/**
* Copyright (c) Istituto Nazionale di Fisica Nucleare, 2006-2014.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.italiangrid.voms.ac.impl;
import java.security.cert.X509Certificate;
import java.util.List;
import org.italiangrid.voms.VOMSAttribute;
import org.italiangrid.voms.ac.ACParsingContext;
import org.italiangrid.voms.ac.VOMSACLookupStrategy;
import org.italiangrid.voms.ac.VOMSACParser;
import org.italiangrid.voms.ac.VOMSAttributesNormalizationStrategy;
import org.italiangrid.voms.util.NullListener;
/**
* Default implementation of the VOMS attribute certificate parsing logic.
*
* @author Andrea Ceccanti
*
*/
public class DefaultVOMSACParser implements VOMSACParser {
private final VOMSACLookupStrategy acLookupStrategy;
private final VOMSAttributesNormalizationStrategy acNormalizationStrategy = new LeafVOMSExtensionNormalizationStrategy();
public DefaultVOMSACParser() {
this(new LeafACLookupStrategy(NullListener.INSTANCE));
}
public DefaultVOMSACParser(VOMSACLookupStrategy strategy) {
this.acLookupStrategy = strategy;
}
public List<VOMSAttribute> parse(X509Certificate[] validatedChain) {
if (validatedChain == null)
throw new NullPointerException("Cannot parse a null certchain!");
List<ACParsingContext> parsedACs = acLookupStrategy
.lookupVOMSAttributeCertificates(validatedChain);
return acNormalizationStrategy.normalizeAttributes(parsedACs);
}
}