javax.tv.service.navigation
Class ServiceFilter

java.lang.Object
  javax.tv.service.navigation.ServiceFilter

Direct Known Subclasses:

LocatorFilter, PreferenceFilter, ServiceTypeFilter, SIElementFilter

public abstract class ServiceFilter
extends Object

This class represents a set filtering criteria used to generate a ServiceList. ServiceFilter is extended to create concrete filters based on various criteria. Applications may also extend this class to define custom filters, although custom filters may not be supported on certain filtering operations.

See Also:

ServiceList

Constructor Summary

protected

ServiceFilter() Constructs the filter.

Method Summary

abstract boolean

accept(Service service) Tests if a particular service passes this filter.

Methods inherited from class java.lang.Object

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

Constructor Detail

ServiceFilter

protected ServiceFilter()

Constructs the filter.

Method Detail

accept

public abstract boolean accept(Service service)

Tests if a particular service passes this filter. Subtypes of ServiceFilter override this method to provide the logic for a filtering operation on individual Service objects.

Parameters:

service - A Service to be evaluated against the filtering algorithm.

Returns:

true if service satisfies the filtering algorithm; false otherwise.