Example usage for java.security.cert X509CRLEntry getExtensionValue

Introduction

In this page you can find the example usage for java.security.cert X509CRLEntry 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:eu.europa.esig.dss.DSSRevocationUtils.java

/**
 * This method returns the reason of the revocation of the certificate
 * extracted from the given CRL./*from   w  w w. java 2  s.c o m*/
 *
 * @param crlEntry
 *            An object for a revoked certificate in a CRL (Certificate
 *            Revocation List).
 * @return
 * @throws DSSException
 */
public static String getRevocationReason(final X509CRLEntry crlEntry) throws DSSException {
    final String reasonId = Extension.reasonCode.getId();
    final byte[] extensionBytes = crlEntry.getExtensionValue(reasonId);

    try {
        final ASN1Enumerated reasonCodeExtension = ASN1Enumerated
                .getInstance(X509ExtensionUtil.fromExtensionValue(extensionBytes));
        final CRLReason reason = CRLReason.getInstance(reasonCodeExtension);
        int intValue = reason.getValue().intValue();
        return CRLReasonEnum.fromInt(intValue).name();
    } catch (IOException e) {
        throw new DSSException(e);
    }
}

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