things.thinger.service.command
Interface CommandRegistry

All Known Implementing Classes:

LocalCommandRegistry

public interface CommandRegistry

A Command Registry.

Version:

1.0

Version History

EPG - Initial - 12 FEB 06
 

Author:

Erich P. Gatejen

Field Summary

static java.lang.String

NOT_NAMED

Method Summary

CommandDefinition	get(java.lang.String name) Get a command.
CommandRegistry	getGlobalRegistry() Get the generic global registry.
boolean	has(java.lang.String name) Does it have a command registered by this name?
void	register(java.lang.String name, CommandDefinition command) Register a command.

Field Detail

NOT_NAMED

static final java.lang.String NOT_NAMED

Method Detail

getGlobalRegistry

CommandRegistry getGlobalRegistry()

Get the generic global registry.

Returns:

a reference to the system

has

boolean has(java.lang.String name)

Does it have a command registered by this name?

Parameters:

name - The name.

Returns:

true if it does, otherwise false.

register

void register(java.lang.String name,
              CommandDefinition command)
              throws SystemException

Register a command. It will throw an exception if the command is already registered.

Parameters:

name - The name.

command - The command.

Throws:

SystemException

See Also:

SystemException

get

CommandDefinition get(java.lang.String name)
                      throws SystemException

Get a command. It will throw an exception if the command is not registered.

Parameters:

name - The name.

Returns:

The definition.

Throws:

SystemException

See Also:

SystemException