public final  void addErrorMessage(PortletRequest request,
    String messages) 
{
        addCommonMessage(CommonMessage.Type.Error, request, messages);
}

 public final  void addInfoMessage(PortletRequest request,
    String messages) 
{
        addCommonMessage(CommonMessage.Type.Info, request, messages);
}

 public final  void addWarningMessage(PortletRequest request,
    String messages) 
{
        addCommonMessage(CommonMessage.Type.Warn, request, messages);
}

 public static final Object callOperation(Object target,
    String operation,
    Object[] args) 
{
        Class cls = target.getClass();
        Method[] list = cls.getMethods();
        for (int i = 0; i <  list.length; i++) {
            Method method = list[i];
            if(method.getName().equals(operation) && ((args == null && method.getParameterTypes().length == 0) || (args != null && args.length == method.getParameterTypes().length))
                    && Modifier.isPublic(method.getModifiers()) && !Modifier.isStatic(method.getModifiers())) {
                try {
                    return method.invoke(target, args);
                } catch (Exception e) {
                    log.error("Unable to invoke "+operation+" on "+target.getClass().getName());
                }
                break;
            }
        }
        throw new IllegalArgumentException("No such method found ("+operation+" on "+target.getClass().getName()+")");
}

 public final String getLocalizedString(PortletRequest request,
    String key,
    Object vars) 
{
        String value = resourceRegistry.handleGetObject(BASENAME, request.getLocale(), key);
        if (null == value || 0 == value.length()) return key;     
        return MessageFormat.format(value, vars);
}

 public static final Object getProperty(Object target,
    String name) 
{
        Class cls = target.getClass();
        String getter = "get"+Character.toUpperCase(name.charAt(0))+name.substring(1);
        String booleanGetter = "is"+Character.toUpperCase(name.charAt(0))+name.substring(1);
        Method[] list = cls.getMethods();
        for (int i = 0; i <  list.length; i++) {
            Method method = list[i];
            String methodName = method.getName();
            if( (methodName.equals(getter) || methodName.equals(booleanGetter))
                && method.getParameterTypes().length == 0 && Modifier.isPublic(method.getModifiers()) &&
                    !Modifier.isStatic(method.getModifiers())) {
                try {
                    return method.invoke(target, new Object[0]);
                } catch (Exception e) {
                    log.error("Unable to get property "+name+" on "+target.getClass().getName());
                }
                break;
            }
        }
        throw new IllegalArgumentException("No such method found ("+getter+" on "+target.getClass().getName()+")");
}

 protected static final String getWebServerType(Class cls) 
{
        Class[] intfs = cls.getInterfaces();
        for (int i = 0; i <  intfs.length; i++) {
            Class intf = intfs[i];
            if(intf.getName().indexOf("Jetty")  > -1) {
                return WEB_SERVER_JETTY;
            } else if(intf.getName().indexOf("Tomcat")  > -1) {
                return WEB_SERVER_TOMCAT;
            }
        }
        return WEB_SERVER_GENERIC;
}

 public  void render(RenderRequest request,
    RenderResponse response) throws PortletException, IOException 
{
        @SuppressWarnings("unchecked")
        SoftReference< List< CommonMessage > > msgRef = (SoftReference< List< CommonMessage > >) request.getPortletSession().getAttribute(COMMON_MESSAGES);
        if (null != msgRef && null != msgRef.get()) {
            request.setAttribute(COMMON_MESSAGES, msgRef.get());
        }
        request.getPortletSession().removeAttribute(COMMON_MESSAGES);
        request.setAttribute(FMT_LOCALE, request.getLocale());
        super.render(request, response);
}

 public static final  void setProperty(Object target,
    String name,
    Object value) 
{
        boolean found = false;
        Class cls = target.getClass();
        String setter = "set"+Character.toUpperCase(name.charAt(0))+name.substring(1);
        Method[] list = cls.getMethods();
        for (int i = 0; i <  list.length; i++) {
            Method method = list[i];
            if(method.getName().equals(setter) && method.getParameterTypes().length == 1 && Modifier.isPublic(method.getModifiers()) &&
                    !Modifier.isStatic(method.getModifiers())) {
                found = true;
                try {
                    method.invoke(target, new Object[]{value});
                } catch (Exception e) {
                    log.error("Unable to set property "+name+" on "+target.getClass().getName());
                }
                break;
            }
        }
        if(!found) {
            throw new IllegalArgumentException("No such method found ("+setter+" on "+target.getClass().getName()+")");
        }
}