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The BSD License Copyright (c) 2010-2012 RIPE NCC All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: - Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. - Neither the name of the RIPE NCC nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 package net.ripe.rpki.commons.validation.objectvalidators;
 
 import static net.ripe.rpki.commons.validation.ValidationString.*;
 
 import java.util.List;
 
 
 
     private static final int MAX_CHAIN_LENGTH = 30;
     private ValidationOptions options;
     private ValidationResult result;
     private ValidationLocation location;
 
 
         this(locator, Arrays.asList(trustAnchors));
     }
 
         this(new ValidationOptions(), new ValidationResult(), locatortrustAnchors);
     }
 
         this. = options;
         this. = result;
         this. = new ValidationLocation("<unknown>");
         this. = locator;
         this. = trustAnchors;
     }
 
     @Override
     public ValidationResult getValidationResult() {
         return ;
     }
 
     @Override
     public void validate(String locationX509ResourceCertificate certificate) {
         this. = new ValidationLocation(location);
         this. = certificate;
 
         buildCertificationList();
         if (.hasFailures()) {
             // stop validation: certificate chain too long
             return;
         }
 
         checkTrustAnchor();
 
         X509ResourceCertificate parent = .get(0).getCertificate();
         .remove(0); // No need to validate the root (1st parent) certificate against itself
 
         IpResourceSet resources = parent.getResources();
 
         for (CertificateWithLocation certificateWithLocation : ) {
            String childLocation = certificateWithLocation.getLocation().getName();
            X509ResourceCertificate child = certificateWithLocation.getCertificate();
            X509Crl crl = getCRL(child);
            X509ResourceCertificateParentChildValidator validator = new X509ResourceCertificateParentChildValidator(parentcrlresources);
            validator.validate(childLocationchild);
            resources = child.deriveResources(resources);
            parent = child;
        }
    }
    private void buildCertificationList() {
        .add(0, new CertificateWithLocation(this.this.));
        .setLocation(this.);
            return;
        }
        X509ResourceCertificate cert = this.;
        while (!cert.isRoot()) {
            if (!.rejectIfNull(parent)) {
                return;
            }
            X509ResourceCertificateParser parser = new X509ResourceCertificateParser();
            parser.parse(new ValidationLocation(parent.getName()), parent.getContent());
            if (.hasFailures()) {
                return;
            }
            cert = parser.getCertificate();
            ValidationLocation parentLocation = new ValidationLocation(parent.getName());
            .add(0, new CertificateWithLocation(certparentLocation));
            .setLocation(parentLocation);
                return;
            }
        }
    }
    private X509Crl getCRL(X509ResourceCertificate certificate) {
        CertificateRepositoryObjectFile<X509CrlcrlFile = .findCrl(certificate);
        if (crlFile == null) {
            return null;
        }
        return X509Crl.parseDerEncoded(crlFile.getContent());
    }
    private void checkTrustAnchor() {
        if (( != null) && (.size() > 0)) {
        }
    }
    private class CertificateWithLocation {
        private final X509ResourceCertificate certificate;
        private final ValidationLocation location;
        public CertificateWithLocation(X509ResourceCertificate certificateValidationLocation location) {
            this. = location;
            this. = certificate;
        }
        public X509ResourceCertificate getCertificate() {
            return ;
        }
        public ValidationLocation getLocation() {
            return ;
        }
    }
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