public String getTransformationName() {
        return this.transformationName;
    }
Returns the actual string name to use when building the {@link javax.crypto.Cipher Cipher}
{@code transformation string}.

@return the actual string name to use when building the {@link javax.crypto.Cipher Cipher}
        {@code transformation string}.
@see javax.crypto.Cipher#getInstance(String)
src/main/java/org/apache/shiro/crypto/cipher/PaddingScheme.java