001    /**
002     *   GRANITE DATA SERVICES
003     *   Copyright (C) 2006-2013 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     */
022    package org.granite.tide.ejb;
023    
024    import java.io.Serializable;
025    
026    import org.granite.context.GraniteContext;
027    import org.granite.messaging.webapp.HttpGraniteContext;
028    
029    
030    /**
031     * @author William DRAI
032     */
033    public class EjbIdentity implements Serializable {
034    
035        private static final long serialVersionUID = 1L;
036        
037            
038        public String isLoggedIn() {
039            GraniteContext context = GraniteContext.getCurrentInstance();
040            if (context != null && ((HttpGraniteContext)context).getRequest().getUserPrincipal() != null)
041                    return ((HttpGraniteContext)context).getRequest().getUserPrincipal().getName();         
042            return null;
043        }
044        
045        
046        public boolean hasRole(String role) {
047            GraniteContext context = GraniteContext.getCurrentInstance();
048            if (context == null || !(context instanceof HttpGraniteContext))
049                    return false;
050            
051            return ((HttpGraniteContext)context).getRequest().isUserInRole(role);
052        }
053    }