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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.crypto.x509cert;
 
 import static net.ripe.rpki.commons.validation.ValidationString.*;
 import static net.ripe.rpki.commons.crypto.x509cert.AbstractX509CertificateWrapper.*;
 
 
 
 
     // ASN.1 PrintableString type
     private final static Pattern PRINTABLE_STRING = Pattern.compile("[-A-Za-z0-9 '()+,./:=?]+");
 
     public X509ResourceCertificateParser() {
         this(new ValidationResult());
     }
 
         super(result);
     }
 
     @Override
         if (!isSuccess()) {
             throw new IllegalArgumentException("Resource Certificate validation failed");
         }
         return new X509ResourceCertificate(getX509Certificate());
     }
 
     @Override
     protected void doTypeSpecificValidation() {
         validateIssuerAndSubjectDN();
         validateCertificatePolicy();
     }
 
     private void validateIssuerAndSubjectDN() {
         try {
             JcaX509CertificateHolder cert = new JcaX509CertificateHolder();
         } catch (CertificateEncodingException e) {
             throw new AbstractX509CertificateWrapperException(e);
         }
     }
 
     private boolean isValidName(X500Name principal) {
         // RCF6487 section 4.4 and 4.5.
         return hasOneValidCn(principal) && mayHaveOneValidSerialNumber(principal);
     }
 
     public boolean mayHaveOneValidSerialNumber(X500Name principal) {
         RDN[] serialNumbers = principal.getRDNs(.);
         return serialNumbers.length <= 1;
     }
 
     private boolean hasOneValidCn(X500Name principal) {
        RDN[] cns = principal.getRDNs(.);
        if (cns.length != 1) {
            return false;
        }
        AttributeTypeAndValue firstCn = cns[0].getFirst();
        if (firstCn == null) {
            return false;
        }
        ASN1Encodable firstCnValue = firstCn.getValue();
        return firstCnValue != null && isPrintableString(firstCnValue.toString());
    }
    private boolean isPrintableString(String s) {
        return .matcher(s).matches();
    }
    private void validateCertificatePolicy() {
            return;
        }
        try {
            byte[] extensionValue = .getExtensionValue(..getId());
            if (!.rejectIfNull(extensionValue)) {
                return;
            }
            ASN1Sequence policies = ASN1Sequence.getInstance(X509ExtensionUtil.fromExtensionValue(extensionValue));
            if (!.rejectIfFalse(policies.size() == 1, )) {
                return;
            }
            PolicyInformation policy = PolicyInformation.getInstance(policies.getObjectAt(0));
            if (!.rejectIfNull(policy.getPolicyIdentifier(), )) {
                return;
            }
        } catch (IOException e) {
            .rejectIfFalse(false);
        }
    }
            .rejectIfTrue(false);
        }
    }
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