com.neeve.toa.spi

Interface ChannelFilterProvider

public interface ChannelFilterProvider

A ChannelFilterProvider resolves the channel filter for a given ToaServiceChannel channel.

See Also:

TopicOrientedApplication messaging configuration

Method Summary

Modifier and Type	Method and Description
String	getChannelFilter(ToaService service, ToaServiceChannel channel) Returns the channel filter for the given ToaServiceChannel.

Method Detail

getChannelFilter

String getChannelFilter(ToaService service,
                        ToaServiceChannel channel)

Returns the channel filter for the given ToaServiceChannel.

ChannelJoinProvider Conflicts

It is illegal for one ChannelFilterProvider to return a different channel filter than another provider. The application will fail to start in such a case.

Parameters:

service - The service that defined the channel.

channel - The channel.

Returns:

The channel filter or null if the provider either doesn't provide the filter for this channel or if the channel should not be filtered.

See Also:

TopicOrientedApplication messaging configuration