Package io.undertow.attribute

Class ConstantExchangeAttribute

java.lang.Object

io.undertow.attribute.ConstantExchangeAttribute

All Implemented Interfaces:

ExchangeAttribute

public class ConstantExchangeAttribute
extends Object
implements ExchangeAttribute

Exchange attribute that represents a fixed value

Author:

Stuart Douglas

Constructor Summary

Constructors

Constructor	Description
ConstantExchangeAttribute(String value)

Method Summary

Modifier and Type	Method	Description
String	readAttribute(HttpServerExchange exchange)	Resolve the attribute from the HTTP server exchange.
String	toString()
void	writeAttribute(HttpServerExchange exchange, String newValue)	Sets a new value for the attribute.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ConstantExchangeAttribute

public ConstantExchangeAttribute(String value)

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

toString

public String toString()

Overrides:

toString in class Object