/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* 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 2.1 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.jboss.proxy;
import java.security.AccessController;
import java.security.Principal;
import java.security.PrivilegedAction;
import org.jboss.security.SecurityAssociation;
import org.jboss.security.SecurityContext;
import org.jboss.security.SecurityContextAssociation;
/**
* Interface defining the Privileged Blocks
* @author <a href="mailto:marc.fleury@jboss.org">Marc Fleury</a>
* @author <a href="mailto:Anil.Saldhana@jboss.org">Anil Saldhana</a>
* @since Mar 5, 2007
* @version $Revision: 85945 $
*/
interface SecurityActions
{
class UTIL
{
static SecurityActions getSecurityActions()
{
return System.getSecurityManager() == null ? NON_PRIVILEGED : PRIVILEGED;
}
}
SecurityActions NON_PRIVILEGED = new SecurityActions()
{
public Principal getPrincipal()
{
Principal p = null;
SecurityContext sc = SecurityContextAssociation.getSecurityContext();
if(sc != null)
{
p = sc.getUtil().getUserPrincipal();
}
if(p == null && SecurityContextAssociation.isClient())
p = SecurityAssociation.getPrincipal();
return p;
}
public Object getCredential()
{
Object cred = null;
SecurityContext sc = SecurityContextAssociation.getSecurityContext();
if(sc != null)
{
cred = sc.getUtil().getCredential();
}
if(cred == null && SecurityContextAssociation.isClient())
cred = SecurityAssociation.getCredential();
return cred;
}
};
SecurityActions PRIVILEGED = new SecurityActions()
{
private final PrivilegedAction<Principal> getPrincipalAction = new PrivilegedAction<Principal>()
{
public Principal run()
{
Principal p = null;
SecurityContext sc = SecurityContextAssociation.getSecurityContext();
if(sc != null)
{
p = sc.getUtil().getUserPrincipal();
}
return p;
}
};
private final PrivilegedAction<Object> getCredentialAction = new PrivilegedAction<Object>()
{
public Object run()
{
Object cred = null;
SecurityContext sc = SecurityContextAssociation.getSecurityContext();
if(sc != null)
{
cred = sc.getUtil().getCredential();
}
return cred;
}
};
public Principal getPrincipal()
{
return AccessController.doPrivileged(getPrincipalAction);
}
public Object getCredential()
{
return AccessController.doPrivileged(getCredentialAction);
}
};
Principal getPrincipal();
Object getCredential();
}