001/**
002 *   GRANITE DATA SERVICES
003 *   Copyright (C) 2006-2014 GRANITE DATA SERVICES S.A.S.
004 *
005 *   This file is part of the Granite Data Services Platform.
006 *
007 *   Granite Data Services is free software; you can redistribute it and/or
008 *   modify it under the terms of the GNU Lesser General Public
009 *   License as published by the Free Software Foundation; either
010 *   version 2.1 of the License, or (at your option) any later version.
011 *
012 *   Granite Data Services is distributed in the hope that it will be useful,
013 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
014 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
015 *   General Public License for more details.
016 *
017 *   You should have received a copy of the GNU Lesser General Public
018 *   License along with this library; if not, write to the Free Software
019 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
020 *   USA, or see <http://www.gnu.org/licenses/>.
021 */
022package org.granite.tide.ejb;
023
024import java.io.Serializable;
025
026import org.granite.context.GraniteContext;
027import org.granite.messaging.webapp.HttpGraniteContext;
028import org.granite.tide.security.ServerIdentity;
029
030
031/**
032 * @author William DRAI
033 */
034public class EjbIdentity implements ServerIdentity, Serializable {
035
036    private static final long serialVersionUID = 1L;
037    
038    @Override
039    public String isLoggedIn() {
040        GraniteContext context = GraniteContext.getCurrentInstance();
041        if (context != null && ((HttpGraniteContext)context).getRequest().getUserPrincipal() != null)
042                return ((HttpGraniteContext)context).getRequest().getUserPrincipal().getName();         
043        return null;
044    }
045    
046    
047    public boolean hasRole(String role) {
048        GraniteContext context = GraniteContext.getCurrentInstance();
049        if (context == null || !(context instanceof HttpGraniteContext))
050                return false;
051        
052        return ((HttpGraniteContext)context).getRequest().isUserInRole(role);
053    }
054}