CertPathBuilderResult result = null;
// find holder PKCs
Set holderPKCs = new HashSet();
if (attrCert.getHolder().getIssuer() != null)
{
X509CertStoreSelector selector = new X509CertStoreSelector();
selector.setSerialNumber(attrCert.getHolder().getSerialNumber());
Principal[] principals = attrCert.getHolder().getIssuer();
for (int i = 0; i < principals.length; i++)
{
try
{
if (principals[i] instanceof X500Principal)
{
selector.setIssuer(((X500Principal)principals[i])
.getEncoded());
}
holderPKCs.addAll(CertPathValidatorUtilities
.findCertificates(selector, pkixParams.getStores()));
}
catch (AnnotatedException e)
{
throw new ExtCertPathValidatorException(
"Public key certificate for attribute certificate cannot be searched.",
e);
}
catch (IOException e)
{
throw new ExtCertPathValidatorException(
"Unable to encode X500 principal.", e);
}
}
if (holderPKCs.isEmpty())
{
throw new CertPathValidatorException(
"Public key certificate specified in base certificate ID for attribute certificate cannot be found.");
}
}
if (attrCert.getHolder().getEntityNames() != null)
{
X509CertStoreSelector selector = new X509CertStoreSelector();
Principal[] principals = attrCert.getHolder().getEntityNames();
for (int i = 0; i < principals.length; i++)
{
try
{
if (principals[i] instanceof X500Principal)
{
selector.setIssuer(((X500Principal) principals[i])
.getEncoded());
}
holderPKCs.addAll(CertPathValidatorUtilities
.findCertificates(selector, pkixParams.getStores()));
}
catch (AnnotatedException e)
{
throw new ExtCertPathValidatorException(
"Public key certificate for attribute certificate cannot be searched.",
e);
}
catch (IOException e)
{
throw new ExtCertPathValidatorException(
"Unable to encode X500 principal.", e);
}
}
if (holderPKCs.isEmpty())
{
throw new CertPathValidatorException(
"Public key certificate specified in entity name for attribute certificate cannot be found.");
}
}
// verify cert paths for PKCs
ExtendedPKIXBuilderParameters params = (ExtendedPKIXBuilderParameters) ExtendedPKIXBuilderParameters
.getInstance(pkixParams);
CertPathValidatorException lastException = null;
for (Iterator it = holderPKCs.iterator(); it.hasNext();)
{
X509CertStoreSelector selector = new X509CertStoreSelector();
selector.setCertificate((X509Certificate) it.next());
params.setTargetConstraints(selector);
CertPathBuilder builder = null;
try
{
builder = CertPathBuilder.getInstance("PKIX", "BC2");