org.keridwen.core.messaging
Interface Scheme<U,V>

Type Parameters:

U - type of the value returned by the last Command of the list.

V - type of the message the first Command of the list can handle.

All Known Implementing Classes:

ParallelScheme, SequenceScheme

public interface Scheme<U,V>

A Scheme describes how a list of Commands has to be executed.

Method Summary

U	execute(V message) Executes the given list of Commands with the given Event.
List<Command<U,V>>	getCommandsList() Gets the list of Commands managed by the scheme.

Method Detail

execute

U execute(V message)
          throws CommandException

Executes the given list of Commands with the given Event.

Parameters:

message - the message to handle

Returns:

the value returned by the last command in the list

Throws:

any - exception raised during command execution

CommandException

getCommandsList

List<Command<U,V>> getCommandsList()

Gets the list of Commands managed by the scheme.

Returns:

the commands list