org.talika.tarsis.command.factory
Class CommandFactoryService

java.lang.Object
  org.talika.tarsis.service.AbstractService
      org.talika.tarsis.command.factory.CommandFactoryService

All Implemented Interfaces:

CommandFactory, Service

Direct Known Subclasses:

XmlCommandFactory, XmlCommandsFactory

public abstract class CommandFactoryService
extends AbstractService
implements CommandFactory

Base implementation of CommandFactory interface.

Command factories plug in system like a service extending AbstractService.

Version:

$Revision: 269 $

Author:

Jose M. Palomar

Constructor Summary

CommandFactoryService()
Creates a new CommandFactoryService object.

Method Summary

protected void	addCommand(java.lang.String name, Command cmd) Adds a command definition to factory.
protected void	addCommands(java.util.Map cmds) Adds a map of command definitions to factory.
Command	findCommand(java.lang.String name) Returns matching name command instance.
protected abstract void	loadCommand(java.lang.String commandName) Tries to load command definition from repository for a given name.
protected abstract void	loadPackage(java.lang.String packageName) Tries to load all command definitions from repository for a given package.

Methods inherited from class org.talika.tarsis.service.AbstractService

destroy, getContext, getLogger, getName, init

Methods inherited from class java.lang.Object

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

Constructor Detail

CommandFactoryService

public CommandFactoryService()

Creates a new CommandFactoryService object.

Method Detail

findCommand

public final Command findCommand(java.lang.String name)

Returns matching name command instance.

Specified by:

findCommand in interface CommandFactory

Parameters:

name - String name of command.

Returns:

Command command instance for given name or null if none found.

See Also:

CommandFactory.findCommand(String)

loadCommand

protected abstract void loadCommand(java.lang.String commandName)

Tries to load command definition from repository for a given name.

Parameters:

commandName - String name of command to load.

loadPackage

protected abstract void loadPackage(java.lang.String packageName)

Tries to load all command definitions from repository for a given package.

Parameters:

packageName - String name for package to load.

addCommand

protected final void addCommand(java.lang.String name,
                                Command cmd)

Adds a command definition to factory.

Parameters:

name - String name of command.

cmd - Command instance of command.

addCommands

protected final void addCommands(java.util.Map cmds)

Adds a map of command definitions to factory. Map keys are command's names and values are command's instances.

Parameters:

cmds - Map map of command instances.