Package com.smartfoxserver.extensions.filter

Class SFSExtensionFilterChain

java.lang.Object

com.smartfoxserver.extensions.filter.SFSExtensionFilterChain

All Implemented Interfaces:

IFilterChain

public class SFSExtensionFilterChain
extends Object
implements IFilterChain

The Filter Chain allows the developer to configure a number of Filters that will run prior to executing a Client request or dispatching a Server side event.

By using the addFilter method you can add filters to the Extension. Filters will be executed in the same order in which they were added to the Filter Chain

Constructor Summary

Constructors

Constructor	Description
SFSExtensionFilterChain(SFSExtension parentExtension)

Method Summary

Modifier and Type	Method	Description
void	addFilter(String filterName, SFSExtensionFilter filter)	Add a filter to the Filter Chain.
void	destroy()	Shut down the Filter Chain.
void	remove(String filterName)	Remove a Filter from the Filter Chain.
FilterAction	runEventInChain(ISFSEvent event)
FilterAction	runRequestInChain(String requestId, User sender, ISFSObject params)
int	size()	Get the size of the Filter Chain.

Methods inherited from class java.lang.Object

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

Constructor Details

SFSExtensionFilterChain

public SFSExtensionFilterChain(SFSExtension parentExtension)

Method Details

addFilter

public void addFilter(String filterName,
 SFSExtensionFilter filter)

Add a filter to the Filter Chain. Filters will be executed in the same order in which they were added to the Filter Chain.

Specified by:

addFilter in interface IFilterChain

Parameters:

filterName - the name of the filter

filter - the filter that is going to be added

remove

public void remove(String filterName)

Remove a Filter from the Filter Chain.

Specified by:

remove in interface IFilterChain

Parameters:

filterName - the name of the Filter

runEventInChain

public FilterAction runEventInChain(ISFSEvent event)
                             throws SFSException

Specified by:

runEventInChain in interface IFilterChain

Throws:

SFSException

runRequestInChain

public FilterAction runRequestInChain(String requestId,
 User sender,
 ISFSObject params)

Specified by:

runRequestInChain in interface IFilterChain

size

public int size()

Get the size of the Filter Chain.

Specified by:

size in interface IFilterChain

Returns:

the size of the Filter Chain.

destroy

public void destroy()

Shut down the Filter Chain.

Specified by:

destroy in interface IFilterChain