Set certPairSet = new HashSet();
int i = 0;
while (i < list.size())
{
X509CertificatePair pair;
try
{
// first try to decode it as certificate pair
try
{
X509CertPairParser parser = new X509CertPairParser();
parser.engineInit(new ByteArrayInputStream(
(byte[])list.get(i)));
pair = (X509CertificatePair)parser.engineRead();
}
catch (StreamParsingException e)
{
// now try it to construct it the forward and reverse
// certificate
byte[] forward = (byte[])list.get(i);
byte[] reverse = (byte[])list.get(i + 1);
pair = new X509CertificatePair(new CertificatePair(
Certificate
.getInstance(new ASN1InputStream(
forward).readObject()),
Certificate
.getInstance(new ASN1InputStream(