kernel

Class ChainedCommandFilter

java.lang.Object

kernel.ChainedCommandFilter

All Implemented Interfaces:

CommandFilter

public class ChainedCommandFilter
extends java.lang.Object
implements CommandFilter

A CommandFilter that chains together a set of filters.

Constructor Summary

Constructors

Constructor and Description
ChainedCommandFilter() Construct an empty ChainedCommandFilter.

Method Summary

Modifier and Type	Method and Description
void	addFilter(CommandFilter filter) Add a CommandFilter to the chain.
void	filter(java.util.Collection<Command> commands, KernelState state) Filter a set of agent commands.
void	initialise(Config config) Initialise this filter.
void	removeFilter(CommandFilter filter) Remove a CommandFilter from the chain.

Methods inherited from class java.lang.Object

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

Constructor Detail

ChainedCommandFilter

public ChainedCommandFilter()

Construct an empty ChainedCommandFilter.

Method Detail

addFilter

public void addFilter(CommandFilter filter)

Add a CommandFilter to the chain.

Parameters:

filter - The filter to add.

removeFilter

public void removeFilter(CommandFilter filter)

Remove a CommandFilter from the chain.

Parameters:

filter - The filter to remove.

initialise

public void initialise(Config config)

Description copied from interface: CommandFilter

Initialise this filter.

Specified by:

initialise in interface CommandFilter

Parameters:

config - The kernel configuration.

filter

public void filter(java.util.Collection<Command> commands,
                   KernelState state)

Description copied from interface: CommandFilter

Filter a set of agent commands. Any illegal commands should be removed from the given collection.

Specified by:

filter in interface CommandFilter

Parameters:

commands - The commands to filter. This collection should be modified to remove any illegal commands.

state - The state of the kernel.