http://www.bouncycastle.org/java.html: The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5 to JDK 1.8.
  • The Legion of the Bouncy Castle Inc. 
package org.bouncycastle.util.io.pem;


Base interface for generators of PEM objects.

/**
 * Base interface for generators of PEM objects.
 */
public interface PemObjectGenerator
{
    
Generate a PEM object.

Throws:
Returns:the generated object.
/**
     * Generate a PEM object.
     *
     * @return the generated object.
     * @throws PemGenerationException on failure.
     */
    PemObject generate()
        throws PemGenerationException;
}