code: public static ChangeRequestAttribute createChangeRequestAttribute(
  			boolean changeIP, boolean changePort) {
  		ChangeRequestAttribute attribute = new ChangeRequestAttribute();
  
  		attribute.setAddressChanging(changeIP);
  		attribute.setPortChanging(changePort);
  
  		return attribute;
  	}
docs: Creates a ChangeRequestAttribute with the specified flag values.
  
  @param changeIP
  the value of the changeIP flag.
  @param changePort
  the value of the changePort flag.
  @return the newly created ChangeRequestAttribute.