eu.davidea.flexibleadapter.items

Interface IFilterable<F extends java.io.Serializable>

public interface IFilterable<F extends java.io.Serializable>

When user wants to search through the list, an item, in order to be to collected, must implement this interface. The filter object can be of any type and must implement Serializable type to support configuration changes, for example: String.

Since:

18/02/2016 Created

See Also:

IFlexible, IExpandable, IHeader, IHolder, ISectionable

Method Summary

Modifier and Type	Method and Description
boolean	filter(F constraint) Checks and performs the filter on this item.

Method Detail

filter

boolean filter(F constraint)

Checks and performs the filter on this item. Filter object can be of any type: you can apply any filter your use case foresees.

Note: Filter method makes use of HashSet, in case you implemented Object.equals(Object) you should implement Object.hashCode() too!

Parameters:

constraint - the filter applied by the user. In case of String it's always lowercase.

Returns:

true if this item should be collected by the Adapter for the filtered list, false otherwise