/** * This is for.... IF have 50 records then It display 1,2,3,4,5... * */ int pages=0; /* * * This is dummy vector only 10( 1 to 10 or 2 to 20 ..etc) * records keep in this Vector and forward to the UserAdmin.jsp * / Vector dVector=null; ...... .............. /** * All records are available in this(userVec)Vector ...everytime I take * only 10 records from this Vector and stored in dummy Vector. * contenetController(Write your own object for getting all records) * is object from this I get all records. */ Vector userVec=contentController.getAllUserList(); /** * Very first time call this servlet at that moment don't think * about ORDER(Very first time It's NULL then It 1 to 10 records * taking from userVec and stored in dummyVec and forward to the * UserAdmin.jsp) */ String order=(String)req.getParameter("ORDER"); if(order==null){
dVector=new Vector(); pages=Math.round((dVector.size())/10); for (Enumeration e = dVector.elements() ,int i=0; e.hasMoreElements(),i++ { UserTB usertb=(UserTB)e.elementAt(i); dVector.addElement(usertb); if(i<10) break; } req.setAttribute("USERLIST", dVector); req.setAttribute("PAGES", ""+pages); this.forward(req,res,"/UserAdmin.jsp"); } else { /** This block never excute very first time. * First time display the (0-9 records) in UserAdmin.jsp and from that page * we put index like 1,2,3...If click 2 It display the 10 - 19 records in that(UserAdmin.jsp) * U put <a href="/UserAdminServlet?ORDER=2">2</a> It calls this servlet take the 10(10-19) * records from userVec and keep into the dummyVector and forward to the UserAdmin.jsp */ int orderInt=(int)Integer.parseInt(order); dVector=new Vector(); pages=Math.round((dVector.size())/10); for (Enumeration e1 = dVector.elements() ,int i1=(orderInt-1)*10; e1.hasMoreElements(),i1++ { UserTB usertb=(UserTB)e1.elementAt(i1); dVector.addElement(usertb); if(i1<((orderInt)*10)) break; } req.setAttribute("USERLIST", dVector); req.setAttribute("PAGES", ""+pages); this.forward(req,res,"/UserAdmin.jsp");
}
}//service }
//UserTB.java public class UserTB { private String userName=null; private String password=null; ... pulic void setUserName(String userName){ this.userName=userName; } public void setPassword(String password){ this.password=password; } ..... public String getUserName(){ return userName; } public String getPassword(){ return passWord; } ..... }
<% for( Enumeration e=userVec.elements() ;e.hasMoreElements();i++){ UserTB usertb = null; String userId=null; usertb=(UserTB)e.nextElement(); userId=(String)usertb.getUserName(); .... %> <tr> <td width="20%" class="admin"> <%=userId%> </td> </tr> <%}%> </table><br> <% //Here display index like 1,2,3,4.... if U click 1 it calls the servlet and the servlet take the records(1 -10) form //servlet and forward to the this page. for(int i=0;i<pages;i++){ %><a href="/UserAdminServlet?ORDER=<%=(i++)"><%=(i++)%></a> } %> </form> </body> </html>
Dil se....,<BR>Dayanand<BR>0065-8839071(off)<BR>0065-7547034(Res0
0
{
