How to use

verifyCertificate

method

in

com.lowagie.text.pdf.PdfPKCS7

for (int k = 0; k < certs.length; ++k) {
 X509Certificate cert = (X509Certificate) certs[k];
 String err = verifyCertificate(cert, crls, calendar);
 if (err != null)
  return new Object[] { cert, err };
    X509Certificate certStoreX509 = (X509Certificate) keystore
      .getCertificate(alias);
    if (verifyCertificate(certStoreX509, crls, calendar) != null)
     continue;
    try {

for (int k = 0; k < certs.length; ++k) {
  X509Certificate cert = (X509Certificate)certs[k];
  String err = verifyCertificate(cert, crls, calendar);
  if (err != null)
    return new Object[]{cert, err};
          continue;
        X509Certificate certStoreX509 = (X509Certificate)keystore.getCertificate(alias);
        if (verifyCertificate(certStoreX509, crls, calendar) != null)
          continue;
        try {

final String err = verifyCertificate(cert, crls, calendar);
if (err != null) {
  return new Object[]{cert, err};
      if (verifyCertificate(certStoreX509, crls, calendar) != null) {
        continue;