public static void putRequestAttribute(HttpServletRequest req, Object re){
        if (null != re){
            if(re instanceof Context){
                Context context = (Context) re;
                for(String key : context.keys()){
                    req.setAttribute(key, context.get(key));
                }
            } else {
                req.setAttribute(ViewProcessor.DEFAULT_ATTRIBUTE, re);
            }
        }
    }
public static void putRequestAttribute(HttpServletRequest req, Object re){
        if (null != re){
            if(re instanceof Context){
                Context context = (Context) re;
                for(String key : context.keys()){
                    req.setAttribute(key, context.get(key));
                }
            } else {
                req.setAttribute(ViewProcessor.DEFAULT_ATTRIBUTE, re);
            }
        }
    }
public static void putRequestAttribute ( HttpServletRequest req , Object re ) { if ( null != re ) { if ( re instanceof Context ) { Context context = ( Context ) re ; for ( String key : context . keys ( ) ) { req . setAttribute ( key , context . get ( key ) ) ; } } else { req . setAttribute ( ViewProcessor . DEFAULT_ATTRIBUTE , re ) ; } } }
保存对象到attribute
保存对象到attribute