PolicyDecisionPoint.java

package eu.musesproject.server.eventprocessor.policy.manage;

import java.util.List;

import org.wso2.balana.Balana;
import org.wso2.balana.PDP;
import org.wso2.balana.PDPConfig;
import org.wso2.balana.finder.AttributeFinder;
import org.wso2.balana.finder.AttributeFinderModule;
import org.wso2.balana.finder.ResourceFinder;
import org.wso2.balana.finder.ResourceFinderModule;

/*
 * #%L
 * MUSES Server
 * %%
 * Copyright (C) 2013 - 2014 S2 Grupo
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * #L%
 */

public class PolicyDecisionPoint {
	
	/**
     * Returns a new PDP instance with new XACML policies
     *
     * @return a  PDP instance
     */
    public static PDP getPDPNewInstance(){
    	
    	Balana balana = PolicyEnforcementPoint.getBalana();

        PDPConfig pdpConfig = balana.getPdpConfig();

        // registering new attribute finder. so default PDPConfig is needed to change
        AttributeFinder attributeFinder = pdpConfig.getAttributeFinder();
        List<AttributeFinderModule> finderModules = attributeFinder.getModules();
        finderModules.add(new MusesAttributeFinderModule());
        attributeFinder.setModules(finderModules);

        // registering new resource finder. so default PDPConfig is needed to change
        ResourceFinder resourceFinder = pdpConfig.getResourceFinder();
        List<ResourceFinderModule> resourceModules = resourceFinder.getModules();
        resourceModules.add(new HierarchicalResourceFinder());
        resourceFinder.setModules(resourceModules);


        return new PDP(new PDPConfig(attributeFinder, pdpConfig.getPolicyFinder(), resourceFinder, true));
    }
	



}