/**
* Unmarshals a new <code>XMLSignature</code> instance from a
* mechanism-specific <code>XMLValidateContext</code> instance.
*
* @param context a mechanism-specific context from which to unmarshal the
* signature from
* @return the <code>XMLSignature</code>
* @throws NullPointerException if <code>context</code> is
* <code>null</code>
* @throws ClassCastException if the type of <code>context</code> is
* inappropriate for this factory
* @throws MarshalException if an unrecoverable exception occurs
* during unmarshalling
*/
public abstract XMLSignature unmarshalXMLSignature
(XMLValidateContext context);//throws MarshalException;
/** * Unmarshals a new <code>XMLSignature</code> instance from a * mechanism-specific <code>XMLValidateContext</code> instance. * * @param context a mechanism-specific context from which to unmarshal the * signature from * @return the <code>XMLSignature</code> * @throws NullPointerException if <code>context</code> is * <code>null</code> * @throws ClassCastException if the type of <code>context</code> is * inappropriate for this factory * @throws MarshalException if an unrecoverable exception occurs * during unmarshalling */ public abstract XMLSignature unmarshalXMLSignature(XMLValidateContext context);