ilog.views.util.filter
Interface IlvFilter

All Superinterfaces:

IlvUnaryPredicate

All Known Implementing Classes:

IlvAbstractFilter

public interface IlvFilter
extends IlvUnaryPredicate

This interface describes a rule that selects some of the objects of a model and discards the other objects.

Since:

JViews 7.5

Method Summary

void	addFilterListener(FilterListener listener) Adds a listener to this filter.
boolean	evaluate(Object object) Returns true if the filter accepts the object, or false if it rejects it.
void	removeFilterListener(FilterListener listener) Removes a listener from this filter.

Method Detail

evaluate

boolean evaluate(Object object)

Returns true if the filter accepts the object, or false if it rejects it.

Specified by:

evaluate in interface IlvUnaryPredicate

Parameters:

object - an object in a model

Returns:

The result of the evaluation.

addFilterListener

void addFilterListener(FilterListener listener)

Adds a listener to this filter. The listener is invoked when the result of the evaluate method on any object may have changed.

Parameters:

listener - The listener that will be subscribed to subsequent FilterEvent events.

See Also:

removeFilterListener(ilog.views.util.filter.event.FilterListener)

removeFilterListener

void removeFilterListener(FilterListener listener)

Removes a listener from this filter.

Parameters:

listener - The listener that will be unsubscribed from receiving FilterEvent events.

See Also:

addFilterListener(ilog.views.util.filter.event.FilterListener)