org.jboss.xnio.channels
Interface Configurable

All Known Subinterfaces:

AllocatedMessageChannel, BoundServer<A,T>, ConfigurableFactory<T>, ConnectedStreamChannel<A>, DatagramChannel<A>, MessageChannel, MultipointDatagramChannel<A>, MultipointMessageChannel<A>, MultipointReadableMessageChannel<A>, MultipointWritableMessageChannel<A>, ReadableAllocatedMessageChannel, ReadableMessageChannel, StreamChannel, StreamSinkChannel, StreamSourceChannel, SuspendableChannel, SuspendableReadChannel, SuspendableWriteChannel, TcpChannel, UdpChannel, WritableMessageChannel

public interface Configurable

A channel that has parameters that may be configured while the channel is open.

Method Summary

<T> T	getOption(ChannelOption<T> option) Get the value of a channel option.
Set<ChannelOption<?>>	getOptions() Get the options that may be set on this channel.
<T> Configurable	setOption(ChannelOption<T> option, T value) Set an option for this channel.

Method Detail

getOption

<T> T getOption(ChannelOption<T> option)
            throws UnsupportedOptionException,
                   IOException

Get the value of a channel option.

Type Parameters:

T - the type of the option value

Parameters:

option - the option to get

Returns:

the value of the option

Throws:

UnsupportedOptionException - if the option is not supported by this channel

IOException - if an I/O error occurred when reading the option

getOptions

Set<ChannelOption<?>> getOptions()

Get the options that may be set on this channel.

Returns:

an unmodifiable set of options

setOption

<T> Configurable setOption(ChannelOption<T> option,
                           T value)
                       throws IllegalArgumentException,
                              IOException

Set an option for this channel.

Type Parameters:

T - the type of the option value

Parameters:

option - the option to set

value - the value of the option to set

Returns:

this channel

Throws:

UnsupportedOptionException - if the option is not supported by this channel

IllegalArgumentException - if the value is not acceptable for this option

IOException - if an I/O error occured when modifying the option