struts框架下的校验源代码(精华)

/* * Generated by MyEclipse Struts * Template path: templates/java/JavaClass.vtl */ package com.validator.struts.action; 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.ActionMapping; import com.validator.struts.form.RegisterForm; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; /** * MyEclipse Struts * Creation date: 08-12-2007 * * XDoclet definition: * @struts.action input="/register.jsp" scope="request" validate="true" * @struts.action-forward name="success" path="/registerOk.jsp" * @struts.action-forward name="failure" path="/register.jsp" */ public class RegisterAction extends Action { /* * Generated Methods */ private Log log = LogFactory.getFactory().getInstance(this.getClass().getName()); /** * Method execute * @param mapping * @param form * @param request * @param response * @return ActionForward */ public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { // Was this transaction cancelled? if (isCancelled(request)) { if (log.isInfoEnabled()) { log.info( " " + mapping.getAttribute() + " - Registration transaction was cancelled"); } removeFormBean(mapping, request); return (mapping.findForward("success")); } return mapping.findForward("success"); } /** * Convenience method for removing the obsolete form bean. * * @param mapping The ActionMapping used to select this instance * @param request The HTTP request we are processing */ protected void removeFormBean( ActionMapping mapping, HttpServletRequest request) { // Remove the obsolete form bean if (mapping.getAttribute() != null) { if ("request".equals(mapping.getScope())) { request.removeAttribute(mapping.getAttribute()); } else { HttpSession session = request.getSession(); session.removeAttribute(mapping.getAttribute()); } } } }