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POJSF h:commandLink not work with filter
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  1. POJSF h:commandLink not work with filter
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    copied!<p>I create simple login system for my jsf project. In project I create filter to check user login status.</p> <ul> <li><p>If login, continue to requested page.</p></li> <li><p>If not login or session is destroy, redirect to login page</p></li> </ul> <p>My problem is, if I apply filter then all of h:commandLink not process anything after clicked. But when I remove filter, everything work well. </p> <p>I try to use h:commandButton with fileter, then everthing work correctly.</p> <p>How can I fixed this problem? I research for a long time, but not found any solution. Please help me!</p> <p>Filter code:</p> <pre><code> @WebFilter(filterName = "AuthenticationFilter", urlPatterns = {"*.htm"}, dispatcherTypes = {DispatcherType.FORWARD, DispatcherType.REQUEST}) public class AuthenticationFilter implements Filter { // The filter configuration object we are associated with. If // this value is null, this filter instance is not currently // configured. private FilterConfig filterConfig = null; @Inject private AuthenticationManager authenticationManager; public AuthenticationFilter() { } /** * @param request The servlet request we are processing * @param response The servlet response we are creating * @param chain The filter chain we are processing * * @exception IOException if an input/output error occurs * @exception ServletException if a servlet error occurs */ @Override public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException { Throwable problem = null; try { HttpServletRequest req = (HttpServletRequest) request; String requestUrl = req.getRequestURI(); String contextPath = req.getContextPath(); if(contextPath.equals("/")){ contextPath = ""; } String jsfUrl = requestUrl.replaceFirst(contextPath, ""); if (authenticationManager.allowedAccess(jsfUrl) || requestUrl.equalsIgnoreCase(contextPath+"/login.htm")) { chain.doFilter(request, response); } else { String redirectPath = contextPath+"/login.htm"; ((HttpServletResponse) response).sendRedirect(redirectPath); // Not logged in, so redirect to error page. } } catch (Throwable t) { // If an exception is thrown somewhere down the filter chain, // we still want to execute our after processing, and then // rethrow the problem after that. problem = t; } // If there was a problem, we want to rethrow it if it is // a known type, otherwise log it. if (problem != null) { if (problem instanceof ServletException) { throw (ServletException) problem; } if (problem instanceof IOException) { throw (IOException) problem; } sendProcessingError(problem, response); } } /** * Return the filter configuration object for this filter. */ public FilterConfig getFilterConfig() { return (this.filterConfig); } /** * Set the filter configuration object for this filter. * * @param filterConfig The filter configuration object */ public void setFilterConfig(FilterConfig filterConfig) { this.filterConfig = filterConfig; } @Override public void destroy() { } @Override public void init(FilterConfig filterConfig) { this.filterConfig = filterConfig; if (filterConfig != null) { } } } </code></pre> <p>Jsf code:</p> <pre><code>&lt;h:body&gt; &lt;f:view contentType="text/html" locale="#{authenticationManager.languageCode}"&gt; &lt;div class="header"&gt; &lt;h:form id="topForm" prependId="false"&gt; &lt;div class="logo"&gt; &lt;h1&gt;&lt;img src="#{facesContext.externalContext.requestContextPath}/resources/images/login-logo2.png" width="220" height="64"/&gt;&lt;/h1&gt; &lt;/div&gt; &lt;ul class="navTop"&gt; &lt;li&gt; &lt;a href="#"&gt;&lt;span class="pictograms"&gt;f&lt;/span&gt;#{authenticationManager.currentUser.firstName} #{authenticationManager.currentUser.lastName}&lt;/a&gt; &lt;/li&gt; &lt;li&gt; &lt;a href="#"&gt;&lt;span class="pictograms"&gt;m&lt;/span&gt;Messages&lt;/a&gt; &lt;/li&gt; &lt;li class="logout"&gt; &lt;h:commandButton action="#{authenticationManager.logout()}" value="aaaaaaa" style="color:#fff;" /&gt; &lt;h:commandLink action="#{authenticationManager.logout()}" value="#{label.Logout}"/&gt; &lt;h:commandLink immediate="true" action="#{authenticationManager.logout}" id="logoutLink"&gt; &lt;span class="pictograms"&gt;E&lt;/span&gt;***This link is not work correctly*** &lt;/h:commandLink&gt; &lt;/li&gt; &lt;/ul&gt; &lt;ui:insert name="mainmenu"/&gt; &lt;/h:form&gt; &lt;/div&gt; </code></pre> <p> </p>
 

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