/*******************************************************************************
*
* Copyright 2010 Alexandru Craciun, and individual contributors as indicated
* by the @authors tag.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 3 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
******************************************************************************/
package org.netxilia.api.impl.user;
import org.netxilia.api.user.AclPrivilegedMode;
import org.springframework.security.core.Authentication;
/**
* This class read the privileges mode and the user in the current thread. It can be used to set it temporarily and than
* restore the previous data.
*
* @author <a href='mailto:ax.craciun@gmail.com'>Alexandru Craciun</a>
*
*/
public class NetxiliaSecurityContext {
private final ISpringUserService userService;
private final Authentication authentication;
private final boolean privilegedMode;
private Authentication previousAuthentication;
private boolean previousPrivilegedMode;
public NetxiliaSecurityContext(ISpringUserService userService) {
this.userService = userService;
this.authentication = userService.getSpringAuthentication();
this.privilegedMode = AclPrivilegedMode.isSet();
}
public void set() {
previousAuthentication = userService.getSpringAuthentication();
previousPrivilegedMode = AclPrivilegedMode.isSet();
userService.setSpringAuthentication(authentication);
if (privilegedMode) {
AclPrivilegedMode.set();
} else {
AclPrivilegedMode.clear();
}
}
public void restore() {
userService.setSpringAuthentication(previousAuthentication);
if (previousPrivilegedMode) {
AclPrivilegedMode.set();
} else {
AclPrivilegedMode.clear();
}
}
}