code: public JsMessage createInboundJsMessage(byte rawMessage[], int offset, int length)
                                           throws MessageDecodeFailedException {
      return createInboundJsMessage(rawMessage, offset, length, null);
    }
docs: Create a JsMessage to represent an inbound message.
  (To be called by the Communications component.)
  
  @param rawMessage  The inbound byte array containging a complete message
  @param offset      The offset in the byte array at which the message begins
  @param length      The length of the message within the byte array
  
  @return The new JsMessage
  
  @exception MessageDecodeFailedException Thrown if the inbound message could not be decoded