/*
* JBoss, Home of Professional Open Source
* Copyright 2007, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt 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.security.xacml.locators;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import org.jboss.security.xacml.bridge.PolicySetFinderModule;
import org.jboss.security.xacml.interfaces.XACMLConstants;
import org.jboss.security.xacml.interfaces.XACMLPolicy;
import org.jboss.security.xacml.sunxacml.AbstractPolicy;
import org.jboss.security.xacml.sunxacml.Policy;
import org.jboss.security.xacml.sunxacml.PolicySet;
/**
* Locator for a PolicySet
* @author Anil.Saldhana@redhat.com
* @since Jul 6, 2007
* @version $Revision$
*/
public class JBossPolicySetLocator extends AbstractJBossPolicyLocator
{
private List<PolicySetFinderModule> pfml = new ArrayList<PolicySetFinderModule>();
public JBossPolicySetLocator()
{
}
public JBossPolicySetLocator(Set<XACMLPolicy> policies)
{
setPolicies(policies);
}
@Override
public void setPolicies(Set<XACMLPolicy> policies)
{
for (XACMLPolicy xp : policies)
{
if (xp.getType() == XACMLPolicy.POLICYSET)
{
pfml.add(getPopulatedPolicySetFinderModule(xp));
}
}
this.map.put(XACMLConstants.POLICY_FINDER_MODULE, pfml);
}
private PolicySetFinderModule getPopulatedPolicySetFinderModule(XACMLPolicy xpolicy)
{
PolicySetFinderModule psfm = new PolicySetFinderModule();
//Check for enclosed policies
List<Policy> sunxacmlPolicies = new ArrayList<Policy>();
List<PolicySet> sunxacmlPolicySets = new ArrayList<PolicySet>();
this.recursivePopulate(xpolicy, sunxacmlPolicySets, sunxacmlPolicies, psfm);
psfm.set((PolicySet) xpolicy.get(XACMLConstants.UNDERLYING_POLICY), sunxacmlPolicies, sunxacmlPolicySets);
//Make this PolicySetFinderModule the module for this policy set
xpolicy.set(XACMLConstants.POLICY_FINDER_MODULE, psfm);
return psfm;
}
private void recursivePopulate(XACMLPolicy policy, List<PolicySet> policySets, List<Policy> policies,
PolicySetFinderModule psfm)
{
List<XACMLPolicy> policyList = policy.getEnclosingPolicies();
for (XACMLPolicy xp : policyList)
{
AbstractPolicy p = xp.get(XACMLConstants.UNDERLYING_POLICY);
if (p instanceof Policy)
policies.add((Policy) p);
else if (p instanceof PolicySet)
{
policySets.add((PolicySet) p);
this.recursivePopulate(xp, policySets, policies, psfm);
}
}
}
}