Example usage for java.security.cert X509Extension getExtensionValue

Introduction

In this page you can find the example usage for java.security.cert X509Extension getExtensionValue.

Prototype

public byte[] getExtensionValue(String oid);

Source Link

Document

Gets the DER-encoded OCTET string for the extension value (extnValue) identified by the passed-in oid String.

Usage

From source file:net.ripe.rpki.commons.crypto.x509cert.X509CertificateUtil.java

public static byte[] getSubjectKeyIdentifier(X509Extension certificate) {
    try {//from  w  w w.j a  v a  2s.c  om
        byte[] extensionValue = certificate
                .getExtensionValue(org.bouncycastle.asn1.x509.X509Extension.subjectKeyIdentifier.getId());
        if (extensionValue == null) {
            return null;
        }
        return SubjectKeyIdentifier.getInstance(X509ExtensionUtil.fromExtensionValue(extensionValue))
                .getKeyIdentifier();
    } catch (IOException e) {
        throw new X509CertificateOperationException("Cannot get SubjectKeyIdentifier for certificate", e);
    }
}

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From source file:net.ripe.rpki.commons.crypto.x509cert.X509CertificateUtil.java

public static byte[] getAuthorityKeyIdentifier(X509Extension certificate) {
    try {/*from  w  w w . ja  v a 2  s . c  o  m*/
        byte[] extensionValue = certificate
                .getExtensionValue(org.bouncycastle.asn1.x509.X509Extension.authorityKeyIdentifier.getId());
        if (extensionValue == null) {
            return null;
        }
        return AuthorityKeyIdentifier.getInstance(X509ExtensionUtil.fromExtensionValue(extensionValue))
                .getKeyIdentifier();
    } catch (IOException e) {
        throw new X509CertificateOperationException("Can not get AuthorityKeyIdentifier for certificate", e);
    }
}

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From source file:net.sf.keystore_explorer.crypto.x509.X509CertificateGenerator.java

private ASN1Encodable getExtensionValue(X509Extension extensions, String oid) throws CryptoException {
    ASN1InputStream ais = null;/*from  w  ww  .  j a v  a2 s. c  o m*/

    try {
        ais = new ASN1InputStream(extensions.getExtensionValue(oid));
        return ais.readObject();
    } catch (IOException ex) {
        throw new CryptoException(res.getString("CertificateGenFailed.exception.message"), ex);
    } finally {
        IOUtils.closeQuietly(ais);
    }
}

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