Constructor Detail

• SubstituteEmptyAttribute

  public SubstituteEmptyAttribute(ExchangeAttribute attribute,
                                  String substitute)

Method Detail

• readAttribute

  public String readAttribute(HttpServerExchange exchange)

  Description copied from interface: ExchangeAttribute
  Resolve the attribute from the HTTP server exchange. This may return null if the attribute is not present.

  Specified by:

  readAttribute in interface ExchangeAttribute

  Parameters:

  exchange - The exchange

  Returns:

  The attribute

• writeAttribute

  public void writeAttribute(HttpServerExchange exchange,
                             String newValue)
                      throws ReadOnlyAttributeException

  Description copied from interface: ExchangeAttribute
  Sets a new value for the attribute. Not all attributes are writable.

  Specified by:

  writeAttribute in interface ExchangeAttribute

  Parameters:

  exchange - The exchange

  newValue - The new value for the attribute

  Throws:

  ReadOnlyAttributeException - when attribute cannot be written