visaaccountdetailaction.java

我在加拿大学习的一个比较复杂的在线银行程序.

package com.ebusiness.ebank.action;

import java.util.Locale;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import org.apache.struts.Globals;
import org.apache.log4j.Logger;
import org.apache.log4j.MDC;

import com.ebusiness.ebank.form.VisaAccountForm;
import com.ebusiness.ebank.form.CardholderForm;
import com.ebusiness.ebank.bean.CardholderValue;
import com.ebusiness.ebank.exception.SystemException;
import com.ebusiness.ebank.exception.BusinessException;
import com.ebusiness.ebank.servicedelegate.CardholderAccessDelegate;
import com.ebusiness.ebank.util.Constants;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2005</p>
 * <p>Company: eBusiness Inc., All right reserved</p>
 * @author unascribed
 * @version 1.0
 */

public class VisaAccountDetailAction extends Action {

  public ActionForward execute(ActionMapping mapping,
                                ActionForm form,
                                HttpServletRequest request,
                                HttpServletResponse response) throws Exception   {



    Logger log = Logger.getLogger(this.getClass());
    MDC.put("userid", request.getRemoteUser());

    HttpSession session = request.getSession(false);
    Locale locale = (Locale)session.getAttribute(Globals.LOCALE_KEY);
    VisaAccountForm visaAccountDetail = (VisaAccountForm)form;
    String action = visaAccountDetail.getAction();

    ActionErrors errors =  new ActionErrors();
    // set default flag
    String forward="failure";

    if (("back").equalsIgnoreCase(action))
        forward = "back";
    else if (("delete").equalsIgnoreCase(action))
        forward = "delete";

    else if (("save").equalsIgnoreCase(action))
    {
       //

     } // end "save"

     if (errors!= null && !errors.isEmpty())
     {
            saveErrors(request, errors);
            forward = "failure" ;
     }

     if (("reset").equals(action))
     {
        forward = "reset" ;
        ActionForward reset = new ActionForward();
        reset.setPath(mapping.findForward(forward).getPath());
        reset.setRedirect(true);
        return reset ;
     }

     log.debug("forward is " + forward );
     return mapping.findForward(forward);
  }
}