Example usage for org.bouncycastle.asn1 DERIA5String getInstance

Introduction

In this page you can find the example usage for org.bouncycastle.asn1 DERIA5String getInstance.

Prototype

public static DERIA5String getInstance(Object obj)

Source Link

Document

Return an IA5 string from the passed in object

Usage

From source file:org.xwiki.crypto.pkix.params.x509certificate.extension.X509URI.java

License:Open Source License

/**
 * Create a new instance from a Bouncy Castle general name.
 *
 * @param name the Bouncy Castle general name.
 *//*from w w w  .  j  a v  a  2  s  . co  m*/
public X509URI(GeneralName name) {
    this(DERIA5String.getInstance(name.getName()).getString());

    if (name.getTagNo() != GeneralName.uniformResourceIdentifier) {
        throw new IllegalArgumentException("Incompatible general name: " + name.getTagNo());
    }
}

From source file:tools.pki.gbay.crypto.keys.validation.CertificateRevocationList.java

License:Apache License

/**
 * Extracts all CRL distribution point URLs from the
 * "CRL Distribution Point" extension in a X.509 certificate. If CRL
 * distribution point extension is unavailable, returns an empty list.
 * @param cert //from  w  w w  .ja va2s.  c  o  m
 * @return List of all CRL DPs
 * @throws CertificateParsingException 
 * @throws IOException 
 */
public static List<String> getCrlDistributionPoints(X509Certificate cert)
        throws CertificateParsingException, IOException {
    byte[] crldpExt = cert.getExtensionValue(Extension.cRLDistributionPoints.getId());
    if (crldpExt == null) {
        return new ArrayList<String>();
    }
    ASN1InputStream oAsnInStream = new ASN1InputStream(new ByteArrayInputStream(crldpExt));
    ASN1Primitive derObjCrlDP = oAsnInStream.readObject();
    DEROctetString dosCrlDP = (DEROctetString) derObjCrlDP;
    byte[] crldpExtOctets = dosCrlDP.getOctets();
    ASN1InputStream oAsnInStream2 = new ASN1InputStream(new ByteArrayInputStream(crldpExtOctets));
    ASN1Primitive derObj2 = oAsnInStream2.readObject();
    CRLDistPoint distPoint = CRLDistPoint.getInstance(derObj2);
    List<String> crlUrls = new ArrayList<String>();
    for (DistributionPoint dp : distPoint.getDistributionPoints()) {
        DistributionPointName dpn = dp.getDistributionPoint();
        // Look for URIs in fullName
        if (dpn != null && dpn.getType() == DistributionPointName.FULL_NAME) {
            GeneralName[] genNames = GeneralNames.getInstance(dpn.getName()).getNames();
            // Look for an URI
            for (int j = 0; j < genNames.length; j++) {
                if (genNames[j].getTagNo() == GeneralName.uniformResourceIdentifier) {
                    String url = DERIA5String.getInstance(genNames[j].getName()).getString();
                    log.debug("URL : " + url);
                    crlUrls.add(url);
                }
            }
        }
    }
    oAsnInStream.close();
    oAsnInStream2.close();
    return crlUrls;
}