SSH集成框架下真正实现Spring AOP拦截功能 - 编程入门网
作者 佚名技术
来源 NET编程
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发布时间 2012-06-16
| e(ProceedingJoinPoint pjp) throws Throwable{
// ′óà1??μ?·?·¨?D2?êy?Dμ?μ????????ó
ActionMapping mapping = (ActionMapping) pjp.getArgs()[0];
ActionForm form = (ActionForm) pjp.getArgs()[1];
HttpServletRequest request = (HttpServletRequest) pjp.getArgs()[2];
HttpServletResponse response = (HttpServletResponse) pjp.getArgs()[3];
//′óà1??μ?′|??è??ü?ù′|μ?àà??￡?2￠?-1y·′é?è?μ?è¨?T????D??￠
Class dispatchAction = Class.forName(pjp.getSignature().getDeclaringTypeName()); Object obj = dispatchAction.newInstance(); String mappingParament = mapping.getParameter()==null ? "execute" : request.getParameter(mapping.getParameter()); Method method = obj.getClass().getDeclaredMethod(mappingParament,
ActionMapping.class,
ActionForm.class,
HttpServletRequest.class,
HttpServletResponse.class); Privilege privilege = method.getAnnotation(Privilege.class);
//è?1?·?·¨é???óD????è¨?TD??￠￡??±?ó·?DD
if(privilege==null)
return (ActionForward)pjp.proceed();
//·??ò±?D?ê?μ???ó??§￡???DDμúò?1?′?á￡?èà1??
User user = WebUtil.getUserInSession(request);
if(user==null){
request.setAttribute("message", privilege.message());
return mapping.findForward("message");
} //?ù?ù?Yó??§ààDí??DD??á￡?èà1??
switch(privilege.userType().getValue()){
//μ±è¨?T?aPrivilegeType.LoginUserSelf(μ???ó??§×??o￡?àyè??üD?????±?D?ê?×?
//?oμ?????2?óDè¨?T?üD?)ê±￡?D?′óêy?Y?aà?è?μ?ó??§???ó?ùoísession?Dó?
//?§?￥??￡??a????óDêμ???￡
case 2:
if(!user.getUsername().equals("êy?Y?aà?è?μ??3????μ?ó??§??")){
request.setAttribute("message", privilege.message());
return mapping.findForward("message");
}
break;
//°??÷è¨?Tà1??￡??a????óDêμ??
case 3:
request.setAttribute("message", privilege.message());
return mapping.findForward("message");
//1üàí?±è¨?T￡?′óapplicationè?μ?1üàí?±ó??§??￡??ù?￥??sessionμ???ó??§ê?·??àμè
case 4:
String admin = ((SystemProperty)request.getSession().getServletContext().getAttribute("config"))
.getAdminUsername();
if(!user.getUsername().equals(admin)){
request.setAttribute("message", privilege.message());
return mapping.findForward("message");
}
break;
}
//μ±é?????óDà1×?￡?±íê?è¨?T?êDí￡?·?DD
return (ActionForward)pjp.proceed();
}
}
ò?é???á￡?èà1??ê?òμ?????-￡?2?·á°-±????ùê?μ?AOP?D??±à3ì?￡±ê??????ê??a?§?°AOP￡????yó??ú??êμ????μ?è¨?Tà1??￡?·?°?2?ì?3éêì?￡ |
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