sellstock.jsp

Oracle的J2EE Sample

<?xml version = "1.0" encoding = "UTF-8" standalone="yes" ?>
<%--
 * @author  Elangovan
 * @version 1.0
 *
 * Development Environment       : Oracle9i JDeveloper
 * 
 * Name of the File              : SellStock.jsp
 *
 * Creation/Modification History :
 *
 *    Elangovan     26-Apr-2002      Created
 *
 * Overview of Application       :
 *
 *   This page displays the list of stocks that are present in the portfolio.
 *  User can select any stock and enter the sell quantity to trade.
 *
--%>
<%@page language="java" %>
<%@ page session="true" %>
<%@ page contentType="text/vnd.oracle.mobilexml; charset=UTF-8" %>

<%@page import="java.util.Collection" %>
<%@page import="java.util.Iterator" %>
<%@page import="java.util.HashMap" %>
<%@page import="oracle.otnsamples.ibfbs.usermanagement.ejb.AccountInfo" %>
<%@page import="oracle.otnsamples.ibfbs.trademanagement.ejb.PortfolioInfo" %>

<!DOCTYPE SimpleResult PUBLIC "-//ORACLE//DTD SimpleResult 1.1//EN" 
                "http://xmlns.oracle.com/ias/dtds/SimpleResult_1_1_0.dtd">

<SimpleResult>

  <SimpleContainer>

    <% 

     // Get eventname
     String tab = request.getParameter("EVENTNAME"); 
     
     if (tab.equals("MOBILE-SELL")) {

        // Get the user portfolio
        HashMap hm = (HashMap) session.getAttribute("MOBILE-SELL.RESPONSE");

        Collection retCollection = (Collection)hm.get("PORTFOLIOINFO");

        Iterator retIter = retCollection.iterator();
        
        String hasPrev = "false";
        String hasNext = "false";
        
        Collection pfCollection = null;
        
        if (retIter.hasNext()) {
          hasPrev = (String)retIter.next();
          hasNext = (String)retIter.next();
        
          pfCollection = (Collection)retIter.next();
        }  
        
        Iterator pfIter = null;
        
        if(pfCollection != null)
          pfIter = pfCollection.iterator();

        // Record Number of the first record in the set displayed
        String recordNum = request.getParameter("RECORDNUM"); 
    
        // Get the Account information of the logged in user
        AccountInfo acInfo = (AccountInfo)hm.get("ACCOUNTINFO"); 
    
        // Get the lines per page
        int linesPerPage = acInfo.getLinesPerPage().intValue(); 
    
        if (recordNum == null) recordNum = "1";

        // If user had selected the stock to sell, TRADEID would have been set        
        String tradeid = request.getParameter("TRADEID");

        // If TRADEID hasn't been set , display user portfolio
        if(tradeid == null) {
                
          // Empty portfolio
          if (!pfIter.hasNext()) {
          
        %>
          <SimpleText>
               <SimpleTextItem>No Transactions.</SimpleTextItem>
          </SimpleText>
          
         <SimpleMenu>
           <SimpleMenuItem target="controllerservlet?EVENTNAME=MOBILE-PORTFOLIO">Continue</SimpleMenuItem>
         </SimpleMenu>
        
         <%
           } else {
         %>

      <SimpleForm name="SELECTSYMBOL" method="POST" target="controllerservlet">
      
        <SimpleFormItem name="EVENTNAME" type="text" displaymode="hidden" value="MOBILE-SELL"></SimpleFormItem>
        <SimpleFormItem name="RECORDNUM" type="text" displaymode="hidden" value="<%=recordNum%>"></SimpleFormItem>       
            
          <SimpleFormSelect name="TRADEID" displaymode="checkbox" multiple="false" >
          
         <%
           do {

             // Get Portfolio info 
             PortfolioInfo pif = (PortfolioInfo)pfIter.next();
        %>
  
          <SimpleFormOption value="<%=pif.getTradeId()%>" ><%=pif.getSymbol()%> bought on <%=pif.getPurchaseDate()%>@<%=pif.getPrice()%></SimpleFormOption>
                    
        <%
           } while (pfIter.hasNext());
        %>
          </SimpleFormSelect>          
          </SimpleForm> 
      <% }  %>
      
     

     <SimpleMenu>
         <SimpleTitle>Go to</SimpleTitle>         
         <%  
           // If the page required iteration, set a form with the RECORDNUM to the index of the 
           // first record and the EVENTNAME, display the Prev and Next buttons if required
           if (hasPrev.equals("true") || hasNext.equals("true")) { 
           
           // If there are some more previous records, display the prev button
           if (hasPrev.equals("true")) {
             int prev = Integer.parseInt(recordNum) - linesPerPage;
         %>
             <SimpleMenuItem target="controllerservlet?EVENTNAME=MOBILE-SELL&amp;RECORDNUM=<%=prev%>">Prev</SimpleMenuItem>
         <%
           } 
           // If there are some more next records, display the next button
           if (hasNext.equals("true")) {
             int next = Integer.parseInt(recordNum) + linesPerPage;
         %>
             <SimpleMenuItem target="controllerservlet?EVENTNAME=MOBILE-SELL&amp;RECORDNUM=<%=next%>">Next</SimpleMenuItem>
         <%
           } 
           
          } 
         %>    
         
         
         <SimpleMenuItem target="controllerservlet?EVENTNAME=MOBILE-MYHOME">Home</SimpleMenuItem>
         <SimpleMenuItem target="controllerservlet?EVENTNAME=MOBILE-BUY">Buy</SimpleMenuItem>         
         <SimpleMenuItem target="controllerservlet?EVENTNAME=MOBILE-TRANS">View Trans</SimpleMenuItem>
     </SimpleMenu>



    <% 
      } else  {
       
       PortfolioInfo pif = null;

       // Iterate through the portfolio and get the selected record that has to
       // be sold
       while(pfIter.hasNext()) {
       
         pif = (PortfolioInfo)pfIter.next();     
         if(pif.getTradeId().equals(tradeid))
           break;
       }

       // Display record info  
    %>
       <SimpleText>
         <SimpleTextItem>Sell '<%=pif.getSymbol()%>' stock</SimpleTextItem>
       </SimpleText>
       <SimpleForm name="SELL" method="POST" target="controllerservlet">
       
         <SimpleFormItem name="EVENTNAME" type="text" displaymode="hidden" value="MOBILE-SELLSTOCK"></SimpleFormItem>            
         <SimpleFormItem name="SELLQTY" type="text" displaymode="number" maxlength="6" mandatory="yes" >Sell Qty</SimpleFormItem>
         <SimpleFormItem name="SYMBOL" type="text" displaymode="hidden" value="<%=pif.getSymbol()%>"></SimpleFormItem>
         <SimpleFormItem name="LINENO" type="text" displaymode="hidden" value="<%=pif.getLineNo()%>"></SimpleFormItem>
         <SimpleFormItem name="TRADEID" type="text" displaymode="hidden" value="<%=pif.getTradeId()%>"></SimpleFormItem>
         
       </SimpleForm>
       
    <% 
     }
    
      } else if (tab.equals("MOBILE-SELLSTOCK")) {

       String retMessage = (String) session.getAttribute("MOBILE-SELLSTOCK.RESPONSE");
    %>
    
      <SimpleText>
        <SimpleTextItem><%=retMessage%></SimpleTextItem>
      </SimpleText> 
    
      <SimpleMenu>
       <SimpleMenuItem target="controllerservlet?EVENTNAME=MOBILE-PORTFOLIO">Continue</SimpleMenuItem>
      </SimpleMenu>

    <%
      }
    %>

 </SimpleContainer>

</SimpleResult>