@Override
  public SSLContext getSSLContext() {
    return sslContext;
  }
Returns a configured {@link SSLContext}. This context supports creating {@link SSLEngine}s and for the loaded
truststore and keystore. An {@link SSLEngine} must be created for each connection.
@return SSLContext.
ambry-commons/src/main/java/com/github/ambry/commons/JdkSslFactory.java