How to use

getSignerInfos

method

in

org.spongycastle.asn1.cms.SignedData

/**
 * Return if this is object represents a detached signature.
 *
 * @return true if this message represents a detached signature, false otherwise.
 */
public boolean isDetachedSignature()
{
  return signedData.getEncapContentInfo().getContent() == null && signedData.getSignerInfos().size() > 0;
}

/**
 * Return if this is object represents a certificate management message.
 *
 * @return true if the message has no signers or content, false otherwise.
 */
public boolean isCertificateManagementMessage()
{
  return signedData.getEncapContentInfo().getContent() == null && signedData.getSignerInfos().size() == 0;
}

/**
 * Return if this is object represents a certificate management message.
 *
 * @return true if the message has no signers or content, false otherwise.
 */
public boolean isCertificateManagementMessage()
{
  return signedData.getEncapContentInfo().getContent() == null && signedData.getSignerInfos().size() == 0;
}

/**
 * Return if this is object represents a detached signature.
 *
 * @return true if this message represents a detached signature, false otherwise.
 */
public boolean isDetachedSignature()
{
  return signedData.getEncapContentInfo().getContent() == null && signedData.getSignerInfos().size() > 0;
}

/**
 * return the collection of signers that are associated with the
 * signatures for the message.
 */
public SignerInformationStore getSignerInfos()
{
  if (signerInfoStore == null)
  {
    ASN1Set         s = signedData.getSignerInfos();
    List            signerInfos = new ArrayList();
    for (int i = 0; i != s.size(); i++)
    {
      SignerInfo info = SignerInfo.getInstance(s.getObjectAt(i));
      ASN1ObjectIdentifier contentType = signedData.getEncapContentInfo().getContentType();
      if (hashes == null)
      {
        signerInfos.add(new SignerInformation(info, contentType, signedContent, null));
      }
      else
      {
        Object obj = hashes.keySet().iterator().next();
        byte[] hash = (obj instanceof String) ? (byte[])hashes.get(info.getDigestAlgorithm().getAlgorithm().getId()) : (byte[])hashes.get(info.getDigestAlgorithm().getAlgorithm());
        signerInfos.add(new SignerInformation(info, contentType, null, hash));
      }
    }
    signerInfoStore = new SignerInformationStore(signerInfos);
  }
  return signerInfoStore;
}

final SignedData sd = SignedData.getInstance(datos);
final ASN1Set signerInfosSd = sd.getSignerInfos();

/**
 * return the collection of signers that are associated with the
 * signatures for the message.
 */
public SignerInformationStore getSignerInfos()
{
  if (signerInfoStore == null)
  {
    ASN1Set         s = signedData.getSignerInfos();
    List            signerInfos = new ArrayList();
    for (int i = 0; i != s.size(); i++)
    {
      SignerInfo info = SignerInfo.getInstance(s.getObjectAt(i));
      ASN1ObjectIdentifier contentType = signedData.getEncapContentInfo().getContentType();
      if (hashes == null)
      {
        signerInfos.add(new SignerInformation(info, contentType, signedContent, null));
      }
      else
      {
        Object obj = hashes.keySet().iterator().next();
        byte[] hash = (obj instanceof String) ? (byte[])hashes.get(info.getDigestAlgorithm().getAlgorithm().getId()) : (byte[])hashes.get(info.getDigestAlgorithm().getAlgorithm());
        signerInfos.add(new SignerInformation(info, contentType, null, hash));
      }
    }
    signerInfoStore = new SignerInformationStore(signerInfos);
  }
  return signerInfoStore;
}

final ASN1Sequence datos = (ASN1Sequence) doj.getObject();
final SignedData sd = SignedData.getInstance(datos);
final ASN1Set signerInfosSd = sd.getSignerInfos();

certSet,
crlSet,
signedData.signedData.getSignerInfos());

certSet,
crlSet,
signedData.signedData.getSignerInfos());

final ASN1Set signerInfosSd = sd.getSignerInfos();

try {
  final SignedData sd = SignedData.getInstance(contentSignedData);
  signerInfosSd = sd.getSignerInfos();
  certificates = sd.getCertificates();