http://www.bouncycastle.org/java.html: The Bouncy Castle Java APIs for CMS, PKCS, EAC, TSP, CMP, CRMF, OCSP, and certificate generation. This jar contains APIs for JDK 1.5 to JDK 1.8. The APIs can be used in conjunction with a JCE/JCA provider such as the one provided with the Bouncy Castle Cryptography APIs.
  • The Legion of the Bouncy Castle Inc. 
package org.bouncycastle.cms;

import org.bouncycastle.asn1.x509.AlgorithmIdentifier;

public interface CMSSignatureAlgorithmNameGenerator
{
    
Return the digest algorithm using one of the standard string
representations rather than the algorithm object identifier (if possible).

Params:
  • digestAlg – the digest algorithm id.
  • encryptionAlg – the encryption, or signing, algorithm id.
/**
     * Return the digest algorithm using one of the standard string
     * representations rather than the algorithm object identifier (if possible).
     *
     * @param digestAlg the digest algorithm id.
     * @param encryptionAlg the encryption, or signing, algorithm id.
     */
    String getSignatureName(AlgorithmIdentifier digestAlg, AlgorithmIdentifier encryptionAlg);
}