diff --git a/sandbox/portlet/src/main/java/org/acegisecurity/ui/portlet/PortletProcessingFilterEntryPoint.java b/sandbox/portlet/src/main/java/org/acegisecurity/ui/portlet/PortletProcessingFilterEntryPoint.java new file mode 100644 index 0000000000..c6ea753ea3 --- /dev/null +++ b/sandbox/portlet/src/main/java/org/acegisecurity/ui/portlet/PortletProcessingFilterEntryPoint.java @@ -0,0 +1,75 @@ +/* + * Copyright 2005-2007 the original author or authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.acegisecurity.ui.portlet; + +import java.io.IOException; + +import javax.servlet.ServletException; +import javax.servlet.ServletRequest; +import javax.servlet.ServletResponse; +import javax.servlet.http.HttpServletResponse; + +import org.acegisecurity.AuthenticationException; +import org.acegisecurity.ui.AuthenticationEntryPoint; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; +import org.springframework.core.Ordered; + +/** + *

In the case of relying on Portlet authentication to access Servlet resources + * (such as embedded images or AJAX calls), the authentication should already + * be in place by the time the security enforcement takes place. + * So, if this class is ever called, then portlet-based authentication has + * already failed. Therefore the commence method in this case will + * always return HttpServletResponse.SC_FORBIDDEN (HTTP 403 error). + * + * @see org.acegisecurity.ui.ExceptionTranslationFilter + * @author John A. Lewis + * @since 2.0 + * @version $Id$ + */ +public class PortletProcessingFilterEntryPoint implements AuthenticationEntryPoint, Ordered { + + //~ Static fields/initializers ===================================================================================== + + private static final Log logger = LogFactory.getLog(PortletProcessingFilterEntryPoint.class); + + //~ Instance fields ================================================================================================ + + private int order = Integer.MAX_VALUE; // ~ default + + //~ Methods ======================================================================================================== + + public int getOrder() { + return order; + } + + public void setOrder(int order) { + this.order = order; + } + + public void commence(ServletRequest request, ServletResponse response, + AuthenticationException authException) throws IOException, ServletException { + + if (logger.isDebugEnabled()) + logger.debug("portlet entry point called. Rejecting access"); + + HttpServletResponse httpResponse = (HttpServletResponse)response; + httpResponse.sendError(HttpServletResponse.SC_FORBIDDEN, "Access Denied"); + } + +}