable;
import com.sapportals.htmlb.table.DefaultTableViewModel;
//import com.sapportals.htmlb.table.TableView;
import com.sapportals.htmlb.table.TableViewModel;
public class jdbcbean implements Serializable
{     private String fname = "";
     private String lname = "";
     private String phoneNumber = "";
     private String message = "";
     public String getFname() {
          return fname;
     public String getLname() {
          return lname;
     public String getPhone() {
          return phoneNumber;
     public void setFname(String string) {
          fname = string;
     public void setLname(String string) {
          lname = string;
     public void setPhone(String string) {
          phoneNumber = string;
my jsp
  <%@ taglib uri= "tagLib" prefix="hbj" %>
<%@ page import="java.text.SimpleDateFormat" %>
<jsp:useBean id="jdbcbean" scope="session" class= "com.sap.jdbcbean" />
<hbj:content id="myContext" >
     <hbj:page>
          <hbj:form id="employeeInfoForm" >
          <%jdbcbean=(com.sap.jdbcbean)request.getAttribute("jdbcbean");%>
          <%jdbcbean.getLname();%>
          <%jdbcbean.getFname();%>
          <%jdbcbean.getPhone();%>
          </hbj:form>
     </hbj:page>
</hbj:content>

Answer 1

hi
lakshmikanth
i created jdbc system -
>
in that i specify the system alias  -
>\
through the system alias  connecting the database
here i past my code   see it
public class CJdbcDAO extends CDAO {
     private IConnection conn = null;
     public static String JDBC_SERVICE_ALIAS = "TJDBC";
     public CJdbcDAO(IPortalComponentRequest request) throws Exception {
          super(JDBC_SERVICE_ALIAS, request);
          storeConnection();
     public IConnection getConnection() throws Exception {
          if (conn == null) {
               storeConnection();
          return conn;
     public void releaseConnection() {
          if (conn != null) {
               try {
                    conn.close();
               } catch (ResourceException e) {
                    e.printStackTrace();
     private void storeConnection() throws Exception {
          try {
               IConnectorGatewayService service =
                    (IConnectorGatewayService) PortalRuntime
                         .getRuntimeResources()
                         .getService(
                         IConnectorService.KEY);
               if (service == null) {
                    throw new ConnectorException("Service not available in PortalRuntime");
               ConnectionProperties props =
                    new ConnectionProperties(
                         request.getLocale(),
                         request.getUser());
               conn = service.getConnection(serviceAlias, props);
          } catch (Exception e) {
               throw new Exception(e);