001/*
002 * (C) Copyright 2006-2007 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Nuxeo - initial API and implementation
018 *
019 * $Id: JOOoConvertPluginImpl.java 18651 2007-05-13 20:28:53Z sfermigier $
020 */
021
022package org.nuxeo.ecm.platform.ui.web.auth;
023
024import java.security.Principal;
025
026import javax.servlet.http.HttpServletRequest;
027import javax.servlet.http.HttpServletRequestWrapper;
028import javax.servlet.http.HttpSession;
029
030public class NuxeoSecuredRequestWrapper extends HttpServletRequestWrapper {
031
032    protected final Principal principal;
033
034    public NuxeoSecuredRequestWrapper(HttpServletRequest request) {
035        this(request, null);
036    }
037
038    public NuxeoSecuredRequestWrapper(HttpServletRequest request, Principal principal) {
039        super(request);
040        this.principal = principal;
041    }
042
043    @Override
044    public Principal getUserPrincipal() {
045        if (principal != null) {
046            return principal;
047        } else {
048            HttpSession session = getSession(false);
049            if (session == null) {
050                return null;
051            } else {
052                return (Principal) session.getAttribute(NXAuthConstants.PRINCIPAL_KEY);
053            }
054        }
055    }
056
057}