本文整理匯總了Java中org.bouncycastle.asn1.x509.KeyUsage.fromExtensions方法的典型用法代碼示例。如果您正苦於以下問題：Java KeyUsage.fromExtensions方法的具體用法？Java KeyUsage.fromExtensions怎麽用？Java KeyUsage.fromExtensions使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類org.bouncycastle.asn1.x509.KeyUsage的用法示例。
在下文中一共展示了KeyUsage.fromExtensions方法的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: validateKeyUsage
import org.bouncycastle.asn1.x509.KeyUsage; //導入方法依賴的package包/類
static void validateKeyUsage(org.bouncycastle.asn1.x509.Certificate c, int keyUsageBits)
throws IOException
{
Extensions exts = c.getTBSCertificate().getExtensions();
if (exts != null)
{
KeyUsage ku = KeyUsage.fromExtensions(exts);
if (ku != null)
{
int bits = ku.getBytes()[0] & 0xff;
if ((bits & keyUsageBits) != keyUsageBits)
{
throw new TlsFatalAlert(AlertDescription.certificate_unknown);
}
}
}
}
示例2: validate
import org.bouncycastle.asn1.x509.KeyUsage; //導入方法依賴的package包/類
public void validate(CertPathValidationContext context, X509CertificateHolder certificate)
throws CertPathValidationException
{
context.addHandledExtension(Extension.keyUsage);
if (!context.isEndEntity())
{
KeyUsage usage = KeyUsage.fromExtensions(certificate.getExtensions());
if (usage != null)
{
if (!usage.hasUsages(KeyUsage.keyCertSign))
{
throw new CertPathValidationException("Issuer certificate KeyUsage extension does not permit key signing");
}
}
else
{
if (isMandatory)
{
throw new CertPathValidationException("KeyUsage extension not present in CA certificate");
}
}
}
}
示例3: getKeyUsage
import org.bouncycastle.asn1.x509.KeyUsage; //導入方法依賴的package包/類
public KeyUsage getKeyUsage() {
return KeyUsage.fromExtensions(certificateHolder.getExtensions());
}