/**
  * Register a message marshallers.
  *
  * @param key QName consisting of message namespace and mode value
  * @param marshaller marshaller to register.
  */
 public void registerMarshaller(QName key, MessageMarshaller marshaller) {
   log.debug(
       "Registering marshaller, {}, for OpenID message mode {}",
       marshaller.getClass().getName(),
       key);
   messageMarshallers.put(key, marshaller);
 }
 /**
  * Write a object instance to data output stream
  *
  * @param o the instance to be marshaled
  * @param dataOut the output stream
  * @throws IOException thrown if an error occurs
  */
 @Override
 public void tightMarshal2(
     OpenWireFormat wireFormat, Object o, DataOutput dataOut, BooleanStream bs)
     throws IOException {
   super.tightMarshal2(wireFormat, o, dataOut, bs);
 }
 /** Write the booleans that this object uses to a BooleanStream */
 @Override
 public void looseMarshal(OpenWireFormat wireFormat, Object o, DataOutput dataOut)
     throws IOException {
   super.looseMarshal(wireFormat, o, dataOut);
 }
 /**
  * Un-marshal an object instance from the data input stream
  *
  * @param o the object to un-marshal
  * @param dataIn the data input stream to build the object from
  * @throws IOException
  */
 @Override
 public void tightUnmarshal(
     OpenWireFormat wireFormat, Object o, DataInput dataIn, BooleanStream bs) throws IOException {
   super.tightUnmarshal(wireFormat, o, dataIn, bs);
 }